a3320970587f1cb52cd036b1317dcd800c71da4c499a240d7644d9d93003c933

Analysis

max time kernel
139s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
02-05-2024 02:57

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General

Target

0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe
Size

7.7MB
MD5

0d4bfbdb0a90be3072174f93dc81897e
SHA1

eb034e2bf1859deab12617ab4333b7b719553306
SHA256

a3320970587f1cb52cd036b1317dcd800c71da4c499a240d7644d9d93003c933
SHA512

ecae4033707c66a455dae64061cec4ff225b4679df6a684d6cdb07cba22f1695e53b0f265f3c1456b1bb0820827225c8ecbf92129ef8957695ff315a8ef3cfe3
SSDEEP

196608:MCKPhIdB4LC4BgRexpA4O1Xq7pZIBVIAg26FsluEMC/WpsvkCesIG:nWo4m4iwg/qfDLKEC/WSvkCeH

Score

7^/10

discovery evasion persistence trojan

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	update.exe

Executes dropped EXE 8 IoCs

pid	Process
2084	cexplorer.exe
2536	cexplorer.tmp
2196	update.exe
3140	ChameleonExplorer.exe
1960	crpt.exe
2676	ChameleonExplorer.exe
4896	ChameleonFolder.exe
2000	ChameleonExplorer.exe

Loads dropped DLL 1 IoCs

pid	Process
1960	crpt.exe

Registers COM server for autorun 1 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\LocalServer32	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\LocalServer32\ = "C:\\Program Files (x86)\\Chameleon Explorer\\ChameleonExplorer.exe"	ChameleonExplorer.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Chameleon Explorer = "\"C:\\Program Files (x86)\\Chameleon Explorer\\ChameleonExplorer.exe\" /startup"	ChameleonExplorer.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ChameleonFolder.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM32\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Windows\System32\kernel32.pdb	ChameleonExplorer.exe
File opened for modification	C:\Windows\SYSTEM32\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Windows\System32\kernel32.pdb	ChameleonExplorer.exe

Drops file in Program Files directory 36 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Chameleon Explorer\is-CNLSR.tmp	cexplorer.tmp
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\unins000.dat	cexplorer.tmp
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\is-PIAGB.tmp	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\is-LRAJR.tmp	cexplorer.tmp
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\dll\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\symbols\DLL\kernel32.pdb	ChameleonExplorer.exe
File created	C:\Program Files (x86)\Chameleon Explorer\Folder.dll	ChameleonFolder.exe
File created	C:\Program Files (x86)\Chameleon Explorer\is-1M0GL.tmp	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper64.dll_backup	ChameleonExplorer.exe
File created	C:\Program Files (x86)\Chameleon Explorer\unins000.dat	cexplorer.tmp
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\symbols\dll\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\DLL\kernel32.pdb	ChameleonExplorer.exe
File created	C:\Program Files (x86)\Chameleon Explorer\Folder64.dll_backup	ChameleonFolder.exe
File created	C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper32.dll_backup	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\symbols\dll\ntdll.pdb	ChameleonExplorer.exe
File created	C:\Program Files (x86)\Chameleon Explorer\Folder.dll_backup	ChameleonFolder.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\dll\ntdll.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\is-ESLTV.tmp	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\is-22A1E.tmp	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\unins000.msg	cexplorer.tmp
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\kernel32.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\Folder.dll_backup	ChameleonFolder.exe
File created	C:\Program Files (x86)\Chameleon Explorer\Folder64.dll	ChameleonFolder.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\symbols\DLL\kernel32.pdb	ChameleonExplorer.exe
File created	C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper64.dll	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder64.exe	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\is-AI76K.tmp	cexplorer.tmp
File created	C:\Program Files (x86)\Chameleon Explorer\is-3C16Q.tmp	cexplorer.tmp
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\kernel32.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\DLL\kernel32.pdb	ChameleonExplorer.exe
File opened for modification	C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper32.dll_backup	ChameleonExplorer.exe
File created	C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper32.dll	ChameleonExplorer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4712	1960	WerFault.exe	102

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x000a000000023bc7-100.dat	nsis_installer_1
behavioral2/files/0x000a000000023bc7-100.dat	nsis_installer_2

Modifies registry class 52 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\System.RangeException	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\shell\open	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\ProgID\ = "ChameleonExplorer.AutoplayEventHandler"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\shell\open	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException\CurVer\ins13 = "installed"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Applications\ChameleonExplorer.exe\DefaultIcon	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Directory	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\.zip	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException\CurVer	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\.zip\OpenWithProgids\ChameleonExplorer.zip	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\ = "Chameleon Explorer Autoplay COM Server"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\LocalServer32\ = "C:\\Program Files (x86)\\Chameleon Explorer\\ChameleonExplorer.exe"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException\CLSID	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\DefaultIcon\ = "%WinDir%\\System32\\zipfldr.dll"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\CLSID	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\CLSID\ = "{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\shell\open\command	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Drive\shell	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Drive	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\shell\ = "open"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\shell\open\command\ = "\"C:\\Program Files (x86)\\Chameleon Explorer\\ChameleonExplorer.exe\" %1"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException\CurVer\13 = "45415"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Directory\shell\ = "open"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\ = "Chameleon Explorer Autoplay COM Server"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\System.RangeException\CurVer\uid = "7878de2a8a4c9aad438ede79efde1ad4"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Directory\shell	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\DefaultIcon	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\shell\open\DropTarget	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException\CLSID\ = "{4286FA72-A2FA-3245-8751-D4206070A191}"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Directory\shell\open\command\ = "\"C:\\Program Files (x86)\\Chameleon Explorer\\ChameleonExplorer.exe\" %1"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Drive\shell\ = "open"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\ProgID	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Directory\shell\open	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Drive\shell\open\command\ = "\"C:\\Program Files (x86)\\Chameleon Explorer\\ChameleonExplorer.exe\" %1"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Applications	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.zip\shell	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Directory\shell\open\command	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Drive\shell\open\command	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\.zip\ = "ChameleonExplorer.zip"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\.zip\OpenWithProgids	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\System.RangeException\ = "System.RangeException"	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Applications\ChameleonExplorer.exe\DefaultIcon\ = "%WinDir%\\System32\\zipfldr.dll"	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Drive\shell\open	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\shell	ChameleonExplorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\System.RangeException\CurVer	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\Applications\ChameleonExplorer.exe	ChameleonExplorer.exe
Key created	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\CLSID\{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}\LocalServer32	ChameleonExplorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000_Classes\ChameleonExplorer.AutoplayEventHandler\shell\open\DropTarget\CLSID = "{A20662AD-1909-4774-8FC2-5F8BDC3A21AB}"	ChameleonExplorer.exe

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	37	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2536	cexplorer.tmp
2536	cexplorer.tmp
2196	update.exe
2196	update.exe
2196	update.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	update.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2536	cexplorer.tmp

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4124 wrote to memory of 2084	4124	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe	90
PID 4124 wrote to memory of 2084	4124	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe	90
PID 4124 wrote to memory of 2084	4124	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe	90
PID 2084 wrote to memory of 2536	2084	cexplorer.exe	92
PID 2084 wrote to memory of 2536	2084	cexplorer.exe	92
PID 2084 wrote to memory of 2536	2084	cexplorer.exe	92
PID 4124 wrote to memory of 2196	4124	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe	97
PID 4124 wrote to memory of 2196	4124	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe	97
PID 4124 wrote to memory of 2196	4124	0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe	97
PID 2536 wrote to memory of 3140	2536	cexplorer.tmp	98
PID 2536 wrote to memory of 3140	2536	cexplorer.tmp	98
PID 2196 wrote to memory of 1960	2196	update.exe	102
PID 2196 wrote to memory of 1960	2196	update.exe	102
PID 2196 wrote to memory of 1960	2196	update.exe	102
PID 2536 wrote to memory of 2676	2536	cexplorer.tmp	103
PID 2536 wrote to memory of 2676	2536	cexplorer.tmp	103
PID 2536 wrote to memory of 4896	2536	cexplorer.tmp	105
PID 2536 wrote to memory of 4896	2536	cexplorer.tmp	105
PID 2536 wrote to memory of 4896	2536	cexplorer.tmp	105
PID 2536 wrote to memory of 2000	2536	cexplorer.tmp	106
PID 2536 wrote to memory of 2000	2536	cexplorer.tmp	106
PID 1960 wrote to memory of 3964	1960	crpt.exe	108
PID 1960 wrote to memory of 3964	1960	crpt.exe	108
PID 1960 wrote to memory of 3964	1960	crpt.exe	108

C:\Users\Admin\AppData\Local\Temp\0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0d4bfbdb0a90be3072174f93dc81897e_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4124
- C:\Users\Admin\AppData\Local\Temp\cexplorer.exe
  "C:\Users\Admin\AppData\Local\Temp\cexplorer.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Users\Admin\AppData\Local\Temp\is-PG549.tmp\cexplorer.tmp
    "C:\Users\Admin\AppData\Local\Temp\is-PG549.tmp\cexplorer.tmp" /SL5="$A0096,6397385,121344,C:\Users\Admin\AppData\Local\Temp\cexplorer.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2536
  - - C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
      "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /trialregister
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      Drops file in Program Files directory
      Modifies registry class
      PID:3140
  - - C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
      "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /replaceexplorer
      4⤵
      Executes dropped EXE
      Registers COM server for autorun
      Adds Run key to start application
      Modifies registry class
      PID:2676
  - - C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe
      "C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe" /update
      4⤵
      Executes dropped EXE
      Checks whether UAC is enabled
      Drops file in Program Files directory
      PID:4896
  - - C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe
      "C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe" /update
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      Drops file in Program Files directory
      PID:2000
- C:\Users\Admin\AppData\Local\Temp\update.exe
  "C:\Users\Admin\AppData\Local\Temp\update.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Users\Admin\AppData\Local\Temp\crpt.exe
    "C:\Users\Admin\AppData\Local\Temp\crpt.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1960
  - - C:\Users\Admin\AppData\Local\Temp\crpt.exe
      "C:\Users\Admin\AppData\Local\Temp\crpt.exe"
      4⤵
      PID:3964
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 904
      4⤵
      Program crash
      PID:4712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1960 -ip 1960
1⤵
PID:4516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Chameleon Explorer\ChameleonExplorer.exe

Filesize
14.4MB

MD5
92a3d0847fc622b31f2d0c273a676c0e

SHA1
e642d694367cc98a8863d87fec82e4cf940eb48a

SHA256
9a9923c08d3fc5937b6ed189e20cf416482a079bc0c898c4ed75329e0ee3ae89

SHA512
01d13fd9a0dd52bc2e3f17af7a999682201c99ecf7218bca254a4944a483fd1dec2a3e6d59def501a024ad760b849787902ecb55bd33d23fa9651c0a7689cd1c

Download Submit
C:\Program Files (x86)\Chameleon Explorer\ChameleonFolder.exe

Filesize
4.4MB

MD5
5b0ae3fac33c08145dca4a9c272ebc34

SHA1
940f504d835fc254602953495320bb92456177b9

SHA256
137723bdd388f6e5a50b7942eff02f4cc70e6b86d8650a41f9e8956ea1e4de3b

SHA512
015ffc133ad3a6937222bbc057f68b60abfe22b900b5e7c4e6ca3ec7dc6b09abaf54b595f00fa9212f370da8531af1ac5fc52b39953e1f685e81c66d1ec61f8a

Download Submit
C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper32.dll_new

Filesize
786KB

MD5
dd5ce4d765edd75eba6f311e6e0ea10a

SHA1
9ea7f6516e5ad0755b74463d427055f63ed1a664

SHA256
64b7f8f70a7b037d10da72eaa769078b7e4d1ac8964c5eae5515d373e816ed6d

SHA512
d2782310df7cc533cc9ffaf5c1903d5bc6a500c3bbe48148c1339fb5de19c835e4a8c765da1b80b3744ea231353f76f22ba4e04c78a3d950d7ee291d6eab2216

Download Submit
C:\Program Files (x86)\Chameleon Explorer\ExplorerHelper64.dll_new

Filesize
1.2MB

MD5
de5f74ef4e17b2dc8ad69a3e9b8d22c7

SHA1
42df8fedc56761041bce47b84bd4e68ee75448d2

SHA256
b89a6a57b48be10103825440d2157f2c4a56e4c6b79ad13f729429cd5393bf32

SHA512
515e9b498d8cd9bb03f8d9758e891d073627dfd6fb0b931650a47d6e53722aa6e1cc3caff8c0e64f4721ad2abef7a81ef4e7b49952d3c8fc325deb5bba6b3314

Download Submit
C:\Program Files (x86)\Chameleon Explorer\Folder.dll

Filesize
750KB

MD5
fb76f4f533203e40ce30612a47171f94

SHA1
304ba296c77a93ddb033d52578fcc147397db981

SHA256
3de05f18ffe9fda589a45ea539a464e58a30f70d59d71444b018064cf831c4a6

SHA512
a416a6d6efbbd69209e1867f12b9d1d11b21160f6dfe07c510b43112c22c317f805c67dd9402744a6c7e1541f6b3a061c49942fe28fa70f74aea670ba9c71995

Download Submit
C:\Program Files (x86)\Chameleon Explorer\Folder64.dll

Filesize
1.2MB

MD5
96f92c8368c1e922692f399db96da1eb

SHA1
1a91d68f04256ef3bc1022beb616ba65271bd914

SHA256
161408b86eed7c4d9a5882aa00df3f8765ed28fa4fd9aab2c9b3dceadbd527f9

SHA512
b3d3fb2d78fe2df864f0e07a8bc1610ee9d65251957e0495a34c1631895293590e0fca965ec9deb160f48a4e09a2feabd3bff6fb9a0c22888a941e308de39d14

Download Submit
C:\Users\Admin\AppData\Local\Temp\aut45A4.tmp

Filesize
6.5MB

MD5
b2e5a8fe3ca4f0cd681b5662f972ea5f

SHA1
b7dbcfaee55ecbf0158431d85dabdd479ab449c7

SHA256
e71c48c03b8cfd37bf17e62460733a4bfe9c484e947fd9db291f65405a2ba9e8

SHA512
40b7140f5c182cd51cee142a2575bd70dc9bde311ad3952119fb9769b5ceeb467695aa5a66fc90520712d9a39458930efb965496d6443665b7597cfd66247aaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\crpt.exe

Filesize
226KB

MD5
41fbfe54412289cb9abfdbb4d3859abc

SHA1
2a67b1e08cd669bb6746e3be34c277b9403cb7c5

SHA256
a5a5fd2215aae7022d03ae86e8f8c9a5dde74e8915d420e37cd069354be68d6a

SHA512
b3a03f97b94455dd10c9b974e4b1dc4680bdcbd4288b1ea23f32b247ea31d0a0c2b00b06778db323ea2fd147dbd84abd83c29983c8afa309270c2f4163ba6d6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-PG549.tmp\cexplorer.tmp

Filesize
1.1MB

MD5
729bc0108bcd7ec083dfa83d7a4577f2

SHA1
0b4efa5e1764b4ce3e3ae601c8655c7bb854a973

SHA256
b1c68b1582ebb5f465512a0b834ccac095460b29136b6c7eea0475612bf16b49

SHA512
49c83533ce88d346651d59d855cff18190328795401c1277f4e3d32ff34f207d2c35f026785aa6c4a85624d88bf8c927654907faf50db1d57447730d9d6ac44c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg63DC.tmp\System.dll

Filesize
11KB

MD5
3f176d1ee13b0d7d6bd92e1c7a0b9bae

SHA1
fe582246792774c2c9dd15639ffa0aca90d6fd0b

SHA256
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

SHA512
0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\update.exe

Filesize
499KB

MD5
87ac1f492527b5d2c5fff3f2f88c7979

SHA1
ba88ad533db0ec894e186730cd060cdc91c47767

SHA256
2a16bd13e1305d9787e2e05a1120bdeb36c9d60dbeb958aed3604822436b0b84

SHA512
fca1c6017193abc507e3bae9504f3107aceade99a02410074338e16834378cbb3968faf2fcd294991af8f07ae018a915cac34f90ff8546a67143e78711304ce1

Download Submit
memory/2000-161-0x0000000000400000-0x0000000001438000-memory.dmp

Filesize
16.2MB

Download
memory/2084-166-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2084-24-0x0000000000401000-0x0000000000412000-memory.dmp

Filesize
68KB

Download
memory/2084-21-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2196-85-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-79-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-83-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-81-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-77-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-75-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-74-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-89-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-91-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-69-0x0000000002540000-0x00000000025AA000-memory.dmp

Filesize
424KB

Download
memory/2196-72-0x0000000004A10000-0x0000000004FB4000-memory.dmp

Filesize
5.6MB

Download
memory/2196-93-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-95-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-87-0x0000000005000000-0x0000000005063000-memory.dmp

Filesize
396KB

Download
memory/2196-73-0x0000000005000000-0x0000000005068000-memory.dmp

Filesize
416KB

Download
memory/2536-165-0x0000000000400000-0x000000000052D000-memory.dmp

Filesize
1.2MB

Download
memory/2536-28-0x0000000000400000-0x000000000052D000-memory.dmp

Filesize
1.2MB

Download
memory/2676-127-0x0000000000400000-0x0000000001438000-memory.dmp

Filesize
16.2MB

Download
memory/3140-124-0x0000000000400000-0x0000000001438000-memory.dmp

Filesize
16.2MB

Download
memory/4896-144-0x0000000000400000-0x0000000000A39000-memory.dmp

Filesize
6.2MB

Download