0a671beba270f68d6c5d6ae9bae13d1df60df2db582a0c7bc0c931a3f44b9c1a

Analysis

max time kernel
151s
max time network
157s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05/06/2024, 07:20

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General

Target

97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
Size

119KB
MD5

97746edc28621dadc9396318e8010d95
SHA1

2bdb4ba79b96185ee3bd4961452966997113eaf9
SHA256

0a671beba270f68d6c5d6ae9bae13d1df60df2db582a0c7bc0c931a3f44b9c1a
SHA512

55c85a8a72d09d9692938f553afa1a51be8ec6f58ac530ac763aed907f9a076e899002f05ec5d0063a5e88236bd1b008f0c87e926b4d73bf7db8cce774cd9fc2
SSDEEP

1536:LTKJtyLNVcBGsjEhUwiM7w1Nj6+UMbO2lq2oDSSBJjRL2pHIcg2/tAkzIePcs:6JtyL3ElEhUwiM7wpUD2qfZaXMe

Score

8^/10

persistence upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\lexplorer = "C:\\Windows\\system32\\lexplorer.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\lexplorer = "C:\\Windows\\system32\\lexplorer.exe"	iexplore.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{SJH5QQ24-ED6N-WB4H-SVU6-010843642UX7}	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{SJH5QQ24-ED6N-WB4H-SVU6-010843642UX7}\StubPath = "C:\\Windows\\system32\\lexplorer.exe Restart"	iexplore.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2820-2-0x0000000010410000-0x0000000010446000-memory.dmp	upx

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WinUpdate = "C:\\Windows\\system32\\lexplorer.exe"	iexplore.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lexplorer.exe	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\lexplorer.exe	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\plugin.dat	iexplore.exe
File created	C:\Windows\SysWOW64\system.dat	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\system.dat	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2052	iexplore.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
Token: SeDebugPrivilege	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
Token: SeDebugPrivilege	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
Token: SeDebugPrivilege	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
Token: SeDebugPrivilege	2052	iexplore.exe
Token: SeDebugPrivilege	2052	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28
PID 2820 wrote to memory of 2052	2820	97746edc28621dadc9396318e8010d95_JaffaCakes118.exe	28

C:\Windows\System32\smss.exe
\SystemRoot\System32\smss.exe
1⤵
PID:260

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:336

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:376
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:468
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:596
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:2180
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:672
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:744
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:816
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1352
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:844
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:1000
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:344
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:296
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1036
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1256
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:3044
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:2924
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:484
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:492

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:384

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:424

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1396
- C:\Users\Admin\AppData\Local\Temp\97746edc28621dadc9396318e8010d95_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\97746edc28621dadc9396318e8010d95_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Adds policy Run key to start application
    - Modifies Installed Components in the registry
    - Adds Run key to start application
    - Drops file in System32 directory
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:2052

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/260-24-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/2820-2-0x0000000010410000-0x0000000010446000-memory.dmp

Filesize
216KB

Download
memory/2820-7-0x00000000002E0000-0x00000000002EA000-memory.dmp

Filesize
40KB

Download
memory/2820-6-0x00000000002E0000-0x00000000002EA000-memory.dmp

Filesize
40KB

Download
memory/2820-16-0x0000000000430000-0x000000000043A000-memory.dmp

Filesize
40KB

Download
memory/2820-17-0x0000000000430000-0x000000000043A000-memory.dmp

Filesize
40KB

Download
memory/2820-23-0x0000000010450000-0x000000001045A000-memory.dmp

Filesize
40KB

Download