b1fedd435676311db9e7a297258657d99aab961c20cc8aab47c86e984da9f34c

Analysis

max time kernel
22s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 14:09

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General

Target

2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe
Size

700KB
MD5

2ca59beed6e81b828aa5c618e0730bca
SHA1

97a4991a20dd8eb977c17cf9862da07b141c1c34
SHA256

b1fedd435676311db9e7a297258657d99aab961c20cc8aab47c86e984da9f34c
SHA512

fd6095c6ca9f3199332ec3a420f0337628c2025ef28fe46014bb2bf385e9684146ebb13f20d6d1b21ec6f7a4bdea4aede451fc142dbfb9476e5ebf43860ebeef
SSDEEP

12288:lCyetn1HJ1RqgR1vXkgsSbBnqXro/jl6Jl4R86vGxQWyxh:IBF1HJfnA+ZcQfh

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2808	file_2.exe
2600	file_2.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00080000000120cd-6.dat	upx
behavioral1/memory/2808-10-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/2808-11-0x0000000010410000-0x00000000104D4000-memory.dmp	upx
behavioral1/memory/2808-189-0x00000000104E0000-0x00000000105A4000-memory.dmp	upx
behavioral1/memory/2600-11883-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/2808-12124-0x0000000000400000-0x00000000004EA000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 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\Smart Defender = "C:\\Program Files (x86)\\Svchost\\Svchost.exe"	file_2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Program Files (x86)\\Svchost\\Svchost.exe"	file_2.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Svchost\plugin.dat	file_2.exe
File opened for modification	C:\Program Files (x86)\Svchost\	file_2.exe
File created	C:\Program Files (x86)\Svchost\Svchost.exe	file_2.exe
File opened for modification	C:\Program Files (x86)\Svchost\Svchost.exe	file_2.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\file_2.exe	2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe
File opened for modification	C:\Windows\file_2.exe	file_2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2808	file_2.exe
2808	file_2.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	file_2.exe
Token: SeDebugPrivilege	2808	file_2.exe
Token: SeDebugPrivilege	2808	file_2.exe
Token: SeDebugPrivilege	2808	file_2.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2808	file_2.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2720	2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2808	2720	2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe	30
PID 2720 wrote to memory of 2808	2720	2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe	30
PID 2720 wrote to memory of 2808	2720	2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe	30
PID 2720 wrote to memory of 2808	2720	2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe	30
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21
PID 2808 wrote to memory of 1216	2808	file_2.exe	21

C:\Windows\System32\smss.exe
\SystemRoot\System32\smss.exe
1⤵
PID:256

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:384
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:476
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:608
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:852
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:628
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:692
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:764
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:828
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1188
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:872
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:988
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:296
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:896
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1080
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1100
- - C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    3⤵
    PID:1656
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:2988
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:2504
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:492
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:500

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:396

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2ca59beed6e81b828aa5c618e0730bca_JaffaCakes118.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Windows\file_2.exe
    C:\Windows\file_2.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2808
  - - C:\Windows\explorer.exe
      explorer.exe
      4⤵
      PID:2004
  - - C:\Windows\file_2.exe
      C:\Windows\file_2.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Program Files directory
      Drops file in Windows directory
      PID:2600

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

C:\Windows\file_2.exe

Filesize
635KB

MD5
b1a5e3f48290fd55d1729f085e35ec10

SHA1
9e3f8b7c2211dafd33c4091ceae90590bf3cca4e

SHA256
b4cb4c3d06ed33a1085a35b3a2350292ab8a05875717148c33be6332e3a6f612

SHA512
4e6875656f959cbd5189f53de56add5fb52d9b63a299939d7ad7f2884fadf9b0651165092930ee1ae25e7ec77d63fddd45ff06d0e4df31a8d394a9d14d036064

Download Submit
memory/2004-190-0x00000000000E0000-0x00000000000E1000-memory.dmp

Filesize
4KB

Download
memory/2600-11883-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2720-9-0x0000000002860000-0x000000000294A000-memory.dmp

Filesize
936KB

Download
memory/2720-8-0x0000000002860000-0x000000000294A000-memory.dmp

Filesize
936KB

Download
memory/2808-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2808-11-0x0000000010410000-0x00000000104D4000-memory.dmp

Filesize
784KB

Download
memory/2808-189-0x00000000104E0000-0x00000000105A4000-memory.dmp

Filesize
784KB

Download
memory/2808-12124-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download