39c73c4e18d8da48ffec11261d85b1a181fcafa74f3256ca63dd42923ddf8483

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
08-04-2024 10:12

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General

Target

e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
Size

69KB
MD5

e73863406077460ce69b9b025670f8f9
SHA1

18ed6cb24c94b1c090b1bd54c8fd4344708a5bd5
SHA256

39c73c4e18d8da48ffec11261d85b1a181fcafa74f3256ca63dd42923ddf8483
SHA512

e6c894f8d59804f84e29daa2b3bf87eda39585ae11d6761449b6a52428e5146fc9653be31f59f910f0cf950dc64c0b2d640e89aa8ece12f278d7e7a5aef64c40
SSDEEP

768:GgCIGhxgLa1J+9ZWDnBwPQdCgVpudGnsi94+WW/r0va0Mvrr4Ink+JU2zbH3vZLP:GVLheLaUZW0tgVp2+WQrtcILprBLYk

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\msconfig.dat"	svchost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
2456	explorer.exe
1140	Explorer.EXE
2596	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2896 set thread context of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1140	Explorer.EXE
1140	Explorer.EXE
1140	Explorer.EXE
1140	Explorer.EXE
2576	ctfmon.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1140	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	svchost.exe
2596	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2896 wrote to memory of 2236	2896	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	28
PID 2236 wrote to memory of 2456	2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	29
PID 2236 wrote to memory of 2456	2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	29
PID 2236 wrote to memory of 2456	2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	29
PID 2236 wrote to memory of 2456	2236	e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe	29
PID 2456 wrote to memory of 1140	2456	explorer.exe	20
PID 1140 wrote to memory of 2596	1140	Explorer.EXE	30
PID 1140 wrote to memory of 2596	1140	Explorer.EXE	30
PID 1140 wrote to memory of 2596	1140	Explorer.EXE	30
PID 1140 wrote to memory of 2596	1140	Explorer.EXE	30
PID 1140 wrote to memory of 2596	1140	Explorer.EXE	30
PID 2596 wrote to memory of 2576	2596	svchost.exe	31
PID 2596 wrote to memory of 2576	2596	svchost.exe	31
PID 2596 wrote to memory of 2576	2596	svchost.exe	31
PID 2596 wrote to memory of 2576	2596	svchost.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Users\Admin\AppData\Local\Temp\e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Users\Admin\AppData\Local\Temp\e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e73863406077460ce69b9b025670f8f9_JaffaCakes118.exe"
    3⤵
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2236
  - - C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      4⤵
      Suspicious use of NtSetInformationThreadHideFromDebugger
      Suspicious use of WriteProcessMemory
      PID:2456
- C:\Windows\syswow64\svchost.exe
  "C:\Windows\syswow64\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\SysWOW64\ctfmon.exe
    ctfmon.exe
    3⤵
    - Suspicious use of FindShellTrayWindow
    PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1140-19-0x0000000002490000-0x0000000002499000-memory.dmp

Filesize
36KB

Download
memory/2236-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-18-0x0000000077D10000-0x0000000077D11000-memory.dmp

Filesize
4KB

Download
memory/2236-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2236-1-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-12-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-17-0x0000000077D10000-0x0000000077D11000-memory.dmp

Filesize
4KB

Download
memory/2236-20-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2456-23-0x00000000FF810000-0x00000000FFAD0000-memory.dmp

Filesize
2.8MB

Download
memory/2456-25-0x0000000000030000-0x0000000000040000-memory.dmp

Filesize
64KB

Download
memory/2596-35-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2596-27-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2596-32-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/2896-2-0x00000000003C0000-0x00000000003D7000-memory.dmp

Filesize
92KB

Download
memory/2896-13-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download