8b2bfe0e55b5ac5bdc545a14b1564d07da18adf59670184f05f6c9f2549ed5d6

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01/07/2024, 10:23

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General

Target

1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe
Size

10KB
MD5

1aeea49d25b4dc6e42724c9c0d2e9296
SHA1

2d5e850c7f8872a994ac3eee8fd14f082e46ce05
SHA256

8b2bfe0e55b5ac5bdc545a14b1564d07da18adf59670184f05f6c9f2549ed5d6
SHA512

bf3146ed58df01d93d2a5c185c034e2a86ecc95beab81e3501736e0f9e38a7068bcc941df12c10681284f7a76b84939311726eb1ead2e96ded185810991bfd96
SSDEEP

192:/TojHDbwLgReF4UjMN2z+Ko4SSFaNJhLkwcud2DH9VwGfctexPe85/OS/oJKWQW8:/TojHDbwIeF4ISRJWaNJawcudoD7Unlo

Score

10^/10

evasion 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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\WINDOWS\\system32\\userinit.exe,C:\\WINDOWS\\system32\\nppagent.exe"	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\WINWORD.EXE	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winword.exe\Debugger = "C:\\WINDOWS\\system32\\Microsoft\\ctfmon.exe"	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe

Sets file to hidden 1 TTPs 6 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
1196	attrib.exe
1136	attrib.exe
760	attrib.exe
1724	attrib.exe
2028	attrib.exe
4100	attrib.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\lnkfile	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 3220 wrote to memory of 1080	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	90
PID 3220 wrote to memory of 1080	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	90
PID 3220 wrote to memory of 1080	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	90
PID 3220 wrote to memory of 1104	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	92
PID 3220 wrote to memory of 1104	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	92
PID 3220 wrote to memory of 1104	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	92
PID 3220 wrote to memory of 1852	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	93
PID 3220 wrote to memory of 1852	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	93
PID 3220 wrote to memory of 1852	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	93
PID 3220 wrote to memory of 4508	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	94
PID 3220 wrote to memory of 4508	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	94
PID 3220 wrote to memory of 4508	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	94
PID 3220 wrote to memory of 1088	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	95
PID 3220 wrote to memory of 1088	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	95
PID 3220 wrote to memory of 1088	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	95
PID 3220 wrote to memory of 4348	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	96
PID 3220 wrote to memory of 4348	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	96
PID 3220 wrote to memory of 4348	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	96
PID 3220 wrote to memory of 3896	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	97
PID 3220 wrote to memory of 3896	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	97
PID 3220 wrote to memory of 3896	3220	1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe	97
PID 3896 wrote to memory of 4100	3896	cmd.exe	104
PID 3896 wrote to memory of 4100	3896	cmd.exe	104
PID 3896 wrote to memory of 4100	3896	cmd.exe	104
PID 1088 wrote to memory of 1724	1088	cmd.exe	106
PID 1088 wrote to memory of 1724	1088	cmd.exe	106
PID 1088 wrote to memory of 1724	1088	cmd.exe	106
PID 4508 wrote to memory of 2028	4508	cmd.exe	105
PID 1104 wrote to memory of 1196	1104	cmd.exe	107
PID 1104 wrote to memory of 1196	1104	cmd.exe	107
PID 1104 wrote to memory of 1196	1104	cmd.exe	107
PID 4508 wrote to memory of 2028	4508	cmd.exe	105
PID 4508 wrote to memory of 2028	4508	cmd.exe	105
PID 1852 wrote to memory of 760	1852	cmd.exe	108
PID 1852 wrote to memory of 760	1852	cmd.exe	108
PID 1852 wrote to memory of 760	1852	cmd.exe	108
PID 4348 wrote to memory of 1136	4348	cmd.exe	109
PID 4348 wrote to memory of 1136	4348	cmd.exe	109
PID 4348 wrote to memory of 1136	4348	cmd.exe	109

Views/modifies file attributes 1 TTPs 6 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2028	attrib.exe
4100	attrib.exe
1196	attrib.exe
1136	attrib.exe
760	attrib.exe
1724	attrib.exe

C:\Users\Admin\AppData\Local\Temp\1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1aeea49d25b4dc6e42724c9c0d2e9296_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Event Triggered Execution: Image File Execution Options Injection
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3220
- C:\Windows\SysWOW64\cmd.exe
  cmd /c "C:\WINDOWS\system32\IME\comrereg.exe"
  2⤵
  PID:1080
- C:\Windows\SysWOW64\cmd.exe
  cmd /c attrib +s +h "C:\WINDOWS\system32\IME\comrereg.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1104
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\WINDOWS\system32\IME\comrereg.exe"
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:1196
- C:\Windows\SysWOW64\cmd.exe
  cmd /c attrib +s +h "C:\Program Files\Windows Media Player\wmpband.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1852
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\Program Files\Windows Media Player\wmpband.exe"
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:760
- C:\Windows\SysWOW64\cmd.exe
  cmd /c attrib +s +h "C:\WINDOWS\system32\DirectX\Setup.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\WINDOWS\system32\DirectX\Setup.exe"
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:2028
- C:\Windows\SysWOW64\cmd.exe
  cmd /c attrib +s +h "C:\WINDOWS\system32\nppagent.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\WINDOWS\system32\nppagent.exe"
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:1724
- C:\Windows\SysWOW64\cmd.exe
  cmd /c attrib +s +h "C:\WINDOWS\system32\Microsoft\ctfmon.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4348
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\WINDOWS\system32\Microsoft\ctfmon.exe"
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:1136
- C:\Windows\SysWOW64\cmd.exe
  cmd /c attrib +s +h "C:\Program Files\Internet Explorer\EXPLORE.EXE"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3896
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\Program Files\Internet Explorer\EXPLORE.EXE"
    3⤵
    - Sets file to hidden
    - Views/modifies file attributes
    PID:4100

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3944 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:4116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3220-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3220-1-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3220-4-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3220-6-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads