08a0b8d5367b7042a8a65e45a5b01b6e316c74f9595391e5832b1b4c494e36b8

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 20:51

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General

Target

3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe
Size

32KB
MD5

3aab976b2055eb6406aecfcb138e2553
SHA1

36bda765afbb0fea19d1abb909ef803d9c3c8e0a
SHA256

08a0b8d5367b7042a8a65e45a5b01b6e316c74f9595391e5832b1b4c494e36b8
SHA512

23bd4d01d489c813fef25183d0da46b424dfa8cc594cc0cb09fe034505a90405c862118ca158021bfcab10f272ea1181d4a5fcd27a345f4f30e18d433ee04fd9
SSDEEP

384:3Hz28dVcet5Svtk/UU5JJO7nyjGWGvOIfZ/AL23hgqwDvWi:3HSe3DSvtksGPAnySBOkR623ADO

Score

7^/10

persistence upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 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-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation	3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2132	winlogon.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3372-37-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3372-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3372-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3372-43-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3372-44-0x0000000000400000-0x000000000040B000-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\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Logon Applicationedc = "C:\\Users\\Admin\\winlogon.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2132 set thread context of 3372	2132	winlogon.exe	87

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1688	3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe
2132	winlogon.exe
3372	svchost.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2132	1688	3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe	86
PID 1688 wrote to memory of 2132	1688	3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe	86
PID 1688 wrote to memory of 2132	1688	3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe	86
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87
PID 2132 wrote to memory of 3372	2132	winlogon.exe	87

C:\Users\Admin\AppData\Local\Temp\3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\winlogon.exe
  "C:\Users\Admin\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    - Adds Run key to start application
    - Suspicious use of SetWindowsHookEx
    PID:3372

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:\Users\Admin\winlogon.exe

Filesize
32KB

MD5
3aab976b2055eb6406aecfcb138e2553

SHA1
36bda765afbb0fea19d1abb909ef803d9c3c8e0a

SHA256
08a0b8d5367b7042a8a65e45a5b01b6e316c74f9595391e5832b1b4c494e36b8

SHA512
23bd4d01d489c813fef25183d0da46b424dfa8cc594cc0cb09fe034505a90405c862118ca158021bfcab10f272ea1181d4a5fcd27a345f4f30e18d433ee04fd9

Download Submit
memory/1688-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3372-37-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3372-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3372-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3372-43-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3372-44-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads