2527e41c4ab44d250ca5064cffa10d3b64028024a0c4e299cd36b23c8d81f45a

Analysis

max time kernel
150s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 08:11

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General

Target

6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe
Size

469KB
MD5

6271bb6d17a2186c4d4c86f3aebef739
SHA1

728dc81082cd6d6a3285a81ab021c32086957ecb
SHA256

2527e41c4ab44d250ca5064cffa10d3b64028024a0c4e299cd36b23c8d81f45a
SHA512

254b537b98cbd611b3eecc1f9e08c93be00f299a6ed214ce8f574a550749c04b544bd73f7c6efbb4f533ac367b61292ad095e099286c4fd64c3a8e1664a2515d
SSDEEP

12288:lvqwbCRWnYXE5WBoEJZ4fhNPH/oSG2imn:lyQ6oDDPOPmn

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	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\WindowsUpdate = "C:\\Program Files (x86)\\WindowsUpdate\\wuaucpl.exe"	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\WindowsUpdate = "C:\\Program Files (x86)\\WindowsUpdate\\wuaucpl.exe"	setup.exe

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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2688	setup.exe
1616	setup.exe

Loads dropped DLL 1 IoCs

pid	Process
1552	setup.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1616-21-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-22-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-23-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-30-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-29-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-31-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-28-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1616-33-0x0000000010410000-0x0000000010446000-memory.dmp	upx
behavioral2/memory/1616-32-0x0000000010410000-0x0000000010446000-memory.dmp	upx
behavioral2/memory/1616-36-0x0000000010450000-0x0000000010486000-memory.dmp	upx
behavioral2/memory/1616-89-0x0000000000400000-0x0000000000423000-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\WindowsUpdate = "C:\\Program Files (x86)\\WindowsUpdate\\wuaucpl.exe"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Program Files (x86)\\WindowsUpdate\\wuaucpl.exe"	setup.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4984 set thread context of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 2688 set thread context of 1616	2688	setup.exe	89

Drops file in Program Files directory 4 IoCs

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

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1616	setup.exe
1616	setup.exe
1616	setup.exe
1616	setup.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	setup.exe
Token: SeDebugPrivilege	1616	setup.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 2688	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	87
PID 4984 wrote to memory of 2688	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	87
PID 4984 wrote to memory of 2688	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	87
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 4984 wrote to memory of 3964	4984	6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe	88
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 2688 wrote to memory of 1616	2688	setup.exe	89
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90
PID 1616 wrote to memory of 4960	1616	setup.exe	90

C:\Users\Admin\AppData\Local\Temp\6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Users\Admin\AppData\Roaming\setup.exe
  "C:\Users\Admin\AppData\Roaming\setup.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Users\Admin\AppData\Roaming\setup.exe
    "C:\Users\Admin\AppData\Roaming\setup.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1616
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      PID:4960
  - - C:\Users\Admin\AppData\Roaming\setup.exe
      C:\Users\Admin\AppData\Roaming\setup.exe
      4⤵
      Adds policy Run key to start application
      Loads dropped DLL
      Adds Run key to start application
      Drops file in Program Files directory
      PID:1552
- C:\Users\Admin\AppData\Local\Temp\6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6271bb6d17a2186c4d4c86f3aebef739_JaffaCakes118.exe"
  2⤵
  PID:3964

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\setup.exe

Filesize
134KB

MD5
843d2579de9762a3640c1716d127780f

SHA1
8e98e1f6acaeed018b119ead6081817678586faf

SHA256
2eff41f4376ee879bd33ddb3efc7ebf2bfef45e15ccb2e836a38d5d301bd4286

SHA512
bf3447bf163ef0b1482ff776c79ba6baf0ff3d89dc43949e41ab508e3f157d0624e3d17580b67fda2160391f459c5013f0b5ab6a8f2d620f8c8b205b19f2c661

Download Submit
memory/1552-37-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1552-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1552-38-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/1616-33-0x0000000010410000-0x0000000010446000-memory.dmp

Filesize
216KB

Download
memory/1616-29-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-89-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-36-0x0000000010450000-0x0000000010486000-memory.dmp

Filesize
216KB

Download
memory/1616-32-0x0000000010410000-0x0000000010446000-memory.dmp

Filesize
216KB

Download
memory/1616-28-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-21-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-31-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-22-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-23-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1616-30-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2688-26-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3964-14-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-13-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-15-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-7-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-17-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-18-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-9-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3964-11-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/4984-20-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download