ff3b095fdcb45b12a60ba1c914578da6233a047e1111d53c7640db20e9e208c7

General

Target

21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Size

797KB
MD5

21cf2423cc48b1dd2496bc34b435a932
SHA1

639257ece6992db28a2962a8bde071507ebfce55
SHA256

ff3b095fdcb45b12a60ba1c914578da6233a047e1111d53c7640db20e9e208c7
SHA512

0cb636f041c82bff1b6925f740a2086fd885de12751d15a6bd98daa7d088be46cc5fc6fec650bbf36fd36eeee58acdc0360be405c6158f5137a2a328cd05f0e0
SSDEEP

12288:Hj/kT1PyjoPiAYIvXGtU8VqDPvlZSfpjy/LuYD3Njb0ZM9+LNDiz6vrEFERxv951:D89b7CCuUCjcA6cLvW

Score

7^/10

persistence

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-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3956	tdkhzswc.exe

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MjFDRjI0MjNDQzQ4QjFERD = "C:\\ProgramData\\tdkhzswc.exe"	tdkhzswc.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	tdkhzswc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	tdkhzswc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1848	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Token: SeDebugPrivilege	3956	tdkhzswc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 3956	1848	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	89
PID 1848 wrote to memory of 3956	1848	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	89
PID 1848 wrote to memory of 3956	1848	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848
- C:\ProgramData\tdkhzswc.exe
  "C:\ProgramData\tdkhzswc.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\tdkhzswc.exe

Filesize
797KB

MD5
21cf2423cc48b1dd2496bc34b435a932

SHA1
639257ece6992db28a2962a8bde071507ebfce55

SHA256
ff3b095fdcb45b12a60ba1c914578da6233a047e1111d53c7640db20e9e208c7

SHA512
0cb636f041c82bff1b6925f740a2086fd885de12751d15a6bd98daa7d088be46cc5fc6fec650bbf36fd36eeee58acdc0360be405c6158f5137a2a328cd05f0e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/1848-0-0x00000000750C2000-0x00000000750C3000-memory.dmp

Filesize
4KB

Download
memory/1848-1-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/1848-2-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/1848-18-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/3956-20-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/3956-19-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/3956-23-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/3956-24-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/3956-25-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads