b6797817295aaf52821b83780287de596fec6614ae8f1ce8aee0ad0f2f9048bb

General

Target

179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe
Size

132KB
MD5

179010b48b751e3fe7f069091bbc33d5
SHA1

a3fd84ab5322caa1a01b5c1ada47916bf5a82534
SHA256

b6797817295aaf52821b83780287de596fec6614ae8f1ce8aee0ad0f2f9048bb
SHA512

af9155a7be1873345d7cb9035aadb17a2dc79c0ba009b4063337213966708cda3262c746615b70bafc60b79de6f8262a53bcbb3a505f58052c9acbab41f353ca
SSDEEP

1536:yenYr5dYbuVjajSjJm95llPFct+faAoUt+Qeg6TKVbXNXaBwpkzeqHaQvMzhzYPS:hnjbSVylFctTB9utwwGraQIBYPS

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4464	taskhost.exe
3388	taskhost.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\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Taskhost = "C:\\Users\\Admin\\AppData\\Roaming\\taskhost.exe"	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 4084	2124	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	85
PID 4464 set thread context of 3388	4464	taskhost.exe	90

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2756	2124	WerFault.exe	84
3628	4464	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskhost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 4084	2124	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	85
PID 2124 wrote to memory of 4084	2124	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	85
PID 2124 wrote to memory of 4084	2124	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	85
PID 2124 wrote to memory of 4084	2124	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	85
PID 2124 wrote to memory of 4084	2124	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	85
PID 4084 wrote to memory of 4464	4084	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	87
PID 4084 wrote to memory of 4464	4084	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	87
PID 4084 wrote to memory of 4464	4084	179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe	87
PID 4464 wrote to memory of 3388	4464	taskhost.exe	90
PID 4464 wrote to memory of 3388	4464	taskhost.exe	90
PID 4464 wrote to memory of 3388	4464	taskhost.exe	90
PID 4464 wrote to memory of 3388	4464	taskhost.exe	90
PID 4464 wrote to memory of 3388	4464	taskhost.exe	90

C:\Users\Admin\AppData\Local\Temp\179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\179010b48b751e3fe7f069091bbc33d5_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4084
- - C:\Users\Admin\AppData\Roaming\taskhost.exe
    C:\Users\Admin\AppData\Roaming\taskhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4464
  - - C:\Users\Admin\AppData\Roaming\taskhost.exe
      C:\Users\Admin\AppData\Roaming\taskhost.exe
      4⤵
      Executes dropped EXE
      PID:3388
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 308
      4⤵
      Program crash
      PID:3628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 308
  2⤵
  - Program crash
  PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2124 -ip 2124
1⤵
PID:1940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4464 -ip 4464
1⤵
PID:3412

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
132KB

MD5
23cf67fcb6b8b9fbd47b57035410eefc

SHA1
274c260f70e9c9d12fa6edd84add7e1438726e01

SHA256
697a67300f17e362b446d334ef1dcf0f24c3d62fe70b4ebe68761e2b8ec7ccad

SHA512
e9f6f765c39cf64dc9fe1fd5c3bbc9f2343de72af258a0f20432633b3e01410838904db292491f7db5e5aebe628dc2c3595073a900e8e3ec637d1502b84037ad

Download Submit
memory/3388-17-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-10-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-9-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-15-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-16-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-18-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-19-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-20-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3388-21-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4084-2-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4084-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4084-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4084-1-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads