1ac51534108d6e15ec907dbe1abd95965ec46df675e941f71310b6e2d83fa4cc

General

Target

088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe
Size

707KB
MD5

088f1bece6e88c77d098f62f99d89bb9
SHA1

51567c9ca406fab6f226b6a209f80c6de85cffcf
SHA256

1ac51534108d6e15ec907dbe1abd95965ec46df675e941f71310b6e2d83fa4cc
SHA512

fd52f2f37c48cb3b60ceb961778fa7b9c84ced01284c1e219637f04922561720c10deded4732eb41716b3981825c10270f6c2623dedb547ac1a4c95f2985bd5c
SSDEEP

12288:oQn4AB4iq43L1xFzOfAGUl0gG31qaIp+vlJoKe/ZFEFV4EAgD1y6+B9kBR:L4ABz1aAVGFbdHo3FEz4rgD1W9kn

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4928	file2.exe
3740	svchost.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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe"	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3384 set thread context of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1972	4928	WerFault.exe	85

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	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3740	svchost.exe
3740	svchost.exe
3740	svchost.exe
3740	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe
4928	file2.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 4928	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	85
PID 3384 wrote to memory of 4928	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	85
PID 3384 wrote to memory of 4928	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	85
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3384 wrote to memory of 3740	3384	088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe	89
PID 3740 wrote to memory of 3428	3740	svchost.exe	55
PID 3740 wrote to memory of 3428	3740	svchost.exe	55
PID 3740 wrote to memory of 3428	3740	svchost.exe	55
PID 3740 wrote to memory of 3428	3740	svchost.exe	55
PID 3740 wrote to memory of 3428	3740	svchost.exe	55
PID 3740 wrote to memory of 3428	3740	svchost.exe	55

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3428
- C:\Users\Admin\AppData\Local\Temp\088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\088f1bece6e88c77d098f62f99d89bb9_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3384
- - C:\Users\Admin\AppData\Local\Temp\file2.exe
    C:\Users\Admin\AppData\Local\Temp\file2.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:4928
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 476
      4⤵
      Program crash
      PID:1972
- - C:\Users\Admin\AppData\Local\Temp\svchost.exe
    C:\Users\Admin\AppData\Local\Temp\svchost.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:3740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4928 -ip 4928
1⤵
PID:4964

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\file2.exe

Filesize
256KB

MD5
d8b430edfad4e2df5918e5e22b479265

SHA1
300047a4a4760cc0b5aca5471af0e8fa5fa78cc3

SHA256
a39eb96feccdccb98661924182220906b77af107a78147b7777893757917914d

SHA512
38aa290232060ea6f288380c8ce951320fa819e1f3c7270d0266399cd822fae226b1583e1c2a4d278b46632a4ef7cf74a1e64838944851416c56a1daeaef6387

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

Filesize
379KB

MD5
a623b39e454c2350a23eedf2a98cda40

SHA1
dd94807c99fdb982118059001d57f41c8eb3126d

SHA256
42bc65641067d2b8c6351eed0b911a7e78f3591bb84b9f4dc5bcbd5d891158da

SHA512
7522ccb274758881f0eb0ffabb939108c939d2504cd4be2954e3fef57a33543bc85c37c894eea16b212956825613e9ebb4432c34597c74455b70f1853b2698b4

Download Submit
memory/3428-20-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

Filesize
4KB

Download
memory/3428-22-0x000000007FFC0000-0x000000007FFC6000-memory.dmp

Filesize
24KB

Download
memory/3740-13-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3740-18-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3740-17-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3740-26-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads