ec6f978e3825a28ffa1eeb50033da12f34cbe46c6629728a51a562aa13a996a8

General

Target

aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe
Size

3.2MB
MD5

aeb805ea2d57f2f9f49fa8ab1807ffda
SHA1

d7344ba880c2f83a8e9c347f8d4c107e4d94088c
SHA256

ec6f978e3825a28ffa1eeb50033da12f34cbe46c6629728a51a562aa13a996a8
SHA512

e77be5d47ccab956243947b9f38c174c4c128c2ded0f85e25babd365c670d7a5b04bec8ca9295b398bd14313bfade994d908c77c7f697ef2a3298604fde7d1d4
SSDEEP

49152:shPg95YC1yRr5R+jzA66ymAu1Rx48D9d5VGoemc6RdYdW9HuRs7fg9FLuWV355Fx:ggXt1yRr8zA6POQ149HuRs7fgno

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3472	taskhost.exe

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\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Task Host = "C:\\Users\\Admin\\AppData\\Roaming\\taskhost.exe"	aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Task Host = "C:\\Users\\Admin\\AppData\\Roaming\\taskhost.exe"	aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe

Drops autorun.inf file 1 TTPs 4 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File created	C:\autorun.inf	taskhost.exe
File opened for modification	F:\autorun.inf	taskhost.exe
File created	F:\autorun.inf	taskhost.exe
File opened for modification	C:\autorun.inf	taskhost.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4860 wrote to memory of 3472	4860	aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe	86
PID 4860 wrote to memory of 3472	4860	aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe	86
PID 4860 wrote to memory of 3472	4860	aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe	86
PID 3472 wrote to memory of 4684	3472	taskhost.exe	90
PID 3472 wrote to memory of 4684	3472	taskhost.exe	90
PID 3472 wrote to memory of 4684	3472	taskhost.exe	90
PID 4684 wrote to memory of 1732	4684	cmd.exe	93
PID 4684 wrote to memory of 1732	4684	cmd.exe	93
PID 4684 wrote to memory of 1732	4684	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aeb805ea2d57f2f9f49fa8ab1807ffda_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4860
- C:\Users\Admin\AppData\Roaming\taskhost.exe
  C:\Users\Admin\AppData\Roaming\taskhost.exe
  2⤵
  - Executes dropped EXE
  - Drops autorun.inf file
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3472
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /A /C "cmd.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4684
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:1732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1

T1091

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

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
3.2MB

MD5
aeb805ea2d57f2f9f49fa8ab1807ffda

SHA1
d7344ba880c2f83a8e9c347f8d4c107e4d94088c

SHA256
ec6f978e3825a28ffa1eeb50033da12f34cbe46c6629728a51a562aa13a996a8

SHA512
e77be5d47ccab956243947b9f38c174c4c128c2ded0f85e25babd365c670d7a5b04bec8ca9295b398bd14313bfade994d908c77c7f697ef2a3298604fde7d1d4

Download Submit
memory/3472-46-0x0000000002470000-0x0000000002480000-memory.dmp

Filesize
64KB

Download
memory/3472-38-0x0000000000750000-0x0000000000760000-memory.dmp

Filesize
64KB

Download
memory/3472-54-0x00000000025B0000-0x00000000026A3000-memory.dmp

Filesize
972KB

Download
memory/3472-64-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/4860-0-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download
memory/4860-1-0x0000000002680000-0x0000000002773000-memory.dmp

Filesize
972KB

Download
memory/4860-2-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/4860-18-0x0000000002660000-0x0000000002670000-memory.dmp

Filesize
64KB

Download
memory/4860-10-0x0000000000D60000-0x0000000000D70000-memory.dmp

Filesize
64KB

Download
memory/4860-63-0x0000000000400000-0x0000000000628000-memory.dmp

Filesize
2.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads