01056b8ace60d18ad5561b0cb12f7daadd2ff728fea23654946380129400200d

General

Target

eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
Size

15KB
MD5

eaf44eb6ca8aa684a92a7ee893011887
SHA1

8ec5feb5cb89c28d3a09391a4c7a1571f1591226
SHA256

01056b8ace60d18ad5561b0cb12f7daadd2ff728fea23654946380129400200d
SHA512

f0cecd8057c52ef58be2058a6bde052903d933c58681f3a873cc1fabbe154b48f78cf07bc3add5c41d23b894375e2fbc267a805d7598598d6c017732d039ca33
SSDEEP

384:3mssBPv+VuPSSCpujfi/4dq8XMQMVzT5E:3mL+kPrCpujfc4dq8XMQMhT5E

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\kbdgrms.dll = "{E560642D-A32D-432c-9E7E-9A135CC37E0F}"	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2536	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\kbdgrms.tmp	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\kbdgrms.tmp	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\kbdgrms.nls	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E560642D-A32D-432c-9E7E-9A135CC37E0F}	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E560642D-A32D-432c-9E7E-9A135CC37E0F}\InProcServer32	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E560642D-A32D-432c-9E7E-9A135CC37E0F}\InProcServer32\ = "C:\\Windows\\SysWow64\\kbdgrms.dll"	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E560642D-A32D-432c-9E7E-9A135CC37E0F}\InProcServer32\ThreadingModel = "Apartment"	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2536	2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2536	2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2536	2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2536	2748	eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eaf44eb6ca8aa684a92a7ee893011887_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\6AC4.tmp.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2536

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\6AC4.tmp.bat

Filesize
207B

MD5
75fc9ea7339d3442b3844c04ec58dd45

SHA1
fc598539c217cbcdbbadefa2e6772b3ac6672b46

SHA256
ebdc37beeaed02c67f232be5fa14f346ef8104473cb76011ab907255e092922f

SHA512
3cd43550a9f031e572712f0c3acfbf2c5366f5ebc67a250e72c930d2fe9995dd0fe2fb6cfd4d1665a795b26012b87e9ef80014d6f523ff840e5184334eb1983c

Download Submit
C:\Windows\SysWOW64\kbdgrms.nls

Filesize
428B

MD5
7d79f0657e470341e4a73c4f745591a1

SHA1
46b50e7d4ee6a695db6e685a1fb24af40e45c715

SHA256
daf1f5fa0844739426f5e98cb18ec357eec26789177010de1d1eb7816e9eaf46

SHA512
7b105c9d3a937e93e8a5dbd25dad3d52ad3308cb13bd1b0fe655efd94043d519aaa5a7b50c20673c40c62de580d1fdf4f19943ec85cecda8a94a8949d7d217e0

Download Submit
C:\Windows\SysWOW64\kbdgrms.tmp

Filesize
811KB

MD5
3bd1ce14d6f8119d239e42a6aeb947bc

SHA1
3e96f626c5b0934ea8dac5bad004ed6438817019

SHA256
c52525a2358d7f4e0ccc2c25869e793bb3035090d8676a3fee73e71d8f152c22

SHA512
7bce04712f7afda0137fa4acad1e2d3f5ffa6c43ef2ac6a24c6297b2ad682461900a78d726a4c329d4ee64d48184910c4a3d23b3d9fcec6d654d7e1d34955488

Download Submit
memory/2748-16-0x0000000020000000-0x000000002000A000-memory.dmp

Filesize
40KB

Download
memory/2748-25-0x0000000020000000-0x000000002000A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads