dd432d50aa7213221a763637f06f8c93cea6564c04a1e96abb16114999d889af

General

Target

36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe
Size

4.4MB
MD5

36356369d9902defa7b96c638c11b9b7
SHA1

9b1fb3f0b36b621416c58f9865bab765612fc665
SHA256

dd432d50aa7213221a763637f06f8c93cea6564c04a1e96abb16114999d889af
SHA512

a3af0944b3d91907bb7b54efd299299a19201a9ce3e7fe8f692fb2039ee4d0fc84ed23f469faadfda519e9c147e5118296c725077daef90715cd7ae792edc6d4
SSDEEP

49152:CQa2sL5C6XabEu8BPXcZ483boCVxQgy9T4CdyLYN1:CN

Score

7^/10

evasion

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2336	mirc.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Wine\Debug	mirc.exe

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\ = "URL:IRC Protocol"	mirc.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\EditFlags = 02000000	mirc.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\Shell\open\command	mirc.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\Shell\open	mirc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\Shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\mirc.exe\" %1"	mirc.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc	mirc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\URL Protocol	mirc.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\DefaultIcon	mirc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\DefaultIcon\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\mirc.exe\""	mirc.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\irc\Shell	mirc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2336	mirc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2336	mirc.exe
2336	mirc.exe
2336	mirc.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2336	mirc.exe
2336	mirc.exe
2336	mirc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2336	mirc.exe
2336	mirc.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2336	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2336	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2336	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	31
PID 2316 wrote to memory of 2336	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	31
PID 2316 wrote to memory of 1840	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	32
PID 2316 wrote to memory of 1840	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	32
PID 2316 wrote to memory of 1840	2316	36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\36356369d9902defa7b96c638c11b9b7_JaffaCakes118.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Roaming\mirc.exe
  "C:\Users\Admin\AppData\Roaming\mirc.exe"
  2⤵
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2336
- C:\WINDOWS\system32\winlogon.exe
  C:\WINDOWS\system32\winlogon.exe
  2⤵
  PID:1840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
3.0MB

MD5
3857ca0324f4c6bc7e06f9b9947933fc

SHA1
9482daf24d91e3105f24bf48cdb58a97634fceee

SHA256
609e3ce23b530ec81ce01f1e01e5792b1e0e444742b59418a79d3773bdadde64

SHA512
876638a220c525dc089a2d7d5eb72fe84c6d60cf42d80aace22854051e89af1d897e07e2e6639df5e1ffad43efeef575e46a37d2e538eb3f4f2a8ceccd354ec7

Download Submit
memory/2316-0-0x000007FEF5CFE000-0x000007FEF5CFF000-memory.dmp

Filesize
4KB

Download
memory/2316-1-0x000007FEF5A40000-0x000007FEF63DD000-memory.dmp

Filesize
9.6MB

Download
memory/2316-2-0x000007FEF5A40000-0x000007FEF63DD000-memory.dmp

Filesize
9.6MB

Download
memory/2316-3-0x000007FEF5A40000-0x000007FEF63DD000-memory.dmp

Filesize
9.6MB

Download
memory/2316-12-0x000007FEF5CFE000-0x000007FEF5CFF000-memory.dmp

Filesize
4KB

Download
memory/2316-13-0x000007FEF5A40000-0x000007FEF63DD000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads