3dddcfbc65be37da36e360add1fb6b703a5fd846915e1b1ce78501c4c6c49d72

General

Target

31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe
Size

2.4MB
MD5

31d53f9b7e905dc817ba7428d2c5b52c
SHA1

5cd065e6352e10079e8943b0f378632447a08b22
SHA256

3dddcfbc65be37da36e360add1fb6b703a5fd846915e1b1ce78501c4c6c49d72
SHA512

bd4324b508bb5b3e5b6fe89ac28d422825e03375451ae86365c469ba3b56b2687d95626546d8b26a347dffed40fe721264f0166dd9c3675b12a1ca1e6e4ef6b1
SSDEEP

49152:GB5GFo1Pe7B8CqBm9lJWk2oY9PYVyRaZrNmsa6vj7fhMuP:y5GFo1e7BjqBmj4cZQN+28

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SmartClock.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SmartClock.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SmartClock.lnk	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2688	SmartClock.exe

Loads dropped DLL 2 IoCs

pid	Process
2772	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe
2772	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2688	SmartClock.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2688	2772	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe	28
PID 2772 wrote to memory of 2688	2772	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe	28
PID 2772 wrote to memory of 2688	2772	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe	28

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe
  "C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Suspicious behavior: AddClipboardFormatListener
  PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe

Filesize
2.4MB

MD5
31d53f9b7e905dc817ba7428d2c5b52c

SHA1
5cd065e6352e10079e8943b0f378632447a08b22

SHA256
3dddcfbc65be37da36e360add1fb6b703a5fd846915e1b1ce78501c4c6c49d72

SHA512
bd4324b508bb5b3e5b6fe89ac28d422825e03375451ae86365c469ba3b56b2687d95626546d8b26a347dffed40fe721264f0166dd9c3675b12a1ca1e6e4ef6b1

Download Submit
memory/2688-23-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-20-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-30-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-29-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-28-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-15-0x0000000077830000-0x00000000779D9000-memory.dmp

Filesize
1.7MB

Download
memory/2688-14-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-16-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-17-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-21-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-27-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-19-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-18-0x0000000077830000-0x00000000779D9000-memory.dmp

Filesize
1.7MB

Download
memory/2688-22-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-26-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-24-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2688-25-0x000000013FA10000-0x0000000140041000-memory.dmp

Filesize
6.2MB

Download
memory/2772-0-0x000000013F5D0000-0x000000013FC01000-memory.dmp

Filesize
6.2MB

Download
memory/2772-2-0x0000000077880000-0x0000000077882000-memory.dmp

Filesize
8KB

Download
memory/2772-13-0x0000000004A60000-0x0000000005091000-memory.dmp

Filesize
6.2MB

Download
memory/2772-12-0x000000013F5D0000-0x000000013FC01000-memory.dmp

Filesize
6.2MB

Download
memory/2772-7-0x0000000001C10000-0x0000000001C20000-memory.dmp

Filesize
64KB

Download

Analysis

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