3dddcfbc65be37da36e360add1fb6b703a5fd846915e1b1ce78501c4c6c49d72

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2024 00:33

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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	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SmartClock.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SmartClock.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
4332	SmartClock.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
4332	SmartClock.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 4332	816	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe	84
PID 816 wrote to memory of 4332	816	31d53f9b7e905dc817ba7428d2c5b52c_JaffaCakes118.exe	84

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
- Suspicious use of WriteProcessMemory
PID:816
- 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:4332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.4MB

MD5
31d53f9b7e905dc817ba7428d2c5b52c

SHA1
5cd065e6352e10079e8943b0f378632447a08b22

SHA256
3dddcfbc65be37da36e360add1fb6b703a5fd846915e1b1ce78501c4c6c49d72

SHA512
bd4324b508bb5b3e5b6fe89ac28d422825e03375451ae86365c469ba3b56b2687d95626546d8b26a347dffed40fe721264f0166dd9c3675b12a1ca1e6e4ef6b1

Download Submit
memory/816-0-0x00007FF639B70000-0x00007FF63A1A1000-memory.dmp

Filesize
6.2MB

Download
memory/816-9-0x00007FF639B70000-0x00007FF63A1A1000-memory.dmp

Filesize
6.2MB

Download
memory/816-1-0x00007FFB40C10000-0x00007FFB40C12000-memory.dmp

Filesize
8KB

Download
memory/4332-16-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-19-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-12-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-13-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-14-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-15-0x00007FFB40B70000-0x00007FFB40D65000-memory.dmp

Filesize
2.0MB

Download
memory/4332-10-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-17-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-18-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-11-0x00007FFB40B70000-0x00007FFB40D65000-memory.dmp

Filesize
2.0MB

Download
memory/4332-20-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-21-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-22-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-23-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-24-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-25-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-26-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download
memory/4332-27-0x00007FF6269C0000-0x00007FF626FF1000-memory.dmp

Filesize
6.2MB

Download