b7111d51e5a77bca18ad278cee2b990937ab9e23d58b60f7d6f16093a0971906

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 15:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dheater-0.4.3/data/dhparam-ffdhe-2048.pem
Size

424B
MD5

4328d5f118ce830b50784cc5a8a07ea9
SHA1

3f835203a7e6699a7d022f838b4b7bc5718385d9
SHA256

9ba6429597aeed2d8617a7705b56e96d044f64b07971659382e426675105654b
SHA512

d701f16489970432057280130dcd11f7d623daa0f76cc78f7b74bb487706e6b5a013e410e29d7ba5b951b46dfbc661ff13ae90363f8cb4209b27d2eee339a7a2

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\pem_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.pem\ = "pem_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\pem_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\pem_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\pem_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\pem_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\pem_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.pem	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2756	AcroRd32.exe
2756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 2876	548	cmd.exe	31
PID 548 wrote to memory of 2876	548	cmd.exe	31
PID 548 wrote to memory of 2876	548	cmd.exe	31
PID 2876 wrote to memory of 2756	2876	rundll32.exe	32
PID 2876 wrote to memory of 2756	2876	rundll32.exe	32
PID 2876 wrote to memory of 2756	2876	rundll32.exe	32
PID 2876 wrote to memory of 2756	2876	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\dheater-0.4.3\data\dhparam-ffdhe-2048.pem
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\dheater-0.4.3\data\dhparam-ffdhe-2048.pem
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\dheater-0.4.3\data\dhparam-ffdhe-2048.pem"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
9652514e0a3f2571787c18499bafbc0b

SHA1
d1dee6df75f3413e191fc2294be133070b91d768

SHA256
5aab0cceb418a75af8bcadccdd89b781ef4507c65b0056ff2ad4ed4ba342b6be

SHA512
dfdda3deda373b2a4e305cb3ffa4c5d5344db9a077ac17a49f5f3327ffb876e9296206f840b6929348469697d5ced5dd47fbda0d9f5e786a759f3b545a20bfa1

Download Submit