22fd797135e418d97b07cbeabd30402f2cbc01f93c513c92ea3d77dce262f40e

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 20:36

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General

Target

Jimm.jad
Size

482B
MD5

2c409142279eb48d15d2360914338f9b
SHA1

0b37a826d4baaface58df98dbb1b9b45945af134
SHA256

c15097dd734adc857ee57f37318d65046eddd1ebb8b83a54df6d382e9e9a839a
SHA512

d68e47ac5c6329aba3d749bd96c11bb91e85bf5320867c982220cd82c83df137d8102e410337353b88ceb1df0ecc96822b29088b893c85bf2678ea817a1d03e0

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-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.jad	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\jad_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\jad_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\jad_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.jad\ = "jad_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\jad_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\jad_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\jad_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2708	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2708	AcroRd32.exe
2708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2744	2176	cmd.exe	29
PID 2176 wrote to memory of 2744	2176	cmd.exe	29
PID 2176 wrote to memory of 2744	2176	cmd.exe	29
PID 2744 wrote to memory of 2708	2744	rundll32.exe	30
PID 2744 wrote to memory of 2708	2744	rundll32.exe	30
PID 2744 wrote to memory of 2708	2744	rundll32.exe	30
PID 2744 wrote to memory of 2708	2744	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Jimm.jad
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Jimm.jad
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2744
- - 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\Jimm.jad"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2708

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

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Downloads

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

Filesize
3KB

MD5
de619e55eef8f9e2f74cfe4ca7591f7c

SHA1
e2164e0cf8dfa40dd298fa86160c68bb18e39ad5

SHA256
0cc829f33776beb647eb19ebe436521ff85580f66e2555f01e659c267f4b0d91

SHA512
05b71ce503e0a016d6d0e386f56230dbf45e59997e8336c8837beece3674305ed8ec7452e10ef959a6e1d0b9655d01f325d642e5df961300f02bc935030b54f7

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