841a98464457d2fceff8a35e6b575b1e5e0681f7232cb3c2b94c698e38960a25

Resubmissions

25/03/2024, 21:05

240325-zxdnnahe48 3

25/03/2024, 20:59

25/03/2024, 20:56

25/03/2024, 20:51

25/03/2024, 20:45

25/03/2024, 20:38

25/03/2024, 20:36

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25/03/2024, 20:38

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Report Analysis Logs

General

Target

Prefetch/54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf
Size

32KB
MD5

a95e40c651a7a0c5c58b849bb9208afa
SHA1

47402ef1ba20944fdef2c95a4fdce811cfef4f4f
SHA256

92e9118cce4d45634e34e7833976eb1240c30f17b07360ecd81ef99af93c5e91
SHA512

03e727cab9a3a1729a3f1f14724d601a15702bd3f15d81bf4e1fcd31fad5cc253fced340cb9b73920199e1654accf70a577f9bd59257faaa42bdbaa7a1559e79
SSDEEP

768:XTyCNiE5vRH9MYJpwqfffH1Jzuia3zhAXj:XWC8o9tJp11QLzC

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-1-5-21-406356229-2805545415-1236085040-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pf_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.pf\ = "pf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pf_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pf_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.pf	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2528	2176	cmd.exe	29
PID 2176 wrote to memory of 2528	2176	cmd.exe	29
PID 2176 wrote to memory of 2528	2176	cmd.exe	29
PID 2528 wrote to memory of 2752	2528	rundll32.exe	30
PID 2528 wrote to memory of 2752	2528	rundll32.exe	30
PID 2528 wrote to memory of 2752	2528	rundll32.exe	30
PID 2528 wrote to memory of 2752	2528	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Prefetch\54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf
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\Prefetch\54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2528
- - 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\Prefetch\54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2752

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
2e28f5e6504007b49700616c27feb97a

SHA1
1d2b99c3cfac12bf742262affadaaefe2aad894c

SHA256
e66d37dc059f532c587b6271180cc75d3d9ce02d637d78ccaa3c4e51af4ee82a

SHA512
2d3bc208abefc3377915ecbe7fccf1941738d17c1c9f935e8c7e23f7cc1fec71b38852c6f6e1c5a6ffadef44f005799c26b09df4078c4d1a75c0fddcf53f4c76

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