fd25f6525440ccb59b3d8bb0a69d673f78f761c21ba456f4149fdf3de4df2d82

Resubmissions

19/04/2024, 11:21

240419-nghrwsac95 3

Analysis

max time kernel
1559s
max time network
1563s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/04/2024, 11:21

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General

Target

2b537a3c882d5bc4291656af32de9fda/asset.meta
Size

180B
MD5

7dc30812916a507082073f679521995c
SHA1

e3722f2b342bfd56033a92efb857425caf033874
SHA256

6514b7fc96fcad7d3500204f4158fc44719dcf482be3a7d1b80a2bc9727c00b4
SHA512

c8ff14cbb2b817b31ccdd35bad8c718f1e75b00c091f7b61247504e9a6637665404bb0aa499520357a9ec45e621be41224963a9766c0ded827984b8f333ba9d4

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1648	AcroRd32.exe
1648	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2668	2248	cmd.exe	29
PID 2248 wrote to memory of 2668	2248	cmd.exe	29
PID 2248 wrote to memory of 2668	2248	cmd.exe	29
PID 2668 wrote to memory of 1648	2668	rundll32.exe	30
PID 2668 wrote to memory of 1648	2668	rundll32.exe	30
PID 2668 wrote to memory of 1648	2668	rundll32.exe	30
PID 2668 wrote to memory of 1648	2668	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\2b537a3c882d5bc4291656af32de9fda\asset.meta
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\2b537a3c882d5bc4291656af32de9fda\asset.meta
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2668
- - 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\2b537a3c882d5bc4291656af32de9fda\asset.meta"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1648

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
4947ccdbcede0f4d4cec8ec35162a18f

SHA1
bb94ddbc4599c222765c59bef8b80d1340e97512

SHA256
ceefd2fa337057a7fab1065e9f96cf2e6d54b34b1f27937ba9847ccaa4f6cc5a

SHA512
9af85634fa990c7772d8e2498af3051133c356c5ae6bf9db388d7b61697cd8e815dc72f587ae1cfe7d69aacdf11d5c479aeb09c8ccd92bc7d9434a152fcba53c

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