64e87032c830ebab767e08f466665da630b1f2cb0c6b79be0bb0aa44b7bfd555

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
04-07-2024 11:52

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General

Target

docs/System Volume Information/WPSettings.dat
Size

12B
MD5

a25e7defe7e872600f4ac21aa7d744d4
SHA1

9e790c476fd15ef46295ad69e818fc0a1fcd6e61
SHA256

f29afe23a22ca6e995e77dcc2c9b9d914ef3d5e36656a972fda6e91271942da8
SHA512

4bc8129d8239762ed31868df02b6bbc95ffceac0db9d24c3846b0dbc0558b613f7eec9e1583bd61707c149d4e354eb2b7290d4bb15855186cfd3cbfe9318903f

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\dat_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\dat_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\.dat	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\.dat\ = "dat_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\dat_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\dat_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\dat_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_CLASSES\dat_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2684	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2684	AcroRd32.exe
2684	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2676	1932	cmd.exe	29
PID 1932 wrote to memory of 2676	1932	cmd.exe	29
PID 1932 wrote to memory of 2676	1932	cmd.exe	29
PID 2676 wrote to memory of 2684	2676	rundll32.exe	30
PID 2676 wrote to memory of 2684	2676	rundll32.exe	30
PID 2676 wrote to memory of 2684	2676	rundll32.exe	30
PID 2676 wrote to memory of 2684	2676	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\docs\System Volume Information\WPSettings.dat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\docs\System Volume Information\WPSettings.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2676
- - 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\docs\System Volume Information\WPSettings.dat"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2684

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
da27b5395c8221f1363383577a6958a9

SHA1
00696fd4448fa6f1cda9d23233f10cffad7fb12c

SHA256
07bd6bf519bdc189ca972fa50866362b0986db478d02638024979d4178473074

SHA512
a0619d054c33905c488e92910ceed9065dc27cd3e219eef212de6c1ce605872b17fa01ae2e5e401f25115aa5ca1e03d0329bbb30ad0ebb15dd6daf0c376bf276

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