64e87032c830ebab767e08f466665da630b1f2cb0c6b79be0bb0aa44b7bfd555

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
04-07-2024 11:52

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General

Target

__MACOSX/docs/[SYSTEM]/$Extend/$RmMetadata/._.ds_store
Size

120B
MD5

b9a94cc8f4aac450fb21641eaf065c6d
SHA1

0bed7e90c2bade9763fa18f1fb4441d31f91c87c
SHA256

2f380f4a3d05a8d90c2106f50da75064e9ce57a598599dc5404f8f69a0223aa9
SHA512

f1e82573db1da08be076ab30e7d8cff350e15d06765e1bb74e313cf5f93e1df6921893a3589df51e6b18538c21a9df6d3f23fead170e9b3c02993f5b5d4a2f4d

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-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.ds_store\ = "ds_store_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ds_store_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ds_store_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ds_store_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ds_store_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ds_store_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ds_store_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.ds_store	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2624	AcroRd32.exe
2624	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2640	2472	cmd.exe	29
PID 2472 wrote to memory of 2640	2472	cmd.exe	29
PID 2472 wrote to memory of 2640	2472	cmd.exe	29
PID 2640 wrote to memory of 2624	2640	rundll32.exe	30
PID 2640 wrote to memory of 2624	2640	rundll32.exe	30
PID 2640 wrote to memory of 2624	2640	rundll32.exe	30
PID 2640 wrote to memory of 2624	2640	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\__MACOSX\docs\[SYSTEM]\$Extend\$RmMetadata\._.ds_store
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\__MACOSX\docs\[SYSTEM]\$Extend\$RmMetadata\._.ds_store
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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\__MACOSX\docs\[SYSTEM]\$Extend\$RmMetadata\._.ds_store"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2624

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
1f4aa176a9846d9578f1b818e455d0b0

SHA1
908f7b2ce3010cc2029d89a130ce0af2f4544726

SHA256
d3940d862860772cf944d25175338cd6329bd5f22a7cfb6438eba65e7236d822

SHA512
02120519263a44110e54c4dd15e3cde47fabe1e3d316c98bc54e04da33ad7054c1ab2930c8987e14b9b57358d69485cad08e584f5603bffa256194456820a720

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