64e87032c830ebab767e08f466665da630b1f2cb0c6b79be0bb0aa44b7bfd555

Analysis

max time kernel
122s
max time network
124s
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

docs/.ds_store
Size

6KB
MD5

4d649b16340219c4a60e3727261307cc
SHA1

fbeea5d43113f0fc2472802b851b249e943e35c6
SHA256

24296f732cc6696273cd6b23a3e27a32932836993d917bfd6f843b525d3b613f
SHA512

94ee5502d514090af45e7e3f5794ee33e09ef2421b5da969a626e9fc18472aa96e729ff07d4ce97613696209d62fd3e42984917f922c80c92a6eed6df15bfc33
SSDEEP

12:Qi11luVsOzOl639EEX/HnXw6XAERqXw6X:f11luV1zOcdfnVMV

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-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ds_store_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_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-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ds_store_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ds_store_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.ds_store\ = "ds_store_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ds_store_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ds_store_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.ds_store	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2988	AcroRd32.exe
2988	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 2828	1612	cmd.exe	29
PID 1612 wrote to memory of 2828	1612	cmd.exe	29
PID 1612 wrote to memory of 2828	1612	cmd.exe	29
PID 2828 wrote to memory of 2988	2828	rundll32.exe	30
PID 2828 wrote to memory of 2988	2828	rundll32.exe	30
PID 2828 wrote to memory of 2988	2828	rundll32.exe	30
PID 2828 wrote to memory of 2988	2828	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\docs\.ds_store
1⤵
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\docs\.ds_store
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2828
- - 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\.ds_store"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2988

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
7bdb8136abe464e951d80bc10e0ec1d8

SHA1
0d503270052fc86f04094b67f0cdfa5ccb6db7e1

SHA256
0fa51864149267392a5c070594451a15d0787f28c3efea76d28e652afba14152

SHA512
8d646174353869727ea4250c7dbf148df1a52d4f378d25cd5cec06ccbef863899dcfb723b303d59cc860fa973ef9f27639c9c3a9bc021336915b06fd4afefbc8

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