0ff0224edb6a27b5c23adc7fb759864bb3c645f2cf2f38d0a0290c1fa691fdd2

Analysis

max time kernel
117s
max time network
127s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
27/04/2024, 16:18

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General

Target

WaveTrial/chrome_200_percent.pak
Size

1.1MB
MD5

34572fb491298ed95ad592351fb1f172
SHA1

4590080451f11ff4796d0774de3ff638410abdba
SHA256

c4363d6ecfa5770b021ce72cc7d2ab9be56b0ce88075ec051ad1de99b736dbbd
SHA512

e0e7deccb26b7df78d6193750bfb9aad575b807424a0a5d124bd944e568c1bb1ae29f584246f753d619081a48d2897815145028ffedd9488e9a8f102cdc67e2f
SSDEEP

24576:w3zB69p5zLmmibkFR8+mZR9hQumegvQtSP0KAwvdbbaV26edhOLoeu5:w3E53mNbkFRJmH9hQRhQsP0KVvdK2jrZ

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-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.pak	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pak_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pak_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pak_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2888	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2888	AcroRd32.exe
2888	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2720	2388	cmd.exe	29
PID 2388 wrote to memory of 2720	2388	cmd.exe	29
PID 2388 wrote to memory of 2720	2388	cmd.exe	29
PID 2720 wrote to memory of 2888	2720	rundll32.exe	30
PID 2720 wrote to memory of 2888	2720	rundll32.exe	30
PID 2720 wrote to memory of 2888	2720	rundll32.exe	30
PID 2720 wrote to memory of 2888	2720	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\WaveTrial\chrome_200_percent.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\WaveTrial\chrome_200_percent.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2720
- - 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\WaveTrial\chrome_200_percent.pak"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2888

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
9b88a344f0423d564808b592df595425

SHA1
04054c0341cbbefe452669dc214ade50bc5ca863

SHA256
3f690d93b1ccb9736cf5f18bdef693e7e99f07d68592c538db1c0d24f1b8df09

SHA512
951348715b1c949e61b3491b13f0f0ab732b23fe62dd6a959ececc9d84753ef9eab89732c8709101efdacdfd1dd9ad1e2aefbf81db9e5212d058ea135141bec2

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