255bc7019a5188c5b07268b7bf4948d45df2a02e8d0b06de8b976de019ed7e6e

Analysis

max time kernel
111s
max time network
28s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
06/07/2024, 15:35

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General

Target

$PLUGINSDIR/app-64.7z
Size

73.4MB
MD5

045b5befe6190fe850d6269ad729dc94
SHA1

a2633d887e3ab70d9a57ac6528425ef02934f420
SHA256

9c32a899fd43b9a7880ea802842d71aea74a2c6184f65b492a2225f89e0d0164
SHA512

33ac8e3e68b4e2f0e3d8f057b90efebda23e7978f3ca0356ec6456a980453e95e2d62616bf0c38d25efe5b96bb631ae5c1b54271b17109177e189147c9186616
SSDEEP

1572864:WJ39K/B29MXPoB8ceyIS7nqYdd6hIEhSmnJZxRByuSXFPH:9Z29Mfo/vP7nMhJnzxRB5SXdH

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2036	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2036	AcroRd32.exe
2036	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 2836	2268	cmd.exe	31
PID 2268 wrote to memory of 2836	2268	cmd.exe	31
PID 2268 wrote to memory of 2836	2268	cmd.exe	31
PID 2836 wrote to memory of 2732	2836	rundll32.exe	32
PID 2836 wrote to memory of 2732	2836	rundll32.exe	32
PID 2836 wrote to memory of 2732	2836	rundll32.exe	32
PID 2732 wrote to memory of 2036	2732	rundll32.exe	34
PID 2732 wrote to memory of 2036	2732	rundll32.exe	34
PID 2732 wrote to memory of 2036	2732	rundll32.exe	34
PID 2732 wrote to memory of 2036	2732	rundll32.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2732
  - - 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\$PLUGINSDIR\app-64.7z"
      4⤵
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:2036

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
34fdbdfbb7137cf1005fef408a3354c0

SHA1
edd8bc5d90f3a4ddaaeb0d841bfe660585853c7b

SHA256
b5e09d15ea774d314f3c80b61e6a69340abc1bd865e0bd2f448e90b5d8bc7318

SHA512
1acdd1bc4307d16f953ef5ea3613ec84ca539c397e45eeb36df5c4418121e69538364c94809dd4000d6968bec7d459f83b2e0e902dca3d3f1e846d19bae23428

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