dd54ce0ce897705d1737595441c15da0dbe8875c18595c185f4d17637188d8c3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
04/04/2024, 12:03

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General

Target
Reaper/Reaper.exe.config
Size 158B
Sample240404-n75pcafc65
SHA256 7ffc94d139bfc1b5cf222cdbdfe0bf53d665f8b6806625dccc6183a626a0433c
MD5 505c30296417920ece68a4b1e0aae738
SHA1 08fed3e09735b7e6df067c53070592338a6770fc
SHA512 eb095d1ad332869547f948fda262f8d8f71ab7183782e9105ffd75d3e5c81ec4274f79b6c7385db3eb5e8e212aff003a7ccf16712a8e2af52e769f5a310f7f93
MD5 SHA1 SHA512

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2460	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2460	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2460	AcroRd32.exe
2460	AcroRd32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2460	2328	cmd.exe	29
PID 2328 wrote to memory of 2460	2328	cmd.exe	29
PID 2328 wrote to memory of 2460	2328	cmd.exe	29
PID 2328 wrote to memory of 2460	2328	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Reaper\Reaper.exe.config
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2328
- 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\Reaper\Reaper.exe.config"
  2⤵
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2460

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 f94e5e97f96f1d3041451e65ee53a60e0c7a44cfa15c3101b38dc1ea48d988f3
MD5 38dd4c5b7badb5e83826407f843625cd
SHA1 7559687379f178e53c1b6a32ec9e577136f1ef92
SHA512 84c4d1b0153bcb10bc60fc63601510c119d42b082ca6d75a499a05ee8c4542ab1272a41c8fd1febe23022086af118c01acb650dd9c657e55c73e65f1a91a4734
MD5 SHA1 SHA512

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