565e3abc2f08e6231bb981c366fccfe42796b6ff530bdc66d1aaa5f7e23b05f0

Analysis

max time kernel
152s
max time network
127s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
11/11/2023, 22:22

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General

Target

Expensive-2.0/natives/glfw32.dll.sha1
Size

42B
MD5

ea86d55e20e0f21818750c211f45339c
SHA1

b2b28033818b03951b3e908a3d6e1a0b4d59d238
SHA256

4e9f87c23599ec4f7a4e0f525130c5386f53265c7f977fe9ccaa85e7b2a96e6d
SHA512

36a3530ae8cc9a487dc9e30416d42527c2c24bb2ffe42b7f552538124e4c291533c5a1c5bcd758b803deaec725ecb49b918c80e4f49aaba1ff596f22d6f6c465

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-1-5-21-2952504676-3105837840-1406404655-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\sha1_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\sha1_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.sha1	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\sha1_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\sha1_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\sha1_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\.sha1\ = "sha1_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\sha1_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 472	2296	cmd.exe	2
PID 2296 wrote to memory of 472	2296	cmd.exe	2
PID 2296 wrote to memory of 472	2296	cmd.exe	2
PID 472 wrote to memory of 1740	472	rundll32.exe	30
PID 472 wrote to memory of 1740	472	rundll32.exe	30
PID 472 wrote to memory of 1740	472	rundll32.exe	30
PID 472 wrote to memory of 1740	472	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Expensive-2.0\natives\glfw32.dll.sha1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Expensive-2.0\natives\glfw32.dll.sha1
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:472
- - 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\Expensive-2.0\natives\glfw32.dll.sha1"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1740

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
48933aab54929a517481200088879f0c

SHA1
8be7fce84e2c654c699d9bc4e764965f1961582e

SHA256
b4f5cc220092cc7c6a4cb53c85b93328e46d754045631abab81a6276e7042220

SHA512
b6bcdfc9fa3ceb85b730cd0790325c6e6fa5d04b921a1c01f1831981d2564942e528ae7122d3b904785b6184049ee841b667036777fa02c706c1a26af0cbee69

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