ec58e5db3e6c76dae43a4975ae0d80bd22093297d94b3bd94e2fb59185bc1e92

Analysis

max time kernel
121s
max time network
136s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22/02/2024, 07:36

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General

Target

wine-devel-9.2-osx64.tar.xz
Size

171.5MB
MD5

676aadbf470bf179b75550dccca69cab
SHA1

1c61ee5f3baf29e4441f3518eaafe6a6fcb4c439
SHA256

ec58e5db3e6c76dae43a4975ae0d80bd22093297d94b3bd94e2fb59185bc1e92
SHA512

cbc419b943ebba23d6f44f1fef43b1218fd143cde9823b4218c6c27e8783a073252858471b6ae383fd820e9461d306bc6923cc110ac0c86bc5ae23f94e907a31
SSDEEP

3145728:JK0L9vxHGoiYyOlzK/l7WpCIzljtNyAyaGEk4Z9paPe9mQIFPYqdpE39AhM:JKexHGoiDO89Cpx1tNyAhGd4Z9paPQmY

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
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.xz\ = "xz_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\xz_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\xz_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\xz_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.xz	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\xz_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\xz_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\xz_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2432	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2432	AcroRd32.exe
2432	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 2524	1136	cmd.exe	29
PID 1136 wrote to memory of 2524	1136	cmd.exe	29
PID 1136 wrote to memory of 2524	1136	cmd.exe	29
PID 2524 wrote to memory of 2432	2524	rundll32.exe	30
PID 2524 wrote to memory of 2432	2524	rundll32.exe	30
PID 2524 wrote to memory of 2432	2524	rundll32.exe	30
PID 2524 wrote to memory of 2432	2524	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\wine-devel-9.2-osx64.tar.xz
1⤵
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\wine-devel-9.2-osx64.tar.xz
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2524
- - 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\wine-devel-9.2-osx64.tar.xz"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2432

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
245222a1651aba2aa9a2a114854eb7ea

SHA1
cc7fde19c80ddf8d661aa61c561b42d1a4d9b1c7

SHA256
d870b3d40f4164550d0d47ea0d9a9b16aebd1ccc49d279a5627c4be326298ece

SHA512
b3b9a9b08cee4d86fa13a6ac3c20b0d63dacca040993d694930408bef8a237b6ed37a8ccd1849cab2af89968dfa240423f2a5473770adf86f1e96c0868081a8b

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