71ddfacd8ba48806396c95b279237998945cf8124875728f92d8a9d0489cddd2

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
09-11-2023 22:02

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General

Target

sre_compile.pyc
Size

12KB
MD5

cdf07bd8aacf6881c2613920a544f505
SHA1

e870b38edb34959884edf8568fd17c06d62f32da
SHA256

26d72e06b83ecb5aa3cb7057a4bf821a91ab2d91365dca9bdcbc36eb2acb8926
SHA512

5c67a0aa61b75801514cdcb077012977ad56f01a4de9541c94f58e822b3b337a762bdb0e11a7c50c65739d817879e2b1a2900f07783431c85d4851aef686c400
SSDEEP

384:L3IMvxlGhOQ9cklzMaItdWLHmdYqrqsRh5+6:rTDDY6dYqrqQ+6

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3000	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3000	AcroRd32.exe
3000	AcroRd32.exe
3000	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2776	2032	cmd.exe	29
PID 2032 wrote to memory of 2776	2032	cmd.exe	29
PID 2032 wrote to memory of 2776	2032	cmd.exe	29
PID 2776 wrote to memory of 3000	2776	rundll32.exe	30
PID 2776 wrote to memory of 3000	2776	rundll32.exe	30
PID 2776 wrote to memory of 3000	2776	rundll32.exe	30
PID 2776 wrote to memory of 3000	2776	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\sre_compile.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\sre_compile.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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\sre_compile.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3000

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
8ea11b13b3ac4f0b91d17b476ca76181

SHA1
3c512f549eeb23363d965f00d818f21f15d09140

SHA256
211200abf1259b2b0db4352c89f1b608733c74722aac0ce8f9a477724d97ae88

SHA512
1d416b3eda1364f1d70e6a6525cfe38e7e9761ec23393320b0ab26652490068f77984424a85391d73dde592585cd680e7f4274306593a3fc064aec2fe8d8f3eb

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