33461d788a33b88bed3d489826f9fb766cae421f322b81c5eb861718a1dea7bb

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
12-05-2024 17:46

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General

Target

RoBrute-master/pass.lst
Size

83B
MD5

efb3936c5ce7f19cf68b03e5dab18dcb
SHA1

0982314f06d31e1fcecf94175d1f90e85a67a7df
SHA256

688d412436709a41b77ee0500cee157f4cc6b023c436a005e1f73e5fd5b4dfc1
SHA512

773c18edfe78c9fa5b8bfd9aea8dadf036e5f012905d5dc99e46aea181b843ee8fdd0e2ffc2fee54b50026cc50aead52b37c0d827d7334ebb3d1d5482e28843f

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-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.lst	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\lst_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\lst_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\lst_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\lst_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\lst_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.lst\ = "lst_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\lst_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2528	AcroRd32.exe
2528	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2672	2984	cmd.exe	29
PID 2984 wrote to memory of 2672	2984	cmd.exe	29
PID 2984 wrote to memory of 2672	2984	cmd.exe	29
PID 2672 wrote to memory of 2528	2672	rundll32.exe	30
PID 2672 wrote to memory of 2528	2672	rundll32.exe	30
PID 2672 wrote to memory of 2528	2672	rundll32.exe	30
PID 2672 wrote to memory of 2528	2672	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RoBrute-master\pass.lst
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RoBrute-master\pass.lst
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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\RoBrute-master\pass.lst"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2528

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
ecd94113713b67412da48154c166bd84

SHA1
ee99f72fe82e3a1cd514735fe2c0e66fd0e83156

SHA256
a3bdc2add3c7f5a843761dfd0103beef9d11141c0314a46e8c8247b1172d9f45

SHA512
41040306cf5ce8d52b62621ed2c945da9b5fda91fd8e586a9b672b836dfa0fef600087883d2ef2b1b0a9a91c514133ec388edca7b2950a21c6f1096b4774646c

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