9be2103d3418d266de57143c2164b31c27dfa73c22e42137f3fe63a21f793202

Analysis

max time kernel
357s
max time network
359s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 22:38

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General

Target

locales/ca/filezilla.mo
Size

165KB
MD5

cd0bcd38ba2ad95e4b2ce27648f3bfec
SHA1

1d1c73107880ed41f0dc6221aba39824727c15c5
SHA256

54791bdff147bd6825ec849e195c39c8cea0815654c7c9bab34a1487ec71ad29
SHA512

eefce0320b57dbf746eb5459ed05441512fcfba99570f9a0feb8834906651bd124beb96508a9b23f24d80aeed23add10d6a04e71782ac7b05d86e8ef5fbb7041
SSDEEP

3072:1iZxwnimGr396FXbToWirwFRrO0+pWMNoGDm0UaHcOwJvONw1nxmnBPwzK5NFjUu:4QKrt6FXbTo/2Rn+pWMKGPUaHwvONw16

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-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\mo_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.mo	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.mo\ = "mo_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\mo_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\mo_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\mo_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\mo_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\mo_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2640	AcroRd32.exe
2640	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2620	2928	cmd.exe	29
PID 2928 wrote to memory of 2620	2928	cmd.exe	29
PID 2928 wrote to memory of 2620	2928	cmd.exe	29
PID 2620 wrote to memory of 2640	2620	rundll32.exe	30
PID 2620 wrote to memory of 2640	2620	rundll32.exe	30
PID 2620 wrote to memory of 2640	2620	rundll32.exe	30
PID 2620 wrote to memory of 2640	2620	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\ca\filezilla.mo
1⤵
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\locales\ca\filezilla.mo
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2620
- - 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\locales\ca\filezilla.mo"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2640

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
9d560c3e9906bea98e94e5a29f96cf9b

SHA1
0fd245c7dabdd7d8e6b58ae2d0ea1d9d6c76b719

SHA256
853c4cbdb416117c819228d0fd84e3844f5b3a78f8b4777fb9bccac8bebb0409

SHA512
c75ec7f953c6cee6fd52ee5e7b47e7eafd91fe797a081c7f2ff8c7a8f8cdb8a3f23a7e3cc547df50aa30f859a82c49d99c5814041aca7e2d82895f9da1cc826f

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