5f01f121168983ab53d3e4e523e344e3a78abdc3ca66cc2be0b54c8f755d8fbb

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-01-2025 16:00

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General

Target

cochlea.torrent
Size

55KB
MD5

495344e71846d9e9f55219dd173b8bd8
SHA1

728a127f624ffd35a65e63f9a82c2afe4c622be1
SHA256

4e07702ab4eb53cb3932dea092905b10bdc0299e0b8b3ac98cf7f213f12ad3c5
SHA512

dd77bec78b5b1d457bda9dd4c44175916fce42934a6a30a4bdfe8561ada05ef00aacd05aa366288baa943b3ef2fc7fd6ac1ea5a617d493072e050fd937fc2435
SSDEEP

768:VKMb3EbQLjbSRNol3CRJ3b4DSzm5oPvhqszEIp4SYSxE8li2zGGfDCpZLpywWir2:VSQLj+EkPJqiOQS8phOyUdaqdcAQp

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2812	AcroRd32.exe
2812	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2412	2404	cmd.exe	31
PID 2404 wrote to memory of 2412	2404	cmd.exe	31
PID 2404 wrote to memory of 2412	2404	cmd.exe	31
PID 2412 wrote to memory of 2812	2412	rundll32.exe	32
PID 2412 wrote to memory of 2812	2412	rundll32.exe	32
PID 2412 wrote to memory of 2812	2412	rundll32.exe	32
PID 2412 wrote to memory of 2812	2412	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cochlea.torrent
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cochlea.torrent
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2412
- - 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\cochlea.torrent"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
e4aecfe8f291897ebe0aec920837924d

SHA1
9430f6b214bf2eeea9f68f69ff0879a5f6d6ca48

SHA256
b2b448e9145f578505d4ffd82c5d1db0625a927afffc442d465b59537a6ec3b2

SHA512
563db56a74326eb762a2635fa6fc95271fd50a1a2f01de0da211705b61c15098293e8b67f0db0796419dcce406121c85b164b71536089889109688acbeedceb7

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