3d6bc3c0247c2b4f87282da002475ac068b5b6cac948743f697832a9a4a4c6de

Resubmissions

21-12-2024 17:42

241221-v9y3xavlaz 10

20-12-2024 23:19

241220-3bbtqawpat 10

20-12-2024 19:29

241220-x7fjwssqdm 10

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 17:42

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General

Target

workspace/IY_FE.iy
Size

1KB
MD5

5430cd099b8699e8bf8692b1ee282372
SHA1

e44b62849519db8a77b5ce6f8e5572e1edf2d041
SHA256

738277b369c0cfdec8ad0eb24aace538f19785ea134541657661ac80802730d7
SHA512

9126e43feaad90e61b7dc7eeff30616701bf8f85f4de669bed7acd10a0b01c97dd35276d0de42ad41041d30441c9ea9cd130450a5db1ead4c0aa06a4494f605c

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-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1192	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1192	AcroRd32.exe
1192	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2028	2368	cmd.exe	31
PID 2368 wrote to memory of 2028	2368	cmd.exe	31
PID 2368 wrote to memory of 2028	2368	cmd.exe	31
PID 2028 wrote to memory of 1192	2028	rundll32.exe	32
PID 2028 wrote to memory of 1192	2028	rundll32.exe	32
PID 2028 wrote to memory of 1192	2028	rundll32.exe	32
PID 2028 wrote to memory of 1192	2028	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\workspace\IY_FE.iy
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\workspace\IY_FE.iy
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2028
- - 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\workspace\IY_FE.iy"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1192

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
4681a7ba1aaeccd9501a8bd985626d4b

SHA1
95873645bc084360082d6187a871e2ecfe045464

SHA256
0896ad8f7f3d0d086a12a723a69efb2f50729f1e1589298ec1fe72d57f2e1c49

SHA512
ea757cffdc1ca9974d18c16a76ba2be539deb8d4505724ef19702561f8793e6949ad2351a393d89f888bc82c556775216117fa87a8f7101594e86f2edd3d0f92

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