e36962c7613c7cec9e09e4e20d044d59f48fd5b7f969bdc0251703f2dd0998bd

Analysis

max time kernel
121s
max time network
137s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/03/2025, 15:43

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General

Target

R.E.P.O/REPO_Data/sharedassets0.resource
Size

111.3MB
MD5

361f1f999482f6a8bc476c9df3cb4c73
SHA1

70262fee7b6d35e8b322406f3bd60ae9a8328b73
SHA256

b4401e32bb7067c84e4a611806a03cfe99720b2b4e68dac352e13047a9d287d0
SHA512

2b0454b84b33a8b739bca6d28fccb8f7cc97f7f75e9527d6b8ee16c51ca7d94184b07420175c39e205afe61549ed170c8ec3f1f5cc097546af7542e4403609fa
SSDEEP

3145728:tFy9qVVMJ6Q7nWN0LjvFC0TnrOWAnjcW1ceiLjTzAqW6FL:XeJ6Q7n5/RnynjcGiLb5x

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-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2652	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2652	AcroRd32.exe
2652	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2796	2888	cmd.exe	31
PID 2888 wrote to memory of 2796	2888	cmd.exe	31
PID 2888 wrote to memory of 2796	2888	cmd.exe	31
PID 2796 wrote to memory of 2652	2796	rundll32.exe	32
PID 2796 wrote to memory of 2652	2796	rundll32.exe	32
PID 2796 wrote to memory of 2652	2796	rundll32.exe	32
PID 2796 wrote to memory of 2652	2796	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\R.E.P.O\REPO_Data\sharedassets0.resource
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\R.E.P.O\REPO_Data\sharedassets0.resource
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2796
- - 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\R.E.P.O\REPO_Data\sharedassets0.resource"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2652

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

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
4cb9f4a1c51cf277386fcb33afe8e0a8

SHA1
36d7239106c5898cdb6e35063553dd3d810bbbfc

SHA256
7505c764d8f210396aa61f001d9fdf0cfc7cbee4afbb3af49e9168c48ee69c69

SHA512
4a4c729b4d5e435b5938f50207e1406213ed9f06ab20b56530ffc2b3b24d371fa31f0a0f22c7285dfead4512ac7615956fb1da9c772e053b3ac6a3254c6a05f0

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