fad398fd1100f4afa63068f3d41a7c9be46102b9229c8e43ea6335ad59ac55fb

Analysis

max time kernel
722s
max time network
744s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
24/03/2025, 16:39

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General

Target

R.E.P.O/REPO_Data/RuntimeInitializeOnLoads.json
Size

1KB
MD5

7bf541628c7c7d1df4343509052cde0c
SHA1

0ae274bab96092860ac37bbe053fee4f9970fae2
SHA256

60e5a14cbbf2f2e8d0fbda55ed936e91b1f4638666edaa3ab272caa516b74de8
SHA512

bc0779968ccdb7c5b20f2c0aec458bec4e537ad6a15a7f2eb23c4a1b01a3d3cd4e1afadfa1dddffa2b9af4539d03e95d9df80ff06d10f1ed751d6617a7b14ac8

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-1-5-21-677481364-2238709445-1347953534-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2904	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2904	AcroRd32.exe
2904	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2520	2600	cmd.exe	32
PID 2600 wrote to memory of 2520	2600	cmd.exe	32
PID 2600 wrote to memory of 2520	2600	cmd.exe	32
PID 2520 wrote to memory of 2904	2520	rundll32.exe	33
PID 2520 wrote to memory of 2904	2520	rundll32.exe	33
PID 2520 wrote to memory of 2904	2520	rundll32.exe	33
PID 2520 wrote to memory of 2904	2520	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\R.E.P.O\REPO_Data\RuntimeInitializeOnLoads.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- 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\RuntimeInitializeOnLoads.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2520
- - 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\RuntimeInitializeOnLoads.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2904

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
32a4440d00a3097e511a854004099ad2

SHA1
ea7bcd85117fb754beb8883a971d47281ac4ecca

SHA256
d4343ffed39941430e89cca9df3a662bdf5261106431bbbb78b9c6d23eb21751

SHA512
00e7817fe968dbdcb069ea8ef0723c9051d2ac03e41fb8a8e02e524a3bd297e1a579000b18c1f42811631776a98cb0d5b2cfb75cf80f495a0a6096571adce65a

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