bdc7b917477bb49af7a5b06e5d9ed20e08fed25944f297a6b36a50d03d8a5777

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 10:18

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General

Target

.reloc
Size

4KB
MD5

28eb16c084f743398eac7a551641079b
SHA1

38874b4ed095894438e4bd70166c73a95200cb79
SHA256

11291a89c647ba84f2cca631a3ba8d8b8cc2821580bb9f4c78be1f8965541db3
SHA512

1e352b3489251a48811e442e0a89ec5f5004a0f1040d281eab1f38b9a79dd368f2e0feea2b34ad6dbcd8d8369aa9f89e6b187907175da2e7ae09a4d1eb256d63

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-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2816	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2816	AcroRd32.exe
2816	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 2260	2864	cmd.exe	32
PID 2864 wrote to memory of 2260	2864	cmd.exe	32
PID 2864 wrote to memory of 2260	2864	cmd.exe	32
PID 2260 wrote to memory of 2816	2260	rundll32.exe	33
PID 2260 wrote to memory of 2816	2260	rundll32.exe	33
PID 2260 wrote to memory of 2816	2260	rundll32.exe	33
PID 2260 wrote to memory of 2816	2260	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\.reloc
1⤵
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\.reloc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2260
- - 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\.reloc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2816

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
0079862dcaaf507f4ed28db076e0d7d9

SHA1
54cb35466dc08e8292d330e9683394e7f7f07068

SHA256
aaee319d5acfa68684785accf4a73bbe2f2d260821663cccc39693ffe047bde8

SHA512
674b7708e9c735d173d2845004124cc7ee0e3e4e0fed0ab70c5d3fe8ede9eac3fde3e2bcd6f8ebe3072d5df8f280aabacd26da6b0552afc392847d7fbfe72d11

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