bc6612f74ffa0035fa08e062880dae1e38305c7c22fab3619b7c638e0cb66528

Analysis

max time kernel
119s
max time network
128s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 13:18

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General

Target

chrome_200_percent.pak
Size

173KB
MD5

4610337e3332b7e65b73a6ea738b47df
SHA1

8d824c9cf0a84ab902e8069a4de9bf6c1a9aaf3b
SHA256

c91abf556e55c29d1ea9f560bb17cc3489cb67a5d0c7a22b58485f5f2fbcf25c
SHA512

039b50284d28dcd447e0a486a099fa99914d29b543093cccda77bbefdd61f7b7f05bb84b2708ae128c5f2d0c0ab19046d08796d1b5a1cff395a0689ab25ccb51
SSDEEP

3072:4DQYaEQN6AJPKNzIwafR54x5GMR+F44ffbdZnYw9p4AbIVGYoDd+HxNK/rIM0:4DQYaNN68QEVgx5GMRejnbdZnVE6YopY

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-1-5-21-2039016743-699959520-214465309-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1708	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1708	AcroRd32.exe
1708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2724	2956	cmd.exe	31
PID 2956 wrote to memory of 2724	2956	cmd.exe	31
PID 2956 wrote to memory of 2724	2956	cmd.exe	31
PID 2724 wrote to memory of 1708	2724	rundll32.exe	32
PID 2724 wrote to memory of 1708	2724	rundll32.exe	32
PID 2724 wrote to memory of 1708	2724	rundll32.exe	32
PID 2724 wrote to memory of 1708	2724	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\chrome_200_percent.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\chrome_200_percent.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2724
- - 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\chrome_200_percent.pak"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1708

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
b8b136f24284e72a00a3f9bfc2a3e585

SHA1
00d69643b867cbb55da01b8dee4ef74d732c5c13

SHA256
e43a1bc26dfc4b034d6cb44181baee14f1e82fa09d31802c0daa3b209844307a

SHA512
726ad19a5ac41244ed8f61973d80ceee5b03fb4271336daf5cd17f1e300ec4f4c6c2dab53fdf6cb49d6647a244d3097aad3fb606c5ae85162149811c3b965443

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