6e2d39aa99847f4450506afe26b79964aff495181a8e8cf09a7220c6e8d89c0c

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/02/2025, 15:55

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General

Target

$PLUGINSDIR/LangDLL.dll
Size

5KB
MD5

0c44f21d4afc81cc99fac7cc35e4503a
SHA1

3d0d5c684df99a46510c0e2c0020163a9d11c08d
SHA256

8dc2be6679497994e3ddc97bc7bc1ce2b3c17ef3528b03ded6696ef198a11d10
SHA512

4e4bd35d6aa21cecbfe7a93a2ee7db8ee78ca710a4193dfe240d1067afbe10f61db332c1c85f6cc3ba404d895a959742401b615ef8ff5bd9028254c4a43a0923
SSDEEP

48:S46+/N3TKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mCofjLl:zPuPbOBtWZBV8jAWiAJCdv2CmpL

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2968	2956	WerFault.exe	31

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	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 1768 wrote to memory of 2956	1768	rundll32.exe	31
PID 2956 wrote to memory of 2968	2956	rundll32.exe	32
PID 2956 wrote to memory of 2968	2956	rundll32.exe	32
PID 2956 wrote to memory of 2968	2956	rundll32.exe	32
PID 2956 wrote to memory of 2968	2956	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 224
    3⤵
    - Program crash
    PID:2968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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