c9a87d68a65ade147208ac8a6d68297877f145285e3f3f40ec01ea8d562fadc9

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28/08/2024, 18:25

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General

Target

$1/1337/msvcr100.dll
Size

740KB
MD5

0e8888aadab9669d06f55767f2ccaf7b
SHA1

4a1917b4fbda7705782216594fc912e41e76465a
SHA256

43af6d081b5ded0bd3b1b269719b3a63400da25a805d46d579c4dd2a77861ba1
SHA512

66aea1fb8e3e205ae336c0d4dfc8c7a0b635b2f58be893bae47c04e55c128cec2c95cd377fea5ea33befe86b3af7e9dbf35dedd5a9aa5a8bca8b2dbdc5e55ad7
SSDEEP

12288:Qhr4SCbSPtgWsDm8E+PYh+gQkiTYopDPjPATlnnueBvSOfuCaogBmoy34m:rSPtgWsd9AhbATYoJPjYTgwGCiBmoy3H

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	1572	WerFault.exe	30

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 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 2640 wrote to memory of 1572	2640	rundll32.exe	30
PID 1572 wrote to memory of 2344	1572	rundll32.exe	31
PID 1572 wrote to memory of 2344	1572	rundll32.exe	31
PID 1572 wrote to memory of 2344	1572	rundll32.exe	31
PID 1572 wrote to memory of 2344	1572	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$1\1337\msvcr100.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$1\1337\msvcr100.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 220
    3⤵
    - Program crash
    PID:2344

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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