c1b9b1cf79fe82dc05c78d722eb15b11838825289785917ab040e53933b937f0

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24/07/2024, 05:49

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General

Target

$PLUGINSDIR/UserMgr.dll
Size

55KB
MD5

130f66c0161e6da46744abe3c0be4d9c
SHA1

d2a44a0cd07bc0c5d81fc0d056d6d45d200896ed
SHA256

955705c8c7188d06af16849e5cc3ceae79ea5d0808cc2851630a54d54bbc01f2
SHA512

915b9135da230ec8d3016ba83bd7102b3f8cb13050189a176f8d4d50363f13584fb971226458bc493cd2df27723c8ab7273effab7d6c6e14d49e735d24d7fac8
SSDEEP

768:fThBSJtwQegACHpCygw5eKeK/B/viiTRvTkujLWf2UEHzDSZA7yM5jt/BJE4lV:7SCQeLCHpCyNV9ZTRbkuOQzyMVt/blV

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2396	2416	WerFault.exe	28

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 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2028 wrote to memory of 2416	2028	rundll32.exe	28
PID 2416 wrote to memory of 2396	2416	rundll32.exe	29
PID 2416 wrote to memory of 2396	2416	rundll32.exe	29
PID 2416 wrote to memory of 2396	2416	rundll32.exe	29
PID 2416 wrote to memory of 2396	2416	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserMgr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserMgr.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 248
    3⤵
    - Program crash
    PID:2396

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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