5f20af1d782468507417d0785826b1f064fadba88ed1691e2def269922ace56b

Analysis

max time kernel
142s
max time network
127s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-08-2024 21:43

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

6KB
MD5

7f780de67db61a924bebc0cafaded3ad
SHA1

3ac359dce08ceff16e4214fe45d83fdc8e3f2e1a
SHA256

9931a2f8bb44b92ff26062b99cbb6e41ed1cfad65079dec5d6d9c006223bd121
SHA512

8378f04b6f5085e887ed46874414e5681f0ecb6889dbaa25eb78f75112d4be603aef8dec6a2a81857a19978f6ccf07d65d566ff3f0943da809de22599ffdd8f2
SSDEEP

48:6qX08pwehWTmk61T+8tH1GNO/icjsgnFp8hKAYKFaLDzzDz/xRe2v1e:GkwehWn6086+sgnchKAYKFafzf60

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1940	3036	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 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3032 wrote to memory of 3036	3032	rundll32.exe	30
PID 3036 wrote to memory of 1940	3036	rundll32.exe	31
PID 3036 wrote to memory of 1940	3036	rundll32.exe	31
PID 3036 wrote to memory of 1940	3036	rundll32.exe	31
PID 3036 wrote to memory of 1940	3036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 224
    3⤵
    - Program crash
    PID:1940

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

Replay Monitor

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Downloads

memory/3036-0-0x0000000065180000-0x0000000065188000-memory.dmp

Filesize
32KB

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