52a3e7f0c298bd3fac67f953c5528ef41060e708a336c9f3c9c5e6e347ff3f00

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 19:56

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General

Target

$PLUGINSDIR/tcjngvzun.dll
Size

156KB
MD5

5b93103b861e156f69643e0c7ac84017
SHA1

5050ab7ffbf02899505ae533b8879d3db076d3d4
SHA256

fe4ef7dd57a355df3cf0bf52fb3d0409e4370178a507639fc0ea179cc4ea6843
SHA512

91484cbc4bcbff8e00ec20ce4fa54c1affc07c6889ad52246f7f1d7a2700c1a59b4c38cff2a16464b2403a610112f2ff488a6a52eb2756917d0bdbc96c5e664d
SSDEEP

3072:eQqOWJi1e6eUopxXEn29mESRkZkG/5UupblPtiSqxMUF2oLDlBYWpxa:L8KUX8EtN06UAofY

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1912	3056	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 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3052 wrote to memory of 3056	3052	rundll32.exe	30
PID 3056 wrote to memory of 1912	3056	rundll32.exe	31
PID 3056 wrote to memory of 1912	3056	rundll32.exe	31
PID 3056 wrote to memory of 1912	3056	rundll32.exe	31
PID 3056 wrote to memory of 1912	3056	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\tcjngvzun.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\tcjngvzun.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 244
    3⤵
    - Program crash
    PID:1912

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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