7fb76cbc560551518f1ed1c77b4e930b6faff77f63815f0090712eb644d87fe0

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 15:50

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General

Target
$PLUGINSDIR/System.dll
Size 11KB
Sample240826-taaetstbpp
SHA256 7e75f148920db6300dad5a1c12fd5d6eecc95698a310a01311181bc98a704d55
MD5 c61501f07cf09bcfcdfe4cc8a1ebbbe3
SHA1 e8581b4359651b857646ae727efaaef372daa0fc
SHA512 9837abe7ec3fa0f1f5193968d12b7ca1893e34eddf628db1f7ab6715b4de339231f0ec1b5f0f86c767f5a30c40da5c4a95e99deedd22eece93cb0d00539aad24
SSDEEP 192:Kk09rQDenC9VrcK7REgSWOprANupQYLRszDDH/d9CWlXo7U6Wxf:Kk0JQEaVAK7R9SfpjpQYLRszfH/d9CWv
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	2348	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 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 2348 wrote to memory of 2096	2348	rundll32.exe	32
PID 2348 wrote to memory of 2096	2348	rundll32.exe	32
PID 2348 wrote to memory of 2096	2348	rundll32.exe	32
PID 2348 wrote to memory of 2096	2348	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 220
    3⤵
    - Program crash
    PID:2096

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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