a3a264617e3ef583f7a8e9747ad08da7c5e831ee25eb597543512ae32ddf628c

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 01:49

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General

Target

_testcapi.dll
Size

89KB
MD5

323593fe59435711a811ac04e6c54bc2
SHA1

a1d08ba0d9e0912ff52bfaf3f86994d0bd698cc5
SHA256

658cf91d8a9d1725b3f003ba3d11b92fa4eb20805502a949934c3f49abca26cd
SHA512

3d9233ee6bf0f3eb59f852645b40b5bd2fd74140b0dd2b921d092ec467307560196a0ebf260cc02bda12ef46223cfe295868525d896e9015369faf84f224d122
SSDEEP

1536:rhdq6KtGglLp9Opdj7WwfeyQk0QKkra5PvL5Ihjw+ma61xoyT:rv/KtrlLDC7QyQk0QKkrwPj5Ihjw+mXT

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1596	1472	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 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 2088 wrote to memory of 1472	2088	rundll32.exe	30
PID 1472 wrote to memory of 1596	1472	rundll32.exe	31
PID 1472 wrote to memory of 1596	1472	rundll32.exe	31
PID 1472 wrote to memory of 1596	1472	rundll32.exe	31
PID 1472 wrote to memory of 1596	1472	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\_testcapi.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\_testcapi.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1472
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 224
    3⤵
    - Program crash
    PID:1596

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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