a8cadacdc044a5e4138f19f5726562160244e2ced4c78b44d8b5991d12bb8b2a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21/11/2024, 20:10

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General

Target

anvnzaoum.exe
Size

49KB
MD5

ad7b04bf79722139410e67334277fb3b
SHA1

df89d32ebf661b167032342db2a99d9d71279cf0
SHA256

75f11c547a4b59ce61b7b920bffabe67c0b0fc763b9e85e3db385c8c7207c2bb
SHA512

457e541e5d474441038af606b408af5a70f6bae6f87bbe4ab5d8b5ab753793c72c5ae742647d3c27b17070057319ec435fabe1218acbe49be315def29685610f
SSDEEP

1536:cjjouox7Qn6FqDL4CMY+GsWNMr/5PP+5w:0jos6CL4C2WA4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	2280	WerFault.exe	29

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	anvnzaoum.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2108	2280	anvnzaoum.exe	31
PID 2280 wrote to memory of 2108	2280	anvnzaoum.exe	31
PID 2280 wrote to memory of 2108	2280	anvnzaoum.exe	31
PID 2280 wrote to memory of 2108	2280	anvnzaoum.exe	31

C:\Users\Admin\AppData\Local\Temp\anvnzaoum.exe
"C:\Users\Admin\AppData\Local\Temp\anvnzaoum.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 204
  2⤵
  - Program crash
  PID:2108

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

Windows 7 deprecation

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