4dd0d9ab282ff7a7d89a32c4e751b843a06036968edf465fb260da4bf4f1b5e9

Analysis

max time kernel
80s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 05:34

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General

Target

83528a03d2fe162e0c589bc681f18370N.exe
Size

960KB
MD5

83528a03d2fe162e0c589bc681f18370
SHA1

0ee02dc3d3e15dea32fe6a0ae139c414a85d4b34
SHA256

4dd0d9ab282ff7a7d89a32c4e751b843a06036968edf465fb260da4bf4f1b5e9
SHA512

e04438b71688ab7270edeb3bef2cb884bcc51fb3d3e0659bebc43c8961cf1c2867587454072d43cd746fb84967fc24af73b7e7494d30e3060283c0d05b2e7ce2
SSDEEP

12288:JNnqni3l7MNT7mh3CftnoV1jlDa/ZSt4mv+ni5:JNqni3hMJ0SftnAa/ZSt4mv+ni5

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1068	83528a03d2fe162e0c589bc681f18370N.exe

Executes dropped EXE 1 IoCs

pid	Process
1068	83528a03d2fe162e0c589bc681f18370N.exe

Loads dropped DLL 4 IoCs

pid	Process
2384	83528a03d2fe162e0c589bc681f18370N.exe
1672	WerFault.exe
1672	WerFault.exe
1672	WerFault.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1672	1068	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	83528a03d2fe162e0c589bc681f18370N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83528a03d2fe162e0c589bc681f18370N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2384	83528a03d2fe162e0c589bc681f18370N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1068	83528a03d2fe162e0c589bc681f18370N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1068	2384	83528a03d2fe162e0c589bc681f18370N.exe	31
PID 2384 wrote to memory of 1068	2384	83528a03d2fe162e0c589bc681f18370N.exe	31
PID 2384 wrote to memory of 1068	2384	83528a03d2fe162e0c589bc681f18370N.exe	31
PID 2384 wrote to memory of 1068	2384	83528a03d2fe162e0c589bc681f18370N.exe	31
PID 1068 wrote to memory of 1672	1068	83528a03d2fe162e0c589bc681f18370N.exe	32
PID 1068 wrote to memory of 1672	1068	83528a03d2fe162e0c589bc681f18370N.exe	32
PID 1068 wrote to memory of 1672	1068	83528a03d2fe162e0c589bc681f18370N.exe	32
PID 1068 wrote to memory of 1672	1068	83528a03d2fe162e0c589bc681f18370N.exe	32

C:\Users\Admin\AppData\Local\Temp\83528a03d2fe162e0c589bc681f18370N.exe
"C:\Users\Admin\AppData\Local\Temp\83528a03d2fe162e0c589bc681f18370N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\83528a03d2fe162e0c589bc681f18370N.exe
  C:\Users\Admin\AppData\Local\Temp\83528a03d2fe162e0c589bc681f18370N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:1068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 144
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1672

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

\Users\Admin\AppData\Local\Temp\83528a03d2fe162e0c589bc681f18370N.exe

Filesize
960KB

MD5
6f0e8b952141ed596438528f2db58825

SHA1
b64ebd2566bf5360ba146de640426c10ba3c5859

SHA256
01af61f792e1dac9bb2efd6e87632d238af4624f37081485c28e9a1167bdfc18

SHA512
f5f19503083bd50ae5e7b4bff3f82164276687626f64c5264a738737650a949b1586abbe7f812672de3923c57f450af31eaa83d31284dd49a50305ccdc5e64cc

Download Submit
memory/1068-10-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/1068-11-0x0000000002F20000-0x000000000300F000-memory.dmp

Filesize
956KB

Download
memory/1068-15-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/2384-0-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/2384-7-0x0000000003010000-0x00000000030FF000-memory.dmp

Filesize
956KB

Download
memory/2384-9-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download