0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c

Analysis

max time kernel
135s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 01:03

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General

Target
0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe
Size 539KB
Sample240821-bevbpasdqb
SHA256 0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c
MD5 7b44bcbc214c78715d0f590b1635dfa9
SHA1 ede3e1794545f9039260be883334a70e245abd38
SHA512 7b8ffec18a6ba1034d9438ee1947c08321486da7e89a949bdca19ce43a6756af675db673981bed4fe9808a0f12ef52c6d26956164f4bcb1bdeba7b6b97661cea
SSDEEP 12288:oHANG3RciXGMbmAumsfKRsOB0IcvnO1gq6NgXH:oHxc2mVfV5IcvnO1R+g3
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4972	0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4964	4972	WerFault.exe	90

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	0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 1312	4972	0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe	91
PID 4972 wrote to memory of 1312	4972	0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe	91
PID 4972 wrote to memory of 1312	4972	0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe	91

C:\Users\Admin\AppData\Local\Temp\0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe
"C:\Users\Admin\AppData\Local\Temp\0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Users\Admin\AppData\Local\Temp\0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe
  "C:\Users\Admin\AppData\Local\Temp\0a01299cae838e8920ce78f846e94890d3a08619316aacfe34f9deb0b364d69c.exe"
  2⤵
  PID:1312
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 932
  2⤵
  - Program crash
  PID:4964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4972 -ip 4972
1⤵
PID:3500

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4360,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=1296 /prefetch:8
1⤵
PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

fzltxxnfffs.dll

Path C:\Users\Admin\AppData\Local\Temp\nsh4A35.tmp\fzltxxnfffs.dll
Size 194KB
SHA256 2b1efdc452245df048688e006a8d7c103e5ec369cab07125060161752ea6d8b6
MD5 c1ee8fc3cb583c07338524ac89801344
SHA1 041872fd3d00b10c7983f641be1e579bb709e6b7
SHA512 bd59b363d5c6e01a5f92e17f3c8c86eda4793a7ca53fa062aa80632fdb2130df527991ceb3ac6f73edd09e22a8e71968d0b7ad6e50fb7a7f2f9ed417f82f0190
SSDEEP 6144:ZUtJEr7mQNzZ/vDXqxnfNahvFp1cck4X3rm6v:ZnCYFD6TG9pjni6v
MD5 SHA1 SHA512 SSDEEP

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memory/4972-10-0x00000000000A0000-0x00000000001A0000-memory.dmp

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