11ff52baee11330a7e323810621924871f0939195436f5834c45aab8749f75c1

Analysis

max time kernel
94s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 04:19

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General

Target

Scans43.scr
Size

907KB
MD5

80c96b710a809cd0dc5d71ced520e343
SHA1

e628c2f5ca249987a860df0a5bd9225aff1f9553
SHA256

b38eb05b2bb722b2e9e4b6032645d07524da27629167578426918468aebf3d21
SHA512

0e7520e98435f96c4a3fee921d8468d1747308671911dfb6c9150acf978d6791e46831b1259d1a7a6bf1c3747836d79f8930931d2833f4554e5a84f7bb6f12f9
SSDEEP

12288:gb/bnp62fDpd0CsgoiLxgfGBQg4pHxR/76W6hiAomLGorkvzyv9o8UR7etQr7TCn:gb/bnoA3lsEQGrA/7B85qWkzG8r7HqN

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4952	Scans43.scr

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
1524	4952	WerFault.exe	79

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 924	4952	Scans43.scr	83
PID 4952 wrote to memory of 924	4952	Scans43.scr	83
PID 4952 wrote to memory of 924	4952	Scans43.scr	83

C:\Users\Admin\AppData\Local\Temp\Scans43.scr
"C:\Users\Admin\AppData\Local\Temp\Scans43.scr" /S
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4952
- C:\Users\Admin\AppData\Local\Temp\Scans43.scr
  "C:\Users\Admin\AppData\Local\Temp\Scans43.scr" /S
  2⤵
  PID:924
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 924
  2⤵
  - Program crash
  PID:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4952 -ip 4952
1⤵
PID:4788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsr4B05.tmp\System.dll

Filesize
11KB

MD5
55a26d7800446f1373056064c64c3ce8

SHA1
80256857e9a0a9c8897923b717f3435295a76002

SHA256
904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

SHA512
04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

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