bfe30dbf14be8059ded251ef8505784288bc84bff7a8817e496388090bc3841d

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 03:16

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General

Target

8b41570d02a0a6ae998834e0ad4faec8.exe
Size

3.3MB
MD5

8b41570d02a0a6ae998834e0ad4faec8
SHA1

dcc3100e3b3dcbfd32a12413a9c29271316d8849
SHA256

bfe30dbf14be8059ded251ef8505784288bc84bff7a8817e496388090bc3841d
SHA512

f148958251e920ce3ef5ca4bb13f0868116358ffd78e607f4eab9e458235c5be167373858b79be6242241bb6cd035e4e873863b7e46fa4dc0f3207df86b3f503
SSDEEP

98304:/Qq9GOfbVzES6BZNjFrcQ056/M/Cu1mTQMgNomHg1kac:/vG+2SGZNjuQAoYWIu

Score

8^/10

evasion upx

Malware Config

Signatures

Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4292-0-0x0000000000400000-0x0000000000E66000-memory.dmp	upx
behavioral2/memory/4292-2-0x0000000000400000-0x0000000000E66000-memory.dmp	upx
behavioral2/memory/4292-4-0x0000000000400000-0x0000000000E66000-memory.dmp	upx

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4684	sc.exe
1128	sc.exe

Runs net.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4292	8b41570d02a0a6ae998834e0ad4faec8.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 1652	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	92
PID 4292 wrote to memory of 1652	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	92
PID 4292 wrote to memory of 1652	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	92
PID 4292 wrote to memory of 3960	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	87
PID 4292 wrote to memory of 3960	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	87
PID 4292 wrote to memory of 3960	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	87
PID 4292 wrote to memory of 4684	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	85
PID 4292 wrote to memory of 4684	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	85
PID 4292 wrote to memory of 4684	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	85
PID 4292 wrote to memory of 1128	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	86
PID 4292 wrote to memory of 1128	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	86
PID 4292 wrote to memory of 1128	4292	8b41570d02a0a6ae998834e0ad4faec8.exe	86
PID 1652 wrote to memory of 3772	1652	net.exe	94
PID 1652 wrote to memory of 3772	1652	net.exe	94
PID 1652 wrote to memory of 3772	1652	net.exe	94
PID 3960 wrote to memory of 4524	3960	net.exe	93
PID 3960 wrote to memory of 4524	3960	net.exe	93
PID 3960 wrote to memory of 4524	3960	net.exe	93

C:\Users\Admin\AppData\Local\Temp\8b41570d02a0a6ae998834e0ad4faec8.exe
"C:\Users\Admin\AppData\Local\Temp\8b41570d02a0a6ae998834e0ad4faec8.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:4292
- C:\Windows\SysWOW64\sc.exe
  sc stop GbpSv
  2⤵
  - Launches sc.exe
  PID:4684
- C:\Windows\SysWOW64\sc.exe
  sc config GbpSv start= disabled
  2⤵
  - Launches sc.exe
  PID:1128
- C:\Windows\SysWOW64\net.exe
  net stop GbpSv
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3960
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop GbpSv
    3⤵
    PID:4524
- C:\Windows\SysWOW64\net.exe
  net start GbpSv
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1652
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start GbpSv
    3⤵
    PID:3772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

memory/4292-0-0x0000000000400000-0x0000000000E66000-memory.dmp

Filesize
10.4MB

Download
memory/4292-1-0x0000000002E30000-0x0000000002E31000-memory.dmp

Filesize
4KB

Download
memory/4292-2-0x0000000000400000-0x0000000000E66000-memory.dmp

Filesize
10.4MB

Download
memory/4292-4-0x0000000000400000-0x0000000000E66000-memory.dmp

Filesize
10.4MB

Download
memory/4292-5-0x0000000002E30000-0x0000000002E31000-memory.dmp

Filesize
4KB

Download