129858d6b84c33ddb57b913f236d6e3e4e282233b2724cfc35b381788cc1eba2

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 15:05

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General

Target

zapret-winws/service_create.cmd
Size

439B
MD5

9ad68202b56eda9a58dd27ca81837453
SHA1

4257694d7a5ae28ef13051588ad500dab8468877
SHA256

cd8dd82e233cf00a738f4fb8756df529813279018d11453e9c0f0f7556cdd054
SHA512

ea1f44cfd23ee3ce50defdc3c05116d109a7af1ff6a2f63f74970d199e451bda018bee7b5bff1904d30f7b7fa2ec832f2770c002a14e8f15f8606f76f0f4a74d

Score

8^/10

evasion execution persistence upx

Malware Config

Signatures

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral16/memory/1020-0-0x000007FEF6390000-0x000007FEF66A2000-memory.dmp	upx
behavioral16/memory/1020-3-0x000007FEF6390000-0x000007FEF66A2000-memory.dmp	upx

Launches sc.exe 4 IoCs

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

pid	Process
1892	sc.exe
2912	sc.exe
2284	sc.exe
2788	sc.exe

Runs net.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
472	Process not Found

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	1020	winws.exe
Token: SeBackupPrivilege	1020	winws.exe
Token: SeDebugPrivilege	1020	winws.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2860	1656	cmd.exe	29
PID 1656 wrote to memory of 2860	1656	cmd.exe	29
PID 1656 wrote to memory of 2860	1656	cmd.exe	29
PID 2860 wrote to memory of 2904	2860	net.exe	30
PID 2860 wrote to memory of 2904	2860	net.exe	30
PID 2860 wrote to memory of 2904	2860	net.exe	30
PID 1656 wrote to memory of 2912	1656	cmd.exe	31
PID 1656 wrote to memory of 2912	1656	cmd.exe	31
PID 1656 wrote to memory of 2912	1656	cmd.exe	31
PID 1656 wrote to memory of 1892	1656	cmd.exe	32
PID 1656 wrote to memory of 1892	1656	cmd.exe	32
PID 1656 wrote to memory of 1892	1656	cmd.exe	32
PID 1656 wrote to memory of 2284	1656	cmd.exe	33
PID 1656 wrote to memory of 2284	1656	cmd.exe	33
PID 1656 wrote to memory of 2284	1656	cmd.exe	33
PID 1656 wrote to memory of 2788	1656	cmd.exe	34
PID 1656 wrote to memory of 2788	1656	cmd.exe	34
PID 1656 wrote to memory of 2788	1656	cmd.exe	34

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\zapret-winws\service_create.cmd"
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\system32\net.exe
  net stop winws1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop winws1
    3⤵
    PID:2904
- C:\Windows\system32\sc.exe
  sc delete winws1
  2⤵
  - Launches sc.exe
  PID:2912
- C:\Windows\system32\sc.exe
  sc create winws1 binPath= "\"C:\Users\Admin\AppData\Local\Temp\zapret-winws\winws.exe\" --wf-l3=ipv4,ipv6 --wf-tcp=80,443 --dpi-desync=fake,split --dpi-desync-ttl=7 --dpi-desync-fooling=md5sig" DisplayName= "zapret DPI bypass : winws1" start= auto
  2⤵
  - Launches sc.exe
  PID:1892
- C:\Windows\system32\sc.exe
  sc description winws1 "zapret DPI bypass software"
  2⤵
  - Launches sc.exe
  PID:2284
- C:\Windows\system32\sc.exe
  sc start winws1
  2⤵
  - Launches sc.exe
  PID:2788

C:\Users\Admin\AppData\Local\Temp\zapret-winws\winws.exe
"C:\Users\Admin\AppData\Local\Temp\zapret-winws\winws.exe" --wf-l3=ipv4,ipv6 --wf-tcp=80,443 --dpi-desync=fake,split --dpi-desync-ttl=7 --dpi-desync-fooling=md5sig
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

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/1020-1-0x0000000100400000-0x0000000100446000-memory.dmp

Filesize
280KB

Download
memory/1020-0-0x000007FEF6390000-0x000007FEF66A2000-memory.dmp

Filesize
3.1MB

Download
memory/1020-4-0x0000000062800000-0x0000000062813000-memory.dmp

Filesize
76KB

Download
memory/1020-3-0x000007FEF6390000-0x000007FEF66A2000-memory.dmp

Filesize
3.1MB

Download
memory/1020-2-0x0000000100400000-0x0000000100446000-memory.dmp

Filesize
280KB

Download