92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a

Analysis

max time kernel
91s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 12:22

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General

Target

92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
Size

816KB
MD5

8d15cba27bb6751692976a985da607c0
SHA1

31dac344f590bbb0291e4fd650556915e38bb92d
SHA256

92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a
SHA512

a6f0b9f3cd846f65fcd2bea9adfc70a4962b0e734b8d24bb100dcb45d67eea584a04ecfd2f9e2e4c28dc2ba22045b7be1e698593b6bcbf08ddb50dee419c1dfc
SSDEEP

12288:4jCNHpjWI/kx+2QY8+yAaOZQelv8oWaFHcqgDon45EV:4GHc4/aZQcWalcqRn4q

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2868	svcr.exe
4660	svcr.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}	svcr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}\StubPath = "C:\\windows\\svcr.exe"	svcr.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\svcr.exe"	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\svcr.exe"	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1616-132-0x0000000000400000-0x00000000008B7000-memory.dmp	autoit_exe
behavioral2/memory/1616-138-0x0000000000400000-0x00000000008B7000-memory.dmp	autoit_exe
behavioral2/memory/2868-145-0x0000000000400000-0x00000000008B7000-memory.dmp	autoit_exe
behavioral2/memory/2868-152-0x0000000000400000-0x00000000008B7000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1616 set thread context of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 2868 set thread context of 4660	2868	svcr.exe	82

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svcr.exe	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
File created	C:\Windows\svcr.exe	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4892	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
4892	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
4660	svcr.exe
4660	svcr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4660	svcr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 1616 wrote to memory of 4892	1616	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	80
PID 4892 wrote to memory of 2868	4892	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	81
PID 4892 wrote to memory of 2868	4892	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	81
PID 4892 wrote to memory of 2868	4892	92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe	81
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 2868 wrote to memory of 4660	2868	svcr.exe	82
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42
PID 4660 wrote to memory of 2056	4660	svcr.exe	42

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2056
- C:\Users\Admin\AppData\Local\Temp\92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
  "C:\Users\Admin\AppData\Local\Temp\92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1616
- - C:\Users\Admin\AppData\Local\Temp\92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe
    "C:\Users\Admin\AppData\Local\Temp\92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe"
    3⤵
    - Checks computer location settings
    - Adds Run key to start application
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4892
  - - C:\Windows\svcr.exe
      "C:\Windows\svcr.exe" "C:\Users\Admin\AppData\Local\Temp\92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:2868
    - - C:\Windows\svcr.exe
        
        "C:\Windows\svcr.exe"
        5⤵
        Executes dropped EXE
        Modifies Installed Components in the registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:4660

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\svcr.exe

Filesize
816KB

MD5
8d15cba27bb6751692976a985da607c0

SHA1
31dac344f590bbb0291e4fd650556915e38bb92d

SHA256
92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a

SHA512
a6f0b9f3cd846f65fcd2bea9adfc70a4962b0e734b8d24bb100dcb45d67eea584a04ecfd2f9e2e4c28dc2ba22045b7be1e698593b6bcbf08ddb50dee419c1dfc

Download Submit
C:\Windows\svcr.exe

Filesize
816KB

MD5
8d15cba27bb6751692976a985da607c0

SHA1
31dac344f590bbb0291e4fd650556915e38bb92d

SHA256
92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a

SHA512
a6f0b9f3cd846f65fcd2bea9adfc70a4962b0e734b8d24bb100dcb45d67eea584a04ecfd2f9e2e4c28dc2ba22045b7be1e698593b6bcbf08ddb50dee419c1dfc

Download Submit
C:\Windows\svcr.exe

Filesize
816KB

MD5
8d15cba27bb6751692976a985da607c0

SHA1
31dac344f590bbb0291e4fd650556915e38bb92d

SHA256
92aa36213b208ea7f1a4328e300592f32aa3ee49b58107be756930486040891a

SHA512
a6f0b9f3cd846f65fcd2bea9adfc70a4962b0e734b8d24bb100dcb45d67eea584a04ecfd2f9e2e4c28dc2ba22045b7be1e698593b6bcbf08ddb50dee419c1dfc

Download Submit
memory/1616-133-0x00000000032C0000-0x00000000033B0000-memory.dmp

Filesize
960KB

Download
memory/1616-132-0x0000000000400000-0x00000000008B7000-memory.dmp

Filesize
4.7MB

Download
memory/1616-138-0x0000000000400000-0x00000000008B7000-memory.dmp

Filesize
4.7MB

Download
memory/2868-145-0x0000000000400000-0x00000000008B7000-memory.dmp

Filesize
4.7MB

Download
memory/2868-144-0x0000000002B90000-0x0000000002C80000-memory.dmp

Filesize
960KB

Download
memory/2868-152-0x0000000000400000-0x00000000008B7000-memory.dmp

Filesize
4.7MB

Download
memory/4660-153-0x0000000010410000-0x000000001042E000-memory.dmp

Filesize
120KB

Download
memory/4660-160-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4892-139-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4892-143-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4892-137-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4892-135-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download