179b98e2cb16a094755f853ae892b47948a8b6a83e7ca050d520e113ff180b2f

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2023, 10:22

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General

Target

tmpws5_15mx.exe
Size

1.0MB
MD5

5cc392e63c3dc70a7c7f4df36b2e8766
SHA1

b22002653deb3a96c5254fb9eb24f2b3c631471a
SHA256

179b98e2cb16a094755f853ae892b47948a8b6a83e7ca050d520e113ff180b2f
SHA512

7f9d5794c98c720f1797ccad7bde2ece513576676edd1aef4ed2bd6cf6ca0eb846d98d2dd404564d7a6b3a21484d314ecf0b01af103166e5a908ff59bff0507f
SSDEEP

24576:x41pyeFLdKeWjA1v+rArY/GRyaYNPZkfJFjm/97b:/udKeWWoAUOwaYNPZoJ6

Score

7^/10

Malware Config

Signatures

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	tmpws5_15mx.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4860 set thread context of 3312	4860	tmpws5_15mx.exe	96
PID 3312 set thread context of 3128	3312	RegSvcs.exe	44
PID 4708 set thread context of 3128	4708	msdt.exe	44

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4124	3760	WerFault.exe	98

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
524	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msdt.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
4860	tmpws5_15mx.exe
4860	tmpws5_15mx.exe
4032	powershell.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
4032	powershell.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3128	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3312	RegSvcs.exe
3312	RegSvcs.exe
3312	RegSvcs.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe
4708	msdt.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	4860	tmpws5_15mx.exe
Token: SeDebugPrivilege	4032	powershell.exe
Token: SeDebugPrivilege	3312	RegSvcs.exe
Token: SeDebugPrivilege	4708	msdt.exe
Token: SeShutdownPrivilege	3128	Explorer.EXE
Token: SeCreatePagefilePrivilege	3128	Explorer.EXE
Token: SeShutdownPrivilege	3128	Explorer.EXE
Token: SeCreatePagefilePrivilege	3128	Explorer.EXE
Token: SeShutdownPrivilege	3128	Explorer.EXE
Token: SeCreatePagefilePrivilege	3128	Explorer.EXE
Token: SeShutdownPrivilege	3128	Explorer.EXE
Token: SeCreatePagefilePrivilege	3128	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4860 wrote to memory of 4032	4860	tmpws5_15mx.exe	92
PID 4860 wrote to memory of 4032	4860	tmpws5_15mx.exe	92
PID 4860 wrote to memory of 4032	4860	tmpws5_15mx.exe	92
PID 4860 wrote to memory of 524	4860	tmpws5_15mx.exe	94
PID 4860 wrote to memory of 524	4860	tmpws5_15mx.exe	94
PID 4860 wrote to memory of 524	4860	tmpws5_15mx.exe	94
PID 4860 wrote to memory of 3312	4860	tmpws5_15mx.exe	96
PID 4860 wrote to memory of 3312	4860	tmpws5_15mx.exe	96
PID 4860 wrote to memory of 3312	4860	tmpws5_15mx.exe	96
PID 4860 wrote to memory of 3312	4860	tmpws5_15mx.exe	96
PID 4860 wrote to memory of 3312	4860	tmpws5_15mx.exe	96
PID 4860 wrote to memory of 3312	4860	tmpws5_15mx.exe	96
PID 3128 wrote to memory of 4708	3128	Explorer.EXE	97
PID 3128 wrote to memory of 4708	3128	Explorer.EXE	97
PID 3128 wrote to memory of 4708	3128	Explorer.EXE	97
PID 4708 wrote to memory of 3760	4708	msdt.exe	98
PID 4708 wrote to memory of 3760	4708	msdt.exe	98
PID 4708 wrote to memory of 3760	4708	msdt.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3128
- C:\Users\Admin\AppData\Local\Temp\tmpws5_15mx.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpws5_15mx.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4860
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\veFVEmuTYkjoV.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4032
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\veFVEmuTYkjoV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3865.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:524
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3312
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4708
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3760
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3760 -s 148
      4⤵
      Program crash
      PID:4124

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 480 -p 3760 -ip 3760
1⤵
PID:2396

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

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:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ditbb1va.sr4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3865.tmp

Filesize
1KB

MD5
13623f68878841ad5d41a267e478c2b2

SHA1
6d5ec2ba482a6b3f71090808ef7b1b9545d8d103

SHA256
d982422ad5fa626b4c68898646e37334ee8b62c0334a6b6e19dc5cbb2ae39d7f

SHA512
9bbc14fec698ca711a2eb84d8e1b5be5bbd27c966f2e86f04725ca6e6a806a57c70bb9b898285ff18d494294b02e85ef756cb0beb340353ca5c86f94abda27bc

Download Submit
memory/3128-216-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-215-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-223-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-222-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-221-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-220-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-226-0x0000000001460000-0x0000000001462000-memory.dmp

Filesize
8KB

Download
memory/3128-219-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-218-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-227-0x0000000001470000-0x000000000147A000-memory.dmp

Filesize
40KB

Download
memory/3128-224-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-198-0x0000000008A20000-0x0000000008AE6000-memory.dmp

Filesize
792KB

Download
memory/3128-217-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-211-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-214-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-213-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-212-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-210-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-209-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/3128-201-0x0000000008A20000-0x0000000008AE6000-memory.dmp

Filesize
792KB

Download
memory/3128-168-0x0000000008960000-0x0000000008A1A000-memory.dmp

Filesize
744KB

Download
memory/3128-197-0x0000000008A20000-0x0000000008AE6000-memory.dmp

Filesize
792KB

Download
memory/3312-161-0x0000000001730000-0x0000000001A7A000-memory.dmp

Filesize
3.3MB

Download
memory/3312-167-0x0000000001B80000-0x0000000001B90000-memory.dmp

Filesize
64KB

Download
memory/3312-146-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3312-163-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3312-165-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4032-147-0x00000000055B0000-0x0000000005BD8000-memory.dmp

Filesize
6.2MB

Download
memory/4032-183-0x0000000007790000-0x00000000077AA000-memory.dmp

Filesize
104KB

Download
memory/4032-186-0x0000000007800000-0x000000000780A000-memory.dmp

Filesize
40KB

Download
memory/4032-144-0x0000000004EE0000-0x0000000004F16000-memory.dmp

Filesize
216KB

Download
memory/4032-188-0x0000000007A10000-0x0000000007AA6000-memory.dmp

Filesize
600KB

Download
memory/4032-181-0x0000000006A30000-0x0000000006A4E000-memory.dmp

Filesize
120KB

Download
memory/4032-171-0x00000000712E0000-0x000000007132C000-memory.dmp

Filesize
304KB

Download
memory/4032-191-0x00000000079C0000-0x00000000079CE000-memory.dmp

Filesize
56KB

Download
memory/4032-192-0x0000000007AD0000-0x0000000007AEA000-memory.dmp

Filesize
104KB

Download
memory/4032-193-0x0000000007AB0000-0x0000000007AB8000-memory.dmp

Filesize
32KB

Download
memory/4032-149-0x0000000005500000-0x0000000005522000-memory.dmp

Filesize
136KB

Download
memory/4032-170-0x0000000006A50000-0x0000000006A82000-memory.dmp

Filesize
200KB

Download
memory/4032-169-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/4032-150-0x0000000005C90000-0x0000000005CF6000-memory.dmp

Filesize
408KB

Download
memory/4032-166-0x0000000006490000-0x00000000064AE000-memory.dmp

Filesize
120KB

Download
memory/4032-184-0x000000007F8D0000-0x000000007F8E0000-memory.dmp

Filesize
64KB

Download
memory/4032-164-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/4032-182-0x0000000007DE0000-0x000000000845A000-memory.dmp

Filesize
6.5MB

Download
memory/4032-162-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download
memory/4032-151-0x0000000005E00000-0x0000000005E66000-memory.dmp

Filesize
408KB

Download
memory/4708-185-0x00000000005F0000-0x0000000000647000-memory.dmp

Filesize
348KB

Download
memory/4708-196-0x0000000002400000-0x000000000248F000-memory.dmp

Filesize
572KB

Download
memory/4708-190-0x0000000002850000-0x0000000002B9A000-memory.dmp

Filesize
3.3MB

Download
memory/4708-189-0x00000000004E0000-0x000000000050D000-memory.dmp

Filesize
180KB

Download
memory/4708-187-0x00000000005F0000-0x0000000000647000-memory.dmp

Filesize
348KB

Download
memory/4860-133-0x0000000000700000-0x0000000000814000-memory.dmp

Filesize
1.1MB

Download
memory/4860-139-0x000000000A4F0000-0x000000000A58C000-memory.dmp

Filesize
624KB

Download
memory/4860-138-0x0000000007810000-0x0000000007820000-memory.dmp

Filesize
64KB

Download
memory/4860-137-0x0000000007670000-0x000000000767A000-memory.dmp

Filesize
40KB

Download
memory/4860-136-0x0000000007810000-0x0000000007820000-memory.dmp

Filesize
64KB

Download
memory/4860-135-0x0000000007690000-0x0000000007722000-memory.dmp

Filesize
584KB

Download
memory/4860-134-0x0000000007BA0000-0x0000000008144000-memory.dmp

Filesize
5.6MB

Download