44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

Reason

Machine shutdown

General

Target

44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe
Size

26KB
MD5

39b6b24fff9e56ae1fc6131bd1d94e69
SHA1

bf413131c02376d8a42e7a412bccd5e0335b20da
SHA256

44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4
SHA512

8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3
SSDEEP

384:0bixvgtO4tUE06LPCz+Ew39VrBmGmR5uXTW87nG107vJUdObyh5A3G5aAirOpc15:0WxEOoUERi+EsecjjmyWL3AWs6RW

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1200	Au_.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b00000001231c-55.dat	upx
behavioral1/files/0x000b00000001231c-57.dat	upx
behavioral1/memory/1768-58-0x0000000000400000-0x0000000000432000-memory.dmp	upx
behavioral1/files/0x000b00000001231c-62.dat	upx
behavioral1/files/0x000b00000001231c-61.dat	upx
behavioral1/files/0x000b00000001231c-63.dat	upx
behavioral1/files/0x000b00000001231c-64.dat	upx
behavioral1/memory/1200-67-0x0000000000400000-0x0000000000432000-memory.dmp	upx
behavioral1/memory/1200-69-0x0000000000400000-0x0000000000432000-memory.dmp	upx

Loads dropped DLL 4 IoCs

pid	Process
1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe
1200	Au_.exe
1200	Au_.exe
1200	Au_.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1200	Au_.exe
Token: SeRestorePrivilege	1200	Au_.exe
Token: SeBackupPrivilege	1200	Au_.exe
Token: 33	972	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	972	AUDIODG.EXE
Token: 33	972	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	972	AUDIODG.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27
PID 1768 wrote to memory of 1200	1768	44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe	27

C:\Users\Admin\AppData\Local\Temp\44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe
"C:\Users\Admin\AppData\Local\Temp\44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of AdjustPrivilegeToken
  PID:1200

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:516

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x1fc
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:972

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1660

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
26KB

MD5
39b6b24fff9e56ae1fc6131bd1d94e69

SHA1
bf413131c02376d8a42e7a412bccd5e0335b20da

SHA256
44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

SHA512
8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
26KB

MD5
39b6b24fff9e56ae1fc6131bd1d94e69

SHA1
bf413131c02376d8a42e7a412bccd5e0335b20da

SHA256
44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

SHA512
8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
26KB

MD5
39b6b24fff9e56ae1fc6131bd1d94e69

SHA1
bf413131c02376d8a42e7a412bccd5e0335b20da

SHA256
44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

SHA512
8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
26KB

MD5
39b6b24fff9e56ae1fc6131bd1d94e69

SHA1
bf413131c02376d8a42e7a412bccd5e0335b20da

SHA256
44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

SHA512
8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
26KB

MD5
39b6b24fff9e56ae1fc6131bd1d94e69

SHA1
bf413131c02376d8a42e7a412bccd5e0335b20da

SHA256
44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

SHA512
8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
26KB

MD5
39b6b24fff9e56ae1fc6131bd1d94e69

SHA1
bf413131c02376d8a42e7a412bccd5e0335b20da

SHA256
44b2fce71e19743dafc76479e2a5bb51e28edb71d5789d7d532827eae71a36b4

SHA512
8491cf125e3d8d0b76f36465f8c18615895939b99d91b8b90addb563e4dc093309cd2ccd390b7755a6757958632893d4a16f6a3a3277470a289facaee8ed94b3

Download Submit
memory/516-70-0x000007FEFB621000-0x000007FEFB623000-memory.dmp

Filesize
8KB

Download
memory/1200-67-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1200-65-0x00000000002C0000-0x00000000002F2000-memory.dmp

Filesize
200KB

Download
memory/1200-66-0x00000000002C0000-0x00000000002F2000-memory.dmp

Filesize
200KB

Download
memory/1200-68-0x00000000002C0000-0x00000000002CD000-memory.dmp

Filesize
52KB

Download
memory/1200-69-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1768-58-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1768-59-0x0000000000320000-0x0000000000352000-memory.dmp

Filesize
200KB

Download
memory/1768-54-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

Errors