40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f

Analysis

max time kernel
146s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
12/11/2023, 20:54

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General

Target

40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe
Size

2.7MB
MD5

5b6076f3b4a44a55add3e49fac2e044c
SHA1

1f902f38c56117650278170d41c23a100cec183f
SHA256

40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f
SHA512

670117734c99013d8b736e4effad212c6fda19370796ec83e7bc0e2b6dc96d3e84bfef6639faed16ad2c0f33d2409c97fb45d4effd9ea5056084eecd326db68e
SSDEEP

49152:zPE6vXDUOYQMqclLy0wsXuhXabboP4AuQDAknmCwlzI8nd3yw+AZ/WY4N2WwW/KX:LFvXfMFLySXuhXa/oP4AuYAknmCMI4ys

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0008000000022cc9-1.dat	acprotect
behavioral2/files/0x0008000000022cc9-9.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3532	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3532-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/files/0x0008000000022cc9-1.dat	upx
behavioral2/memory/3532-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/files/0x0008000000022cc9-9.dat	upx
behavioral2/memory/3532-15-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3532-17-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3680	3532	WerFault.exe	14
3124	3532	WerFault.exe	14

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3532	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe
3532	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3532	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3532	40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe

C:\Users\Admin\AppData\Local\Temp\40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe
"C:\Users\Admin\AppData\Local\Temp\40dedd2fe47c202bfd3323609373d86d0ea3ae1bdd3ff89c04e90059bd86dc7f.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 712
  2⤵
  - Program crash
  PID:3680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 1132
  2⤵
  - Program crash
  PID:3124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3532 -ip 3532
1⤵
PID:1280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3532 -ip 3532
1⤵
PID:4572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/3532-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3532-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3532-5-0x0000000000D70000-0x0000000001018000-memory.dmp

Filesize
2.7MB

Download
memory/3532-8-0x0000000000D70000-0x0000000001018000-memory.dmp

Filesize
2.7MB

Download
memory/3532-13-0x0000000000D70000-0x0000000001018000-memory.dmp

Filesize
2.7MB

Download
memory/3532-15-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3532-17-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download