9eb4fa68e9d7310165f1ddeeecac888d62533ee6f1fe5637d212eb5b04e173ef

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 09:01

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General

Target

9eb4fa68e9d7310165f1ddeeecac888d62533ee6f1fe5637d212eb5b04e173ef.dll
Size

223KB
MD5

539766c71997250a61ed114739b9cc09
SHA1

5b71160546eb82edbf807065bf200dcef86c51e9
SHA256

9eb4fa68e9d7310165f1ddeeecac888d62533ee6f1fe5637d212eb5b04e173ef
SHA512

8b7e14ec48916720a1446eb26d9ee31505cccb144d7b42fd372e4bbcb57b5e56ca56405f5c0cd66bb9cc8336965438f0e026ec9517dc0147830b06179db8f54d
SSDEEP

3072:6huf5AUWGIcvZAK2agufAnAZdlGZxIOtY81fs2lQBV+UdE+rECWp7hK+m:ZBAUWGxAVagufYLIBV+UdvrEFp7hKL

Score

8^/10

persistence upx

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0008000000022f51-1.dat	acprotect

Loads dropped DLL 4 IoCs

pid	Process
1340	rundll32.exe
1340	rundll32.exe
1388	WerFault.exe
3008	WerFault.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000022f51-1.dat	upx
behavioral2/memory/1340-7-0x00000000010D0000-0x0000000001100000-memory.dmp	upx
behavioral2/memory/1340-8-0x00000000010D0000-0x0000000001100000-memory.dmp	upx
behavioral2/memory/1340-14-0x00000000010D0000-0x0000000001100000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3008	1340	WerFault.exe	83

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1340	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 1340	1616	rundll32.exe	83
PID 1616 wrote to memory of 1340	1616	rundll32.exe	83
PID 1616 wrote to memory of 1340	1616	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9eb4fa68e9d7310165f1ddeeecac888d62533ee6f1fe5637d212eb5b04e173ef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9eb4fa68e9d7310165f1ddeeecac888d62533ee6f1fe5637d212eb5b04e173ef.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 704
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:3008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1340 -ip 1340
1⤵
- Loads dropped DLL
PID:1388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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
memory/1340-6-0x0000000010009000-0x000000001000A000-memory.dmp

Filesize
4KB

Download
memory/1340-7-0x00000000010D0000-0x0000000001100000-memory.dmp

Filesize
192KB

Download
memory/1340-8-0x00000000010D0000-0x0000000001100000-memory.dmp

Filesize
192KB

Download
memory/1340-12-0x0000000010000000-0x0000000010025000-memory.dmp

Filesize
148KB

Download
memory/1340-14-0x00000000010D0000-0x0000000001100000-memory.dmp

Filesize
192KB

Download