a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e

Analysis

max time kernel
134s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 18:28

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General

Target

a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe
Size

2.7MB
MD5

e41419cfa572b6821a5c9c42de42110d
SHA1

c108ec32b6e7589943774d19b6f0aaefae6c544f
SHA256

a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e
SHA512

f3d28324ab339e07ffa5d157ea61609b1de6714b5bb7f2f33215c9e8b325b3d30777f9cba797fae113ceaff62b8245cd7e8aadd9e45da5cfa50f12949866e647
SSDEEP

49152:Flks4A6lVLX6Sc60FNUFFIIsTp69FlNN7boAvH6u//zHEwhXPwMQ9i9ZMW/KMZK2:/n6r6+0FUFIIsTY9Fl/7boAi+gwZPwMJ

Score

8^/10

persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000900000002359f-1.dat	acprotect

Loads dropped DLL 5 IoCs

pid	Process
3224	a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe
868	WerFault.exe
1384	WerFault.exe
4936	WerFault.exe
2688	WerFault.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3224-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/files/0x000900000002359f-1.dat	upx
behavioral2/memory/3224-13-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1384	3224	WerFault.exe	89
2688	3224	WerFault.exe	89

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3224	a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe
3224	a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3224	a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3224	a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe

C:\Users\Admin\AppData\Local\Temp\a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe
"C:\Users\Admin\AppData\Local\Temp\a9f03f38400b5a26adb37952051d2babd13522943cab797ab3b2bc3786b7367e.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3224
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3224 -s 820
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:1384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3224 -s 828
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:2688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3224 -ip 3224
1⤵
- Loads dropped DLL
PID:868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3224 -ip 3224
1⤵
- Loads dropped DLL
PID:4936

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4108,i,12594301322143882025,16832588342008839449,262144 --variations-seed-version --mojo-platform-channel-handle=4028 /prefetch:8
1⤵
PID:5060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

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/3224-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3224-6-0x00000000009B1000-0x00000000009B2000-memory.dmp

Filesize
4KB

Download
memory/3224-13-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3224-11-0x00000000009B0000-0x0000000000C58000-memory.dmp

Filesize
2.7MB

Download