94c37902b1cda00a7bf6d6ea23de1873b058987b3927709e1c7cd0f705c36078

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 03:27

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General

Target

94c37902b1cda00a7bf6d6ea23de1873b058987b3927709e1c7cd0f705c36078.dll
Size

76KB
MD5

509f505a1012aed75790be68f09b4a4f
SHA1

78d9c76fa50a5472b8083ccbf6766c502661c536
SHA256

94c37902b1cda00a7bf6d6ea23de1873b058987b3927709e1c7cd0f705c36078
SHA512

f43f7679c476f43fb7fde375894b5aec15891d0b31997a4b040076c3edcba7826b7a91de6d00651734ef00d92914f4d6253aa5815f67bba10946ae803e880c1b
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z5abVu:c8y93KQjy7G55riF1cMo03gM

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3108-0-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/3108-1-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3108-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3108-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3868 3108 WerFault.exe rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 3108 rundll32.exe

pid	pid_target	process	target process
3868	3108	WerFault.exe	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	3108	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3064 wrote to memory of 3108	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 3108	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 3108	3064	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94c37902b1cda00a7bf6d6ea23de1873b058987b3927709e1c7cd0f705c36078.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3064

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94c37902b1cda00a7bf6d6ea23de1873b058987b3927709e1c7cd0f705c36078.dll,#1
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 668
3⤵
- Program crash
PID:3868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3108 -ip 3108
1⤵
PID:4160

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 --no-appcompat-clear --mojo-platform-channel-handle=4068 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
1⤵
PID:2696

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

memory/3108-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3108-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download