ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa

Analysis

max time kernel
150s
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
11/04/2024, 04:50

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General

Target

ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe
Size

3.2MB
MD5

f2fef18d25ea92bda0d5be5376ccc84e
SHA1

a5e84bbebdc8cc93908c877383041547479a0ed4
SHA256

ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa
SHA512

f2dc16279bd62cac5e8c4277a41570d0e98e8877cc46d9da11ea3cc6838c094336401b1e2e04dfa86899da11185566bc0003176c58c894d35bc5855a0bbf16ce
SSDEEP

49152:fefeDfmf9ZDwn4oXI7b32Xyyn9EZGNJbe0jLsCr+O65WsChLRa5LsC1m:fSXwfIHGXVn9EZq1eqcOWyRKG

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x000f00000002313f-1.dat	UPX
behavioral2/memory/1688-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/1688-16-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000f00000002313f-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1688	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000f00000002313f-1.dat	upx
behavioral2/memory/1688-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1688-16-0x0000000010000000-0x0000000010030000-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:	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	\??\c:\program files\common files\system\symsrv.dll.000	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe
File created	C:\Program Files\Common Files\System\symsrv.dll	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1688	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe
1688	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1688	ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe

C:\Users\Admin\AppData\Local\Temp\ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe
"C:\Users\Admin\AppData\Local\Temp\ff461da191ae491da92a1fa5f1024498da378b5c97de64e83a3393b6b6b887fa.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1688

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
memory/1688-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1688-11-0x00000000768C0000-0x0000000076923000-memory.dmp

Filesize
396KB

Download
memory/1688-12-0x00000000768C0000-0x0000000076923000-memory.dmp

Filesize
396KB

Download
memory/1688-15-0x0000000000400000-0x0000000000732000-memory.dmp

Filesize
3.2MB

Download
memory/1688-16-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1688-17-0x00000000768C0000-0x0000000076923000-memory.dmp

Filesize
396KB

Download