3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387

Analysis

max time kernel
145s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 12:45

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General

Target

3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387.exe
Size

287KB
MD5

1de81a960fff2dbf58c24ac3bf647683
SHA1

6308757d577d4558bb43ba874097baa4f4616ed2
SHA256

3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387
SHA512

d23aca64eb8ceee618b8a8a92da33f466c6d19d8123a052eedd457c2a64641f13010b8ab2488939a5ad8021e469b39b2ea966d0efc09912a7109ba42767d42f5
SSDEEP

6144:1juN9afTJ1kHnuyXTZBB+R8WpMBV+UdvrEFp7hKAFZ:1juN9abJauyXTvB+R8WiBjvrEH7nFZ

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/0x000200000001fafe-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1960	3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000200000001fafe-1.dat	upx
behavioral2/memory/1960-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1960-8-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1960	3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387.exe

C:\Users\Admin\AppData\Local\Temp\3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387.exe
"C:\Users\Admin\AppData\Local\Temp\3fd63cdeb3b2a6fd418474c362032e56743f0cf0b7bfdbe79ba75ba770216387.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1960

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/1960-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1960-6-0x00000000009D0000-0x0000000000A07000-memory.dmp

Filesize
220KB

Download
memory/1960-8-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1960-7-0x00000000009D0000-0x0000000000A07000-memory.dmp

Filesize
220KB

Download
memory/1960-5-0x00000000009D0000-0x0000000000A07000-memory.dmp

Filesize
220KB

Download