5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
27/01/2024, 12:32

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General

Target

5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69.exe
Size

234KB
MD5

f9967861b537fed77bbfb40f8d835b2b
SHA1

d3a04d507439f5d2e298b8870e8e6843ffc8d524
SHA256

5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69
SHA512

ab535cf98950f4771d082ae44cf2876ea434c5c3a5d4b1fa42120770cc516c2d22106f2181363049ffc53ad9720d3930de25adbd24e0feafede409ac22d9586d
SSDEEP

3072:fwzvOYRM5YP/aKavT/DvbEvE2I2B+Tls7LOjkWxmfd36Z9YJh0GRUGSNVpyDzRqs:4MiP/aK2t2/B+35BV+UdvrEFp7hKQL

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
behavioral1/files/0x000a00000001225a-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2056	5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000a00000001225a-1.dat	upx
behavioral1/memory/2056-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2056-8-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69.exe

C:\Users\Admin\AppData\Local\Temp\5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69.exe
"C:\Users\Admin\AppData\Local\Temp\5f3e8fcaab2add8b5c079abf5c9d036cfd4270ac5e84deb4f35031ad1e600c69.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:2056

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

\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2056-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2056-5-0x0000000000240000-0x0000000000269000-memory.dmp

Filesize
164KB

Download
memory/2056-8-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2056-7-0x0000000000240000-0x0000000000269000-memory.dmp

Filesize
164KB

Download
memory/2056-6-0x0000000000240000-0x0000000000269000-memory.dmp

Filesize
164KB

Download