e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11-10-2023 08:53

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General

Target

e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287.exe
Size

234KB
MD5

9d1e4de43e00019c1407bed55b006f2a
SHA1

36927e5950b61af574e46c875addf16ef02bfc87
SHA256

e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287
SHA512

d1f29fe53ece7317010af3c889bbbfa0ed6a4aedec88cf2cf9e259254a8509f5fd50f9da2b937653497320e7ea9b6ec36fe820280444749a953c952e61c207d0
SSDEEP

3072:swzvOYwB5YP/aKavT/8NnvK9aobNI2B+el0LTGzkWJWXVfShNgpNcOJkeaNd1KPc:CBiP/aKPNS9H/B+XmBV+UdvrEFp7hKki

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/0x00060000000120e4-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2144	e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00060000000120e4-1.dat	upx
behavioral1/memory/2144-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2144-8-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287.exe

C:\Users\Admin\AppData\Local\Temp\e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287.exe
"C:\Users\Admin\AppData\Local\Temp\e520c35bb40ebda82ccc8c659507af98d0c1734afc338c6e21ebad335c679287.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:2144

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/2144-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2144-5-0x0000000000D30000-0x0000000000D59000-memory.dmp

Filesize
164KB

Download
memory/2144-8-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2144-6-0x0000000000D30000-0x0000000000D59000-memory.dmp

Filesize
164KB

Download