fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13-01-2024 19:30

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General

Target

fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe
Size

234KB
MD5

7547b8abfab85d6b2491de04d4dd8541
SHA1

2c929912426d6f67fc2fb2203b57d2d1c366caf9
SHA256

fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb
SHA512

bf43f9d0a73917bc7575dabaa4bacd14217692624bb40be81d57d2a32e0b6d38ea22d21f87b692226a596f16ce0c9bd0535d0f9ad4990d80c9784612e3338398
SSDEEP

3072:zwzvOYTU5duvT/DvbEvK9aobNI2B+Nl4jz+b0atWH1TmFtotpcat8iKdlVST31O6:mUXyh9H/B+rdBV+UdvrEFp7hKU

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/0x000b00000001224c-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1980	fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1980-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x000b00000001224c-1.dat	upx
behavioral1/memory/1980-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1980	fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe

C:\Users\Admin\AppData\Local\Temp\fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe
"C:\Users\Admin\AppData\Local\Temp\fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1980

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/1980-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1980-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1980-5-0x0000000000E00000-0x0000000000E29000-memory.dmp

Filesize
164KB

Download