cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6

General

Target

cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe
Size

707KB
MD5

a0010ef73af346827f58019702999e80
SHA1

26dbc97cb76284cd2a74171cdd73b67a6a1bef77
SHA256

cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6
SHA512

bf64e387e19a642e22e8285b47f5c945056b217029b8b39fb94ea0b7b5873852b584cdd4a5167c90b2a89378df67a802b5437ccfe731c970ef7f72703790d039
SSDEEP

12288:vApKlLJ7PZ6BtorUU/4eb5A7t9SP5ZOhXmtfICEc34o7yBSjY/AHCFvitJJH3hmx:4Yl3EtSd5AjhXoACEfo7BjY/AHCFvcJc

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1428	sex.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1708	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4a8657c77bd7429270b8252409508206.exe	sex.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4a8657c77bd7429270b8252409508206.exe	sex.exe

Loads dropped DLL 1 IoCs

pid	Process
1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\4a8657c77bd7429270b8252409508206 = "\"C:\\Users\\Admin\\AppData\\Roaming\\sex.exe\" .."	sex.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\4a8657c77bd7429270b8252409508206 = "\"C:\\Users\\Admin\\AppData\\Roaming\\sex.exe\" .."	sex.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 11 IoCs

pid	Process
1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe
1428	sex.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1428	sex.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1428	sex.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe
1428	sex.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1428	1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe	27
PID 1380 wrote to memory of 1428	1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe	27
PID 1380 wrote to memory of 1428	1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe	27
PID 1380 wrote to memory of 1428	1380	cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe	27
PID 1428 wrote to memory of 1708	1428	sex.exe	28
PID 1428 wrote to memory of 1708	1428	sex.exe	28
PID 1428 wrote to memory of 1708	1428	sex.exe	28
PID 1428 wrote to memory of 1708	1428	sex.exe	28

C:\Users\Admin\AppData\Local\Temp\cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe
"C:\Users\Admin\AppData\Local\Temp\cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Users\Admin\AppData\Roaming\sex.exe
  "C:\Users\Admin\AppData\Roaming\sex.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1428
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\sex.exe" "sex.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1708

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\sex.exe

Filesize
707KB

MD5
a0010ef73af346827f58019702999e80

SHA1
26dbc97cb76284cd2a74171cdd73b67a6a1bef77

SHA256
cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6

SHA512
bf64e387e19a642e22e8285b47f5c945056b217029b8b39fb94ea0b7b5873852b584cdd4a5167c90b2a89378df67a802b5437ccfe731c970ef7f72703790d039

Download Submit
C:\Users\Admin\AppData\Roaming\sex.exe

Filesize
707KB

MD5
a0010ef73af346827f58019702999e80

SHA1
26dbc97cb76284cd2a74171cdd73b67a6a1bef77

SHA256
cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6

SHA512
bf64e387e19a642e22e8285b47f5c945056b217029b8b39fb94ea0b7b5873852b584cdd4a5167c90b2a89378df67a802b5437ccfe731c970ef7f72703790d039

Download Submit
\Users\Admin\AppData\Roaming\sex.exe

Filesize
707KB

MD5
a0010ef73af346827f58019702999e80

SHA1
26dbc97cb76284cd2a74171cdd73b67a6a1bef77

SHA256
cc9724f98f41ec67739b6bbcb818b353f3864db86f4cba7ce5c8c9b24c5941d6

SHA512
bf64e387e19a642e22e8285b47f5c945056b217029b8b39fb94ea0b7b5873852b584cdd4a5167c90b2a89378df67a802b5437ccfe731c970ef7f72703790d039

Download Submit
memory/1380-61-0x0000000073F20000-0x00000000744CB000-memory.dmp

Filesize
5.7MB

Download
memory/1380-59-0x00000000009F0000-0x0000000000E0E000-memory.dmp

Filesize
4.1MB

Download
memory/1380-60-0x00000000009F0000-0x0000000000E0E000-memory.dmp

Filesize
4.1MB

Download
memory/1380-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download
memory/1428-63-0x0000000000210000-0x000000000062E000-memory.dmp

Filesize
4.1MB

Download
memory/1428-66-0x0000000073970000-0x0000000073F1B000-memory.dmp

Filesize
5.7MB

Download
memory/1428-67-0x0000000000210000-0x000000000062E000-memory.dmp

Filesize
4.1MB

Download
memory/1428-68-0x0000000073970000-0x0000000073F1B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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