fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd

General

Target

fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe
Size

47KB
MD5

62044a8a35135c37d818e41d2c7d6385
SHA1

5dd0b960271f2834e799fb2ff87cfe691ae03040
SHA256

fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd
SHA512

e9e63809c9ee740b35aac80e0186c9e68c72ecfbe22a2725c068be7129ed27495e2a84fbb00a2263db93e8717df95efe1be2a647d16db535addee5bf1bcc8c32
SSDEEP

768:geAqo043AyrZDv4D3+AGF0tNPvGEO/9Xyka+Q9KnmG:oDoLC0ttokkZIs

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1820	Windows.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1660	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b16c3e5f323ab713f660efeb5fa12021.exe	Windows.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b16c3e5f323ab713f660efeb5fa12021.exe	Windows.exe

Loads dropped DLL 1 IoCs

pid	Process
1368	fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.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\b16c3e5f323ab713f660efeb5fa12021 = "\"C:\\ProgramData\\Windows.exe\" .."	Windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\b16c3e5f323ab713f660efeb5fa12021 = "\"C:\\ProgramData\\Windows.exe\" .."	Windows.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
1820	Windows.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1820	Windows.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 1820	1368	fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe	27
PID 1368 wrote to memory of 1820	1368	fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe	27
PID 1368 wrote to memory of 1820	1368	fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe	27
PID 1368 wrote to memory of 1820	1368	fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe	27
PID 1820 wrote to memory of 1660	1820	Windows.exe	28
PID 1820 wrote to memory of 1660	1820	Windows.exe	28
PID 1820 wrote to memory of 1660	1820	Windows.exe	28
PID 1820 wrote to memory of 1660	1820	Windows.exe	28

C:\Users\Admin\AppData\Local\Temp\fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe
"C:\Users\Admin\AppData\Local\Temp\fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1368
- C:\ProgramData\Windows.exe
  "C:\ProgramData\Windows.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1820
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\ProgramData\Windows.exe" "Windows.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1660

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:\ProgramData\Windows.exe

Filesize
47KB

MD5
62044a8a35135c37d818e41d2c7d6385

SHA1
5dd0b960271f2834e799fb2ff87cfe691ae03040

SHA256
fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd

SHA512
e9e63809c9ee740b35aac80e0186c9e68c72ecfbe22a2725c068be7129ed27495e2a84fbb00a2263db93e8717df95efe1be2a647d16db535addee5bf1bcc8c32

Download Submit
C:\ProgramData\Windows.exe

Filesize
47KB

MD5
62044a8a35135c37d818e41d2c7d6385

SHA1
5dd0b960271f2834e799fb2ff87cfe691ae03040

SHA256
fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd

SHA512
e9e63809c9ee740b35aac80e0186c9e68c72ecfbe22a2725c068be7129ed27495e2a84fbb00a2263db93e8717df95efe1be2a647d16db535addee5bf1bcc8c32

Download Submit
\ProgramData\Windows.exe

Filesize
47KB

MD5
62044a8a35135c37d818e41d2c7d6385

SHA1
5dd0b960271f2834e799fb2ff87cfe691ae03040

SHA256
fb59dbcb915ea9bf81d1365ac73cee8ecf5c83ba1b47ec6d98d5aa7f92754cdd

SHA512
e9e63809c9ee740b35aac80e0186c9e68c72ecfbe22a2725c068be7129ed27495e2a84fbb00a2263db93e8717df95efe1be2a647d16db535addee5bf1bcc8c32

Download Submit
memory/1368-54-0x0000000076461000-0x0000000076463000-memory.dmp

Filesize
8KB

Download
memory/1368-60-0x0000000074440000-0x00000000749EB000-memory.dmp

Filesize
5.7MB

Download
memory/1820-63-0x0000000074440000-0x00000000749EB000-memory.dmp

Filesize
5.7MB

Download
memory/1820-64-0x0000000074440000-0x00000000749EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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