88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07

General

Target

88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe
Size

65KB
MD5

439ebf43621ac57c15196af10ee92771
SHA1

4744db94337c4b3e5148fcda661e57958e3ead10
SHA256

88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07
SHA512

b166a0120b80f6dbce32dbe1de3727aea5e3c4d239fe17c974404780d5726f4c005130bb7f2d49c0cd1eefa553fcdabb6851e1a349871948ae8cd4546e349336
SSDEEP

768:0KWhDgt0qdIz6xZbsU2uAWY4eI4nSUuFC9Tz30M1aGoYPhJ:Z0kRxZ9AWupHkM1Xo4hJ

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
776	win.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1924	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\45cd603ee23d7c7a771df421f5721e99.exe	win.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\45cd603ee23d7c7a771df421f5721e99.exe	win.exe

Loads dropped DLL 1 IoCs

pid	Process
1780	88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\45cd603ee23d7c7a771df421f5721e99 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\win.exe\" .."	win.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\45cd603ee23d7c7a771df421f5721e99 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\win.exe\" .."	win.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
776	win.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	776	win.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 776	1780	88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe	28
PID 1780 wrote to memory of 776	1780	88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe	28
PID 1780 wrote to memory of 776	1780	88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe	28
PID 1780 wrote to memory of 776	1780	88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe	28
PID 776 wrote to memory of 1924	776	win.exe	29
PID 776 wrote to memory of 1924	776	win.exe	29
PID 776 wrote to memory of 1924	776	win.exe	29
PID 776 wrote to memory of 1924	776	win.exe	29

C:\Users\Admin\AppData\Local\Temp\88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe
"C:\Users\Admin\AppData\Local\Temp\88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Users\Admin\AppData\Local\Temp\win.exe
  "C:\Users\Admin\AppData\Local\Temp\win.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:776
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\win.exe" "win.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1924

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\Local\Temp\win.exe

Filesize
65KB

MD5
439ebf43621ac57c15196af10ee92771

SHA1
4744db94337c4b3e5148fcda661e57958e3ead10

SHA256
88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07

SHA512
b166a0120b80f6dbce32dbe1de3727aea5e3c4d239fe17c974404780d5726f4c005130bb7f2d49c0cd1eefa553fcdabb6851e1a349871948ae8cd4546e349336

Download Submit
C:\Users\Admin\AppData\Local\Temp\win.exe

Filesize
65KB

MD5
439ebf43621ac57c15196af10ee92771

SHA1
4744db94337c4b3e5148fcda661e57958e3ead10

SHA256
88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07

SHA512
b166a0120b80f6dbce32dbe1de3727aea5e3c4d239fe17c974404780d5726f4c005130bb7f2d49c0cd1eefa553fcdabb6851e1a349871948ae8cd4546e349336

Download Submit
\Users\Admin\AppData\Local\Temp\win.exe

Filesize
65KB

MD5
439ebf43621ac57c15196af10ee92771

SHA1
4744db94337c4b3e5148fcda661e57958e3ead10

SHA256
88ddb1d958fe9132a17c215228afd4bae4530bbbd28bddbab01fd1f26f985f07

SHA512
b166a0120b80f6dbce32dbe1de3727aea5e3c4d239fe17c974404780d5726f4c005130bb7f2d49c0cd1eefa553fcdabb6851e1a349871948ae8cd4546e349336

Download Submit
memory/776-64-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/776-65-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/1780-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/1780-55-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/1780-61-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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