6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10

Analysis

max time kernel
150s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
02/12/2022, 17:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10.exe
Size

24KB
MD5

08bbfcf5472f69e0ec059b0336b23d0d
SHA1

75d22317e08efd83aa51aa1581efb50d33fe78b2
SHA256

6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10
SHA512

4ff9fa79b9bde541bc45a1c5b7b916c83b01be9b5b11550fd98728a0d8eeea1fcd5466124bd67de9cc40d8c0ef12beb5f11da44be066a1f1aaae02f4ccf7fe0f
SSDEEP

384:piTs79m1fPPY2PKj6Russ3bzsEumEwUqPi2fYO2STTgiKZPay3hSI:pikcPYsRusQshmEwUqaDO2uDKZShI

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
892	yyyyy.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
624	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\935e51abdb3f1e7df44806cd38b34499.exe	yyyyy.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\935e51abdb3f1e7df44806cd38b34499.exe	yyyyy.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\935e51abdb3f1e7df44806cd38b34499 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\yyyyy.exe\" .."	yyyyy.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\935e51abdb3f1e7df44806cd38b34499 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\yyyyy.exe\" .."	yyyyy.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
892	yyyyy.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	892	yyyyy.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 892	1368	6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10.exe	27
PID 1368 wrote to memory of 892	1368	6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10.exe	27
PID 1368 wrote to memory of 892	1368	6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10.exe	27
PID 892 wrote to memory of 624	892	yyyyy.exe	28
PID 892 wrote to memory of 624	892	yyyyy.exe	28
PID 892 wrote to memory of 624	892	yyyyy.exe	28

C:\Users\Admin\AppData\Local\Temp\6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10.exe
"C:\Users\Admin\AppData\Local\Temp\6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1368
- C:\Users\Admin\AppData\Local\Temp\yyyyy.exe
  "C:\Users\Admin\AppData\Local\Temp\yyyyy.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:892
- - C:\Windows\system32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\yyyyy.exe" "yyyyy.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\yyyyy.exe

Filesize
24KB

MD5
08bbfcf5472f69e0ec059b0336b23d0d

SHA1
75d22317e08efd83aa51aa1581efb50d33fe78b2

SHA256
6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10

SHA512
4ff9fa79b9bde541bc45a1c5b7b916c83b01be9b5b11550fd98728a0d8eeea1fcd5466124bd67de9cc40d8c0ef12beb5f11da44be066a1f1aaae02f4ccf7fe0f

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

Filesize
24KB

MD5
08bbfcf5472f69e0ec059b0336b23d0d

SHA1
75d22317e08efd83aa51aa1581efb50d33fe78b2

SHA256
6ee85fdfddc5a801748a4e60cee92693c64c3dd58346a3be519fc4f509b4ed10

SHA512
4ff9fa79b9bde541bc45a1c5b7b916c83b01be9b5b11550fd98728a0d8eeea1fcd5466124bd67de9cc40d8c0ef12beb5f11da44be066a1f1aaae02f4ccf7fe0f

Download Submit
memory/892-60-0x000007FEF31C0000-0x000007FEF3BE3000-memory.dmp

Filesize
10.1MB

Download
memory/892-61-0x000007FEF2120000-0x000007FEF31B6000-memory.dmp

Filesize
16.6MB

Download
memory/1368-54-0x000007FEF3BF0000-0x000007FEF4613000-memory.dmp

Filesize
10.1MB

Download
memory/1368-55-0x000007FEF2B50000-0x000007FEF3BE6000-memory.dmp

Filesize
16.6MB

Download
memory/1368-56-0x000007FEFB641000-0x000007FEFB643000-memory.dmp

Filesize
8KB

Download