Analysis
-
max time kernel
149s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
28-03-2023 18:57
Behavioral task
behavioral1
Sample
00f1f5306a56f3f7b974b492624252c9.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
00f1f5306a56f3f7b974b492624252c9.exe
Resource
win10v2004-20230220-en
General
-
Target
00f1f5306a56f3f7b974b492624252c9.exe
-
Size
22KB
-
MD5
00f1f5306a56f3f7b974b492624252c9
-
SHA1
dc42afbc3ae037bfb948e7ba2a3fa1857eb9f4f0
-
SHA256
b6eb6e88c8aad20fad304972eef236e283ba139c339b662c877d18606427be8e
-
SHA512
c059be9a1ed34d3072e307825e0300f2d718cdadee893d667a506dd448e15832db4495002fdeef13d08b1d4a20e90951941b73733974a59b932aec4d20e4442c
-
SSDEEP
384:jc6CqbFYh3odrVCGiHssOB4b6i6fgpEupNXRmRvR6JZlbw8hqIusZzZdvf:YIU0twQRpcnuw3
Malware Config
Extracted
njrat
0.7d
HacKed
kassar963-63714.portmap.host:60000
69e2e2bb4c3b8058a86847f0287d8ca1
-
reg_key
69e2e2bb4c3b8058a86847f0287d8ca1
-
splitter
|'|'|
Signatures
-
Modifies Windows Firewall 1 TTPs 1 IoCs
-
Executes dropped EXE 1 IoCs
Processes:
server.exepid process 1712 server.exe -
Loads dropped DLL 2 IoCs
Processes:
00f1f5306a56f3f7b974b492624252c9.exepid process 1360 00f1f5306a56f3f7b974b492624252c9.exe 1360 00f1f5306a56f3f7b974b492624252c9.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
server.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows\CurrentVersion\Run\69e2e2bb4c3b8058a86847f0287d8ca1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\69e2e2bb4c3b8058a86847f0287d8ca1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of AdjustPrivilegeToken 21 IoCs
Processes:
server.exedescription pid process Token: SeDebugPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe Token: 33 1712 server.exe Token: SeIncBasePriorityPrivilege 1712 server.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
00f1f5306a56f3f7b974b492624252c9.exeserver.exedescription pid process target process PID 1360 wrote to memory of 1712 1360 00f1f5306a56f3f7b974b492624252c9.exe server.exe PID 1360 wrote to memory of 1712 1360 00f1f5306a56f3f7b974b492624252c9.exe server.exe PID 1360 wrote to memory of 1712 1360 00f1f5306a56f3f7b974b492624252c9.exe server.exe PID 1360 wrote to memory of 1712 1360 00f1f5306a56f3f7b974b492624252c9.exe server.exe PID 1712 wrote to memory of 1480 1712 server.exe netsh.exe PID 1712 wrote to memory of 1480 1712 server.exe netsh.exe PID 1712 wrote to memory of 1480 1712 server.exe netsh.exe PID 1712 wrote to memory of 1480 1712 server.exe netsh.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\00f1f5306a56f3f7b974b492624252c9.exe"C:\Users\Admin\AppData\Local\Temp\00f1f5306a56f3f7b974b492624252c9.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\server.exeFilesize
22KB
MD500f1f5306a56f3f7b974b492624252c9
SHA1dc42afbc3ae037bfb948e7ba2a3fa1857eb9f4f0
SHA256b6eb6e88c8aad20fad304972eef236e283ba139c339b662c877d18606427be8e
SHA512c059be9a1ed34d3072e307825e0300f2d718cdadee893d667a506dd448e15832db4495002fdeef13d08b1d4a20e90951941b73733974a59b932aec4d20e4442c
-
C:\Users\Admin\AppData\Local\Temp\server.exeFilesize
22KB
MD500f1f5306a56f3f7b974b492624252c9
SHA1dc42afbc3ae037bfb948e7ba2a3fa1857eb9f4f0
SHA256b6eb6e88c8aad20fad304972eef236e283ba139c339b662c877d18606427be8e
SHA512c059be9a1ed34d3072e307825e0300f2d718cdadee893d667a506dd448e15832db4495002fdeef13d08b1d4a20e90951941b73733974a59b932aec4d20e4442c
-
C:\Users\Admin\AppData\Local\Temp\server.exeFilesize
22KB
MD500f1f5306a56f3f7b974b492624252c9
SHA1dc42afbc3ae037bfb948e7ba2a3fa1857eb9f4f0
SHA256b6eb6e88c8aad20fad304972eef236e283ba139c339b662c877d18606427be8e
SHA512c059be9a1ed34d3072e307825e0300f2d718cdadee893d667a506dd448e15832db4495002fdeef13d08b1d4a20e90951941b73733974a59b932aec4d20e4442c
-
\Users\Admin\AppData\Local\Temp\server.exeFilesize
22KB
MD500f1f5306a56f3f7b974b492624252c9
SHA1dc42afbc3ae037bfb948e7ba2a3fa1857eb9f4f0
SHA256b6eb6e88c8aad20fad304972eef236e283ba139c339b662c877d18606427be8e
SHA512c059be9a1ed34d3072e307825e0300f2d718cdadee893d667a506dd448e15832db4495002fdeef13d08b1d4a20e90951941b73733974a59b932aec4d20e4442c
-
\Users\Admin\AppData\Local\Temp\server.exeFilesize
22KB
MD500f1f5306a56f3f7b974b492624252c9
SHA1dc42afbc3ae037bfb948e7ba2a3fa1857eb9f4f0
SHA256b6eb6e88c8aad20fad304972eef236e283ba139c339b662c877d18606427be8e
SHA512c059be9a1ed34d3072e307825e0300f2d718cdadee893d667a506dd448e15832db4495002fdeef13d08b1d4a20e90951941b73733974a59b932aec4d20e4442c
-
memory/1360-54-0x0000000000580000-0x00000000005C0000-memory.dmpFilesize
256KB
-
memory/1712-65-0x0000000002030000-0x0000000002070000-memory.dmpFilesize
256KB
-
memory/1712-66-0x0000000002030000-0x0000000002070000-memory.dmpFilesize
256KB