Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
01-05-2024 20:16
Behavioral task
behavioral1
Sample
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe
Resource
win7-20231129-en
General
-
Target
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe
-
Size
203KB
-
MD5
11f830f4b4cc6267a0e449b2f787b13d
-
SHA1
a5e7cc1e94b68c57af294ffa0b18bd804ab1e91b
-
SHA256
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2
-
SHA512
88cb1019b51e12fd1ed535451369e30b3e183b1e31ea66081d66f06b413920243a05bfdb0d4bcdf562e28b33b31709f852dae18621c264cb2970a46b41724b1f
-
SSDEEP
3072:UzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIT3CDw+SKgyEA3tn8MqsyAx4/k:ULV6Bta6dtJmakIM5YCUwBtO+7Uk
Malware Config
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Service = "C:\\Program Files (x86)\\TCP Service\\tcpsv.exe" 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe -
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe -
Drops file in Program Files directory 2 IoCs
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exedescription ioc process File created C:\Program Files (x86)\TCP Service\tcpsv.exe 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe File opened for modification C:\Program Files (x86)\TCP Service\tcpsv.exe 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 2192 schtasks.exe 1072 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exepid process 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exepid process 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exedescription pid process Token: SeDebugPrivilege 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exedescription pid process target process PID 624 wrote to memory of 2192 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 2192 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 2192 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 2192 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 1072 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 1072 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 1072 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe PID 624 wrote to memory of 1072 624 33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe"C:\Users\Admin\AppData\Local\Temp\33cd194d9a7b17ca1d56590d3c8995744f6e5f7fdafa4eaf27c043b25fb846f2.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "TCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp118E.tmp"2⤵
- Creates scheduled task(s)
PID:2192 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "TCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp121B.tmp"2⤵
- Creates scheduled task(s)
PID:1072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5738b8c70bec70e1b8baf7c485f8f21f1
SHA1ce03d545d04974cddcb76d9271420e35aa3988fe
SHA25620178631f0bf141384df0e447496346e0daf33208f7133da999b26a73af49b89
SHA512648e80c0913af44a107e146c53bcff80746e1ed36866edc752f5815ffd3fae935ae47fc69e48c48efcf11685d3d4cf6b5b5276b8f06c9aba6d1fc170c571db48
-
Filesize
1KB
MD593fc3117767507c9889abd12dc667d22
SHA11096e4cfa0c35756e3c3fb866c1e4c1e59115df9
SHA256684997dd4ce15031cec8f2f93933b1d41d7bf5cbbff655dd64377b07055c449a
SHA512e403348ee77bd3e7c45245dd5dae81c3ea130d5cf342f630982772ce5f75548b292013480e2831d68cf51349b64afde4589d4eec94b567d20f0a01e3b9549bdc