Analysis
- max time kernel
143s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system - submitted
26/02/2024, 05:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a582f8176c5f4becf5f95a563e9ec11a.exe
Resource
win7-20240220-en
7 signatures
150 seconds
General
- Target a582f8176c5f4becf5f95a563e9ec11a.exe
- Size 1.1MB
- Sample240226-fte8jadf89
- SHA256 bd62e723aff056a5f6dd9b9ece4f5ea4bae0a50cc3bdd5f4228fb265c2a96170
- MD5 a582f8176c5f4becf5f95a563e9ec11a
- SHA1 a8b2fd3f57157cce4fe9442b8ffa53e15ca4820c
- SHA512 b077839b7a01290ade4632342e20dcc2885036deccd0a32d685a99efd2abbfd6f29ce5739f2145d8d439f8816092ad73612a15263580f356d9d727a4d8099fb0
- SSDEEP 24576:C/IrYNKOA92HBZ6d68BM5adAFJSfLPyNI:arrDAON
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
netwire
C2
-
roban.giize.com:1604
Attributes
-
activex_autorun
false
-
copy_executable
false
-
delete_original
false
-
host_id
HostId-%Rand%
-
lock_executable
false
-
offline_keylogger
false
-
password
Password
-
registry_autorun
false
-
use_mutex
false
Signatures
- NetWire RAT payload 3 IoCs
resource yara_rule behavioral2/memory/2416-37-0x0000000000400000-0x0000000000433000-memory.dmp netwire behavioral2/memory/2416-40-0x0000000000400000-0x0000000000433000-memory.dmp netwire behavioral2/memory/2416-47-0x0000000000400000-0x0000000000433000-memory.dmp netwire - Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\koleno.exe PowerShell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\koleno.exe PowerShell.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4640 set thread context of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4388 PowerShell.exe 4388 PowerShell.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4388 PowerShell.exe Token: SeDebugPrivilege 4640 a582f8176c5f4becf5f95a563e9ec11a.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4640 wrote to memory of 4388 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 88 PID 4640 wrote to memory of 4388 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 88 PID 4640 wrote to memory of 4388 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 88 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90 PID 4640 wrote to memory of 2416 4640 a582f8176c5f4becf5f95a563e9ec11a.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\a582f8176c5f4becf5f95a563e9ec11a.exe"C:\Users\Admin\AppData\Local\Temp\a582f8176c5f4becf5f95a563e9ec11a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\PowerShell.exe"PowerShell" copy-item 'C:\Users\Admin\AppData\Local\Temp\a582f8176c5f4becf5f95a563e9ec11a.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\koleno.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4388
-
-
C:\Users\Admin\AppData\Local\Temp\a582f8176c5f4becf5f95a563e9ec11a.exe"C:\Users\Admin\AppData\Local\Temp\a582f8176c5f4becf5f95a563e9ec11a.exe"2⤵PID:2416
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b5c3nf4j.5xf.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512