Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
17/03/2024, 02:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
cfbd28652bdc2f1c3a30d6ad3a77d408.exe
Resource
win7-20240221-en
7 signatures
150 seconds
General
- Target cfbd28652bdc2f1c3a30d6ad3a77d408.exe
- Size 1.8MB
- Sample240317-dc6ytacg67
- SHA256 88a7e9929cb967f33475bc95d02e05449bcc7a04968777d5dffd3f33c8d1bad3
- MD5 cfbd28652bdc2f1c3a30d6ad3a77d408
- SHA1 846254a9fd531785ffa0cfc34b30a6b47c4603d6
- SHA512 268a0fed1f93ad29138a03654cc5282ed09f3d6d9930282df2cdc46fc5851cc14d56a9833d899ebd8d80d3f6b611f00dc062143bf08ebf73e8c3863ad2f85a86
- SSDEEP 49152:JOxf2vTY5hgsgJ2a9N4FA3358pYwHvr/hou:pbEhda9N+A5UVhou
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
bitrat
Version
-
1.35
C2
-
imen.ddns.net:1234
Attributes
-
communication_password
fd1073eb898c17267347b0a3eb0d07b3
-
tor_process
tor
Signatures
- Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/2028-11-0x00000000012A0000-0x00000000012F8000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-12-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-13-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-15-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-17-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-19-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-21-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-23-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-25-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-35-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-37-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-39-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-33-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-31-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-41-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-29-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-27-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-43-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-45-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-47-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-59-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-57-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-71-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-69-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-67-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-75-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-73-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-65-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-63-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-61-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-55-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-53-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-51-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 behavioral2/memory/2028-49-0x00000000012A0000-0x00000000012F2000-memory.dmp family_zgrat_v1 - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation cfbd28652bdc2f1c3a30d6ad3a77d408.exe Key value queried \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation WScript.exe -
resource yara_rule behavioral2/memory/4100-1471-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/4100-1529-0x0000000000400000-0x00000000007E4000-memory.dmp upx - Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2028 set thread context of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000_Classes\Local Settings cfbd28652bdc2f1c3a30d6ad3a77d408.exe - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 4276 powershell.exe 4276 powershell.exe 4276 powershell.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe Token: SeDebugPrivilege 4276 powershell.exe Token: SeShutdownPrivilege 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 4100 cfbd28652bdc2f1c3a30d6ad3a77d408.exe - Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2028 wrote to memory of 1120 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 105 PID 2028 wrote to memory of 1120 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 105 PID 2028 wrote to memory of 1120 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 105 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 2028 wrote to memory of 4100 2028 cfbd28652bdc2f1c3a30d6ad3a77d408.exe 106 PID 1120 wrote to memory of 4276 1120 WScript.exe 107 PID 1120 wrote to memory of 4276 1120 WScript.exe 107 PID 1120 wrote to memory of 4276 1120 WScript.exe 107
Processes
-
C:\Users\Admin\AppData\Local\Temp\cfbd28652bdc2f1c3a30d6ad3a77d408.exe"C:\Users\Admin\AppData\Local\Temp\cfbd28652bdc2f1c3a30d6ad3a77d408.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Ekleezyvovzpjcfscz.vbs"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\chrome\chrome\chrome\chrome.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4276
-
-
-
C:\Users\Admin\AppData\Local\Temp\cfbd28652bdc2f1c3a30d6ad3a77d408.exeC:\Users\Admin\AppData\Local\Temp\cfbd28652bdc2f1c3a30d6ad3a77d408.exe2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4100
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_Ekleezyvovzpjcfscz.vbs
- Size 195B
- SHA256 2d07de2853865f08f0e92d50b34a51f1defc6cf0e54d2feb0e203cb6272bd8aa
- MD5 752b55899ecc5e4dc8760996258a2ce3
- SHA1 e256bf7781d5d6a7e6bc43072863e3d46b14f6ab
- SHA512 426d83b30727558918895b54d925777e7a352e8ab421b359b86e041e8c8625b812c7730acc6b8d6f04d7855b32da26bc956e07e56e5f26c7c5057e7f9ebd3876
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qlyll0sq.sqz.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512