Analysis
- max time kernel
151s - 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
08/04/2024, 16:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6d704657924328cb2dd07aef0bdb8777.exe
Resource
win10v2004-20240226-en
16 signatures
150 seconds
General
- Target 6d704657924328cb2dd07aef0bdb8777.exe
- Size 14.5MB
- Sample240408-thc6padd72
- SHA256 39409db2a70039e2cc325529debbb9179981287e4e9a259c1ff3b45c1ca9e0f4
- MD5 6d704657924328cb2dd07aef0bdb8777
- SHA1 b61098798c23791490e459899b3e52948e85b857
- SHA512 4eb13f851f99a9105ff8386ea0c74b056a10b111c9393ebe4a93ac92c9fa16a24a641e954951b8cbf54d7bf9af2deee605e845b2d954584019eeba95d2b6d407
- SSDEEP 393216:DnZ4GTlYjEYCz35SfXCJdzbSJpnYrkVy/+YrzT43DG9UlpC:d4GyjJaJB/U9MkV8Dn43D0UlpC
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
meduza
C2
-
109.107.181.83
Signatures
- Detect ZGRat V1 35 IoCs
resource yara_rule behavioral1/memory/992-11-0x00000148A1940000-0x00000148A1BB6000-memory.dmp family_zgrat_v1 behavioral1/memory/992-12-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-13-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-15-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-17-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-19-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-21-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-23-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-25-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-27-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-29-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-31-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-33-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-35-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-37-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-39-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-41-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-43-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-45-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-47-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-49-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-51-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-53-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-55-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-57-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-59-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-61-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-63-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-65-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-67-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-69-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-71-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-73-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/992-75-0x00000148A1940000-0x00000148A1BB0000-memory.dmp family_zgrat_v1 behavioral1/memory/560-4918-0x0000000007EB0000-0x0000000008168000-memory.dmp family_zgrat_v1 - Meduza Stealer payload 2 IoCs
resource yara_rule behavioral1/memory/2908-4903-0x0000000140000000-0x00000001400DA000-memory.dmp family_meduza behavioral1/memory/2908-5294-0x0000000140000000-0x00000001400DA000-memory.dmp family_meduza - PureLog Stealer
PureLog Stealer is an infostealer written in C#.
- PureLog Stealer payload 2 IoCs
resource yara_rule behavioral1/files/0x000700000002331f-5.dat family_purelog_stealer behavioral1/memory/992-7-0x0000014886B20000-0x00000148871B6000-memory.dmp family_purelog_stealer - Executes dropped EXE 2 IoCs
pid Process 992 responsibilitylead.exe 560 responsiibilitylead.exe - Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 6d704657924328cb2dd07aef0bdb8777.exe - Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 50 api.ipify.org 51 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 992 set thread context of 2908 992 responsibilitylead.exe 105 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe 2908 InstallUtil.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 992 responsibilitylead.exe Token: SeDebugPrivilege 992 responsibilitylead.exe Token: SeDebugPrivilege 560 responsiibilitylead.exe - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4532 wrote to memory of 992 4532 6d704657924328cb2dd07aef0bdb8777.exe 93 PID 4532 wrote to memory of 992 4532 6d704657924328cb2dd07aef0bdb8777.exe 93 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 992 wrote to memory of 2908 992 responsibilitylead.exe 105 PID 4532 wrote to memory of 560 4532 6d704657924328cb2dd07aef0bdb8777.exe 106 PID 4532 wrote to memory of 560 4532 6d704657924328cb2dd07aef0bdb8777.exe 106 PID 4532 wrote to memory of 560 4532 6d704657924328cb2dd07aef0bdb8777.exe 106 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\6d704657924328cb2dd07aef0bdb8777.exe"C:\Users\Admin\AppData\Local\Temp\6d704657924328cb2dd07aef0bdb8777.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"3⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:2908
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsiibilitylead.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsiibilitylead.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:560
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4056 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --variations-seed-version /prefetch:81⤵PID:4012
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsibilitylead.exe
- Size 6.6MB
- SHA256 cf3102636a070178cf575bc0e870fda7aa32d94dd6000d46de7205d064b0bd40
- MD5 e43b76667963ad1cdf1f1603a1a67b79
- SHA1 a091aad8999eb8c9b833091044b6d7a0a89e4a4e
- SHA512 d14c1e47759b176bff29bd2b50ff6abec4714cebc94b3408cb0ee4cecafa290212aac9ca3a5849a1bc4efbea50b9a50fe5d59d465b3245ebca34457a57a1abf1
- SSDEEP 196608:SAERid74MOMmrcKlW17Lv3+btkw0NBIdA8gkt8sYg:SA8idEMmrHlW1fWJtFBv
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\responsiibilitylead.exe
- Size 7.9MB
- SHA256 c5e5f095446ed812431560727d42dc89fbca1a4bf776fef36f44be0825e577c8
- MD5 767fd4c24f2997c227aa977a453aeb34
- SHA1 26b581bb0e595d5ef03408f07a2499eb8f500f9e
- SHA512 1a5eb0d4e1fba3454e8a8396f54acd64f416b137cfdcc9ce6057b680157940b1e53d2088a8fda91e2ce310bd31c6b52bf036649583578750222ccbe32618339f
- SSDEEP 196608:U5QKspzSPleC7HxmQpxaubR5mUVB+tpat2Qd74H+F0DzcZ2Tp3:UJspzS0d6bR5mYB+P/5HQnZ2Tp3
- MD5 SHA1 SHA512 SSDEEP