Analysis
- max time kernel
149s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system - submitted
23/02/2024, 01:07
Static task
static1
Behavioral task
behavioral1
Sample
23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe
Resource
win10v2004-20240221-en
General
- Target 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe
- Size 1.7MB
- Sample240223-bgrzcahf86
- SHA256 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977
- MD5 62ee61839e81a30814eea06bbce0ac97
- SHA1 484ab909f6db651cb148b702e6f2aa1a2ccf2a2d
- SHA512 776aa4c402622e40aa979add8bc18bd95b32f5f1f3160cfe141b507080404380f7103e0b4f4267db3241c2405d6302684c9b06b87a5ec129b71e2d1d08e77e16
- SSDEEP 49152:2uLqn8Y6FlWZ0vH/k3mlXoQq7TuN5+di8ewnXZCz:2uZp/k3mlXoQq+N5+TXZCz
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detect ZGRat V1 2 IoCs
resource yara_rule behavioral2/memory/3328-56-0x0000000025F70000-0x0000000025FC0000-memory.dmp family_zgrat_v1 behavioral2/memory/3328-58-0x0000000028670000-0x00000000286BE000-memory.dmp family_zgrat_v1 - ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- ModiLoader Second Stage 6 IoCs
resource yara_rule behavioral2/memory/2776-2-0x0000000004550000-0x0000000005550000-memory.dmp modiloader_stage2 behavioral2/memory/3328-49-0x0000000000400000-0x0000000001400000-memory.dmp modiloader_stage2 behavioral2/memory/3328-52-0x0000000000400000-0x0000000001400000-memory.dmp modiloader_stage2 behavioral2/memory/3328-54-0x0000000000400000-0x0000000001400000-memory.dmp modiloader_stage2 behavioral2/memory/3328-59-0x0000000000400000-0x0000000001400000-memory.dmp modiloader_stage2 behavioral2/memory/3328-71-0x0000000000400000-0x0000000001400000-memory.dmp modiloader_stage2 - Creates new service(s) 1 TTPs
- Executes dropped EXE 3 IoCs
pid Process 2556 easinvoker.exe 4440 easinvoker.exe 3328 osykvnnE.pif - Loads dropped DLL 2 IoCs
pid Process 2556 easinvoker.exe 4440 easinvoker.exe - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ennvkyso = "C:\\Users\\Public\\Ennvkyso.url" 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.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 40 api.ipify.org 41 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2776 set thread context of 3328 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 117 - Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3864 sc.exe 4928 sc.exe - Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe - Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 35 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 37 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe 2556 easinvoker.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 660 Process not Found - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1876 powershell.exe Token: SeDebugPrivilege 3328 osykvnnE.pif - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3328 osykvnnE.pif - Suspicious use of WriteProcessMemory 52 IoCs
description pid Process procid_target PID 2776 wrote to memory of 3976 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 94 PID 2776 wrote to memory of 3976 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 94 PID 2776 wrote to memory of 3976 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 94 PID 3976 wrote to memory of 1152 3976 cmd.exe 96 PID 3976 wrote to memory of 1152 3976 cmd.exe 96 PID 3976 wrote to memory of 1152 3976 cmd.exe 96 PID 3976 wrote to memory of 4396 3976 cmd.exe 98 PID 3976 wrote to memory of 4396 3976 cmd.exe 98 PID 3976 wrote to memory of 4396 3976 cmd.exe 98 PID 3976 wrote to memory of 412 3976 cmd.exe 99 PID 3976 wrote to memory of 412 3976 cmd.exe 99 PID 3976 wrote to memory of 412 3976 cmd.exe 99 PID 3976 wrote to memory of 432 3976 cmd.exe 100 PID 3976 wrote to memory of 432 3976 cmd.exe 100 PID 3976 wrote to memory of 432 3976 cmd.exe 100 PID 3976 wrote to memory of 1000 3976 cmd.exe 101 PID 3976 wrote to memory of 1000 3976 cmd.exe 101 PID 3976 wrote to memory of 1000 3976 cmd.exe 101 PID 3976 wrote to memory of 4820 3976 cmd.exe 102 PID 3976 wrote to memory of 4820 3976 cmd.exe 102 PID 3976 wrote to memory of 4820 3976 cmd.exe 102 PID 3976 wrote to memory of 4924 3976 cmd.exe 103 PID 3976 wrote to memory of 4924 3976 cmd.exe 103 PID 3976 wrote to memory of 4924 3976 cmd.exe 103 PID 3976 wrote to memory of 4292 3976 cmd.exe 105 PID 3976 wrote to memory of 4292 3976 cmd.exe 105 PID 3976 wrote to memory of 4292 3976 cmd.exe 105 PID 3976 wrote to memory of 4252 3976 cmd.exe 104 PID 3976 wrote to memory of 4252 3976 cmd.exe 104 PID 3976 wrote to memory of 4252 3976 cmd.exe 104 PID 3976 wrote to memory of 2556 3976 cmd.exe 106 PID 3976 wrote to memory of 2556 3976 cmd.exe 106 PID 2556 wrote to memory of 4948 2556 easinvoker.exe 107 PID 2556 wrote to memory of 4948 2556 easinvoker.exe 107 PID 4948 wrote to memory of 708 4948 cmd.exe 109 PID 4948 wrote to memory of 708 4948 cmd.exe 109 PID 4948 wrote to memory of 3864 4948 cmd.exe 110 PID 4948 wrote to memory of 3864 4948 cmd.exe 110 PID 4948 wrote to memory of 4928 4948 cmd.exe 112 PID 4948 wrote to memory of 4928 4948 cmd.exe 112 PID 708 wrote to memory of 1876 708 cmd.exe 113 PID 708 wrote to memory of 1876 708 cmd.exe 113 PID 2776 wrote to memory of 4188 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 114 PID 2776 wrote to memory of 4188 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 114 PID 2776 wrote to memory of 4188 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 114 PID 4188 wrote to memory of 4440 4188 cmd.exe 116 PID 4188 wrote to memory of 4440 4188 cmd.exe 116 PID 2776 wrote to memory of 3328 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 117 PID 2776 wrote to memory of 3328 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 117 PID 2776 wrote to memory of 3328 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 117 PID 2776 wrote to memory of 3328 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 117 PID 2776 wrote to memory of 3328 2776 23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe 117
Processes
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C:\Users\Admin\AppData\Local\Temp\23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe"C:\Users\Admin\AppData\Local\Temp\23c0b428d61929b59cfe72e088c4917153124e8b8a0d8d321a8b2c59194e2977.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\EnnvkysoO.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:3976 -
C:\Windows\SysWOW64\cmd.execmd /c mkdir "\\?\C:\Windows "3⤵PID:1152
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:4396
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C:\Windows\SysWOW64\xcopy.exexcopy "easinvoker.exe" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:412
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:432
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C:\Windows\SysWOW64\xcopy.exexcopy "netutils.dll" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:1000
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:4820
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C:\Windows\SysWOW64\xcopy.exexcopy "KDECO.bat" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:4924
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C:\Windows\SysWOW64\xcopy.exexcopy "x.bat" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:4252
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:4292
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C:\Windows \System32\easinvoker.exe"C:\\Windows \\System32\\easinvoker.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\windows \system32\KDECO.bat""4⤵
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Windows\system32\cmd.execmd /c powershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"5⤵
- Suspicious use of WriteProcessMemory
PID:708 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"6⤵
- Suspicious use of AdjustPrivilegeToken
PID:1876
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C:\Windows\system32\sc.exesc.exe create truesight binPath="C:\Users\Public\Libraries\truesight.sys" type=kernel5⤵
- Launches sc.exe
PID:3864
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C:\Windows\system32\sc.exesc.exe start truesight5⤵
- Launches sc.exe
PID:4928
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C:\Windows\SysWOW64\cmd.execmd /c "C:\\Windows \\System32\\easinvoker.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4188 -
C:\Windows \System32\easinvoker.exe"C:\\Windows \\System32\\easinvoker.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4440
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C:\Users\Public\Libraries\osykvnnE.pifC:\Users\Public\Libraries\osykvnnE.pif2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3328
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_krzlbj4v.cg5.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Public\Libraries\EnnvkysoO.bat
- Size 7KB
- SHA256 f46e0cc2c119a32dd87edf97bfc73d985ee97d2c9dc00274b6b20d641e29deea
- MD5 0d0d24b46d4bb0e4962595d455020d48
- SHA1 48b247c1cb2577b28aabd7dfa999e0642b5dc6de
- SHA512 d5a8779e1cfd2a284173ce8a205cacb41fc7c744fa84e55682ac50b327c676ff50f668ecd176e0ab84420d143a8023d8b4590362b223704c55f5b0d7e116ba2c
- SSDEEP 96:d/MTt2AdgpRXp2iRk1gLnjrL8DKzGrqpQo8G4rBlV+NZxHlwcGCsmZ8ftIhu6yN2:mhdgPZoKnjv8Nrmz8nrByNWc7eIhu6h
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\KDECO.bat
- Size 4KB
- SHA256 c8e1912a3328802e98563e32eb053ae3e28249b701054af227e9f1ba6bfe24d9
- MD5 785e8193007bcd7858b9df41c9d45f89
- SHA1 29b206de05ab075138ca9e0b9fccdddf3c30cdfe
- SHA512 a4d6fd586800f27939d8c152e89d2a231dc9fd8466e715dfeba22e2aa0428509095e12e6e66f2cb5e40ff5c998b439dc3f6792e20c179f41ac9cae31ada9d45f
- SSDEEP 96:SXISfSQ06ldNpeDSMfZ5eFsOWSaQmHs7k8qntYlBT1g8klpiyqYr4Vgc5KsW3:4ISBl1eDS3sLBMBW8k35R4VgXsa
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\easinvoker.exe
- Size 128KB
- SHA256 30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
- MD5 231ce1e1d7d98b44371ffff407d68b59
- SHA1 25510d0f6353dbf0c9f72fc880de7585e34b28ff
- SHA512 520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
- SSDEEP 3072:zar2xXibKcf5K67+k02XbFbosspwUUgcR:Nibl7+k02XZb9UA
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\netutils.dll
- Size 115KB
- SHA256 ae33f291a6f2011ca147c2b48035743aba3c507dcef86e1fa6acb4dee47cbf43
- MD5 ecb0b0d16112f27c57e4048a02802fd5
- SHA1 f7d1c76802d3948c55114fc0ea82c928936de944
- SHA512 a18a6cde621274f42e20b4b897df2df984a8e6d420d65198fd6d4193a3a91b8c3ca6905120ac299acd8758da72654e7a650e872425677763894b11c98f03c421
- SSDEEP 1536:zUJiEezaID3zzy02XtS1msMtY0j5jJUQ7bT47WCl7MbiR8RyIESE8F:zUQEezd/4S1aY0vUQ7bT4gRy9SE8F
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\osykvnnE.pif
- Size 66KB
- SHA256 7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301
- MD5 c116d3604ceafe7057d77ff27552c215
- SHA1 452b14432fb5758b46f2897aeccd89f7c82a727d
- SHA512 9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6
- SSDEEP 1536:lR2rJpByeL+39Ua1ITgA8wpuO5CU4GGMGcT4idU:lR2lg9Ua1egkCU60U
- MD5 SHA1 SHA512 SSDEEP