Analysis
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max time kernel
173s -
max time network
190s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2023 08:13
Static task
static1
Behavioral task
behavioral1
Sample
113f59d0bd4384226e40c17bf899935d.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
113f59d0bd4384226e40c17bf899935d.exe
Resource
win10v2004-20231215-en
General
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Target
113f59d0bd4384226e40c17bf899935d.exe
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Size
955KB
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MD5
113f59d0bd4384226e40c17bf899935d
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SHA1
4bf159402cefe87d328182fee0e82297b1fff5c5
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SHA256
b77f7c59b071608e552cf6ccae6f9e0e3f6790d83ec7d163713b0eedc6eccf25
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SHA512
d8e3717916475013e8ec8cc5a5fef303c4467fe66b944f1031ee73ad964a6a699d3c872a305173ac7565e5000ade605e8cef1cbe3ca9438ac1f85993a69a3b78
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SSDEEP
12288:gFrXv++Cjkemhes5D9Bq1U50kb9zU9uRyM3/CsUABjFG3CiEN4/PosRbOt/kUQQj:gFrpCDsz2SCyiJA+O9ENGZOMb
Malware Config
Signatures
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A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/2024-9-0x0000000005150000-0x0000000005166000-memory.dmp family_zgrat_v1 -
StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 2 IoCs
resource yara_rule behavioral2/memory/1620-20-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral2/memory/3032-50-0x0000000001450000-0x0000000001460000-memory.dmp family_stormkitty -
A310logger Executable 5 IoCs
resource yara_rule behavioral2/memory/1620-20-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral2/files/0x0006000000023252-31.dat a310logger behavioral2/memory/616-40-0x0000000000AA0000-0x0000000000AB0000-memory.dmp a310logger behavioral2/memory/3032-50-0x0000000001450000-0x0000000001460000-memory.dmp a310logger behavioral2/memory/2944-65-0x0000000001140000-0x0000000001150000-memory.dmp a310logger -
Executes dropped EXE 2 IoCs
pid Process 616 MZ.exe 2944 MZ.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 91 icanhazip.com -
Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2024 set thread context of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 4992 set thread context of 3744 4992 113f59d0bd4384226e40c17bf899935d.exe 93 PID 4992 set thread context of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 set thread context of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4704 3744 WerFault.exe 93 -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 InstallUtil.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier InstallUtil.exe Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 InstallUtil.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2024 113f59d0bd4384226e40c17bf899935d.exe 2024 113f59d0bd4384226e40c17bf899935d.exe 616 MZ.exe 616 MZ.exe 616 MZ.exe 616 MZ.exe 2944 MZ.exe 2944 MZ.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4992 113f59d0bd4384226e40c17bf899935d.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2024 113f59d0bd4384226e40c17bf899935d.exe Token: SeDebugPrivilege 1620 InstallUtil.exe Token: SeDebugPrivilege 616 MZ.exe Token: SeDebugPrivilege 3032 InstallUtil.exe Token: SeDebugPrivilege 2944 MZ.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4992 113f59d0bd4384226e40c17bf899935d.exe 4992 113f59d0bd4384226e40c17bf899935d.exe -
Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 2024 wrote to memory of 3068 2024 113f59d0bd4384226e40c17bf899935d.exe 91 PID 2024 wrote to memory of 3068 2024 113f59d0bd4384226e40c17bf899935d.exe 91 PID 2024 wrote to memory of 3068 2024 113f59d0bd4384226e40c17bf899935d.exe 91 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 2024 wrote to memory of 4992 2024 113f59d0bd4384226e40c17bf899935d.exe 92 PID 4992 wrote to memory of 3744 4992 113f59d0bd4384226e40c17bf899935d.exe 93 PID 4992 wrote to memory of 3744 4992 113f59d0bd4384226e40c17bf899935d.exe 93 PID 4992 wrote to memory of 3744 4992 113f59d0bd4384226e40c17bf899935d.exe 93 PID 4992 wrote to memory of 3744 4992 113f59d0bd4384226e40c17bf899935d.exe 93 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 4992 wrote to memory of 1620 4992 113f59d0bd4384226e40c17bf899935d.exe 107 PID 1620 wrote to memory of 616 1620 InstallUtil.exe 109 PID 1620 wrote to memory of 616 1620 InstallUtil.exe 109 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 4992 wrote to memory of 3032 4992 113f59d0bd4384226e40c17bf899935d.exe 110 PID 3032 wrote to memory of 2944 3032 InstallUtil.exe 111 PID 3032 wrote to memory of 2944 3032 InstallUtil.exe 111 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\113f59d0bd4384226e40c17bf899935d.exe"C:\Users\Admin\AppData\Local\Temp\113f59d0bd4384226e40c17bf899935d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Users\Admin\AppData\Local\Temp\113f59d0bd4384226e40c17bf899935d.exe"C:\Users\Admin\AppData\Local\Temp\113f59d0bd4384226e40c17bf899935d.exe"2⤵PID:3068
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C:\Users\Admin\AppData\Local\Temp\113f59d0bd4384226e40c17bf899935d.exe"C:\Users\Admin\AppData\Local\Temp\113f59d0bd4384226e40c17bf899935d.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵PID:3744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 804⤵
- Program crash
PID:4704
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:616
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3032 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3744 -ip 37441⤵PID:1184
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
128B
MD53d238ac6dd6710907edf2ad7893a0ed2
SHA1b07aaeeb31bdc6e94097a254be088b092dc1fb68
SHA25602d215d5b6ea166e6c4c4669547cbadecbb427d5baf394fbffc7ef374a967501
SHA512c358aa68303aa99ebc019014b4c1fc2fbfa98733f1ea863bf78ca2b877dc5c610121115432d96504df9e43bdda637b067359b07228b6f129bc5ec9a01ed3ee24
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Filesize
496B
MD55370d1dff94d27a9a6cfab002a5c444b
SHA1fecadd9e884c57822ebeae897a3989c0e678fd1a
SHA2560ddb4ec9a919c3566a4ab48ce605f24816e6fb2efdd6e4070a54a1f5912ec946
SHA51267a3787e49e7d8ea23b3e1766639b36e685cf404042bc270f5c43dc0b0f50623778cb98c013577b3a0a3b425b608ff4e944e29df3725425ce6383759fe7534eb
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Filesize
20KB
MD51bad0cbd09b05a21157d8255dc801778
SHA1ff284bba12f011b72e20d4c9537d6c455cdbf228
SHA256218073bda7a00e780704c1289d5e22ad27bb3ba11f210afa18af33a6ad5176e9
SHA5124fea56812eba1f1bba17f20d06b509e2a3b4e138562e53c230d0736d596abed4a6a3e43e26936fcd6d107924c8bba41885f34901afa4fd0d37d7e4a93c9b8533