Analysis
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max time kernel
166s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
29-12-2023 19:53
Static task
static1
Behavioral task
behavioral1
Sample
0257ddd147e983c710726ab6fa0f8e32.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
0257ddd147e983c710726ab6fa0f8e32.exe
Resource
win10v2004-20231215-en
General
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Target
0257ddd147e983c710726ab6fa0f8e32.exe
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Size
239KB
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MD5
0257ddd147e983c710726ab6fa0f8e32
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SHA1
85fdda8fe46fb37b098953fda8b4ed22337954c4
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SHA256
9d5b467c6b68ab75c8153df07b72abd63fda9bd3dfcc045cb6fb65c17b1db482
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SHA512
d11646f9c95327dd5ab498339097bd67681e4ad0ae97639190b95b29ab07f188c9f9adda0a8bedccef87d0bbd9c86b45b1ffe76a4210714df072d1802c59bb6d
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SSDEEP
6144:60+pf8o5HaqCTPL5oT5jzOZiDmUZE5jZR5s:63pldatOn9mUZ2vu
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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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 12 IoCs
Processes:
resource yara_rule behavioral1/memory/2728-14-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2728-12-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2728-18-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2728-20-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2728-22-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2728-25-0x0000000000300000-0x0000000000340000-memory.dmp family_stormkitty behavioral1/memory/2308-113-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2308-115-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2308-117-0x0000000002310000-0x0000000002350000-memory.dmp family_stormkitty behavioral1/memory/2124-160-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2124-162-0x0000000000400000-0x0000000000418000-memory.dmp family_stormkitty behavioral1/memory/2124-164-0x0000000000370000-0x00000000003B0000-memory.dmp family_stormkitty -
A310logger Executable 15 IoCs
Processes:
resource yara_rule behavioral1/memory/2728-14-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2728-12-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2728-18-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2728-20-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2728-22-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2728-25-0x0000000000300000-0x0000000000340000-memory.dmp a310logger \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe a310logger behavioral1/memory/2308-113-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2308-115-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2308-117-0x0000000002310000-0x0000000002350000-memory.dmp a310logger behavioral1/memory/820-143-0x0000000000C30000-0x0000000000CB0000-memory.dmp a310logger behavioral1/memory/2124-160-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2124-162-0x0000000000400000-0x0000000000418000-memory.dmp a310logger behavioral1/memory/2124-164-0x0000000000370000-0x00000000003B0000-memory.dmp a310logger behavioral1/memory/2784-190-0x0000000000950000-0x00000000009D0000-memory.dmp a310logger -
Executes dropped EXE 3 IoCs
Processes:
MZ.exeMZ.exeMZ.exepid process 268 MZ.exe 820 MZ.exe 2784 MZ.exe -
Loads dropped DLL 3 IoCs
Processes:
InstallUtil.exeInstallUtil.exeInstallUtil.exepid process 2728 InstallUtil.exe 2308 InstallUtil.exe 2124 InstallUtil.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 9 IoCs
Processes:
InstallUtil.exeInstallUtil.exeInstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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.
Processes:
flow ioc 2 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
Processes:
0257ddd147e983c710726ab6fa0f8e32.exe0257ddd147e983c710726ab6fa0f8e32.exedescription pid process target process PID 2904 set thread context of 2268 2904 0257ddd147e983c710726ab6fa0f8e32.exe 0257ddd147e983c710726ab6fa0f8e32.exe PID 2268 set thread context of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 set thread context of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 set thread context of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
InstallUtil.exeInstallUtil.exeInstallUtil.exedescription 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 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 6 IoCs
Processes:
MZ.exeMZ.exeMZ.exepid process 268 MZ.exe 268 MZ.exe 820 MZ.exe 820 MZ.exe 2784 MZ.exe 2784 MZ.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
0257ddd147e983c710726ab6fa0f8e32.exepid process 2268 0257ddd147e983c710726ab6fa0f8e32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
0257ddd147e983c710726ab6fa0f8e32.exepid process 2904 0257ddd147e983c710726ab6fa0f8e32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
MZ.exeMZ.exeMZ.exedescription pid process Token: SeDebugPrivilege 268 MZ.exe Token: SeDebugPrivilege 820 MZ.exe Token: SeDebugPrivilege 2784 MZ.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
0257ddd147e983c710726ab6fa0f8e32.exepid process 2268 0257ddd147e983c710726ab6fa0f8e32.exe 2268 0257ddd147e983c710726ab6fa0f8e32.exe -
Suspicious use of WriteProcessMemory 53 IoCs
Processes:
0257ddd147e983c710726ab6fa0f8e32.exe0257ddd147e983c710726ab6fa0f8e32.exeInstallUtil.exeInstallUtil.exeInstallUtil.exedescription pid process target process PID 2904 wrote to memory of 2268 2904 0257ddd147e983c710726ab6fa0f8e32.exe 0257ddd147e983c710726ab6fa0f8e32.exe PID 2904 wrote to memory of 2268 2904 0257ddd147e983c710726ab6fa0f8e32.exe 0257ddd147e983c710726ab6fa0f8e32.exe PID 2904 wrote to memory of 2268 2904 0257ddd147e983c710726ab6fa0f8e32.exe 0257ddd147e983c710726ab6fa0f8e32.exe PID 2904 wrote to memory of 2268 2904 0257ddd147e983c710726ab6fa0f8e32.exe 0257ddd147e983c710726ab6fa0f8e32.exe PID 2904 wrote to memory of 2268 2904 0257ddd147e983c710726ab6fa0f8e32.exe 0257ddd147e983c710726ab6fa0f8e32.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2728 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2728 wrote to memory of 268 2728 InstallUtil.exe MZ.exe PID 2728 wrote to memory of 268 2728 InstallUtil.exe MZ.exe PID 2728 wrote to memory of 268 2728 InstallUtil.exe MZ.exe PID 2728 wrote to memory of 268 2728 InstallUtil.exe MZ.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2308 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2308 wrote to memory of 820 2308 InstallUtil.exe MZ.exe PID 2308 wrote to memory of 820 2308 InstallUtil.exe MZ.exe PID 2308 wrote to memory of 820 2308 InstallUtil.exe MZ.exe PID 2308 wrote to memory of 820 2308 InstallUtil.exe MZ.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2268 wrote to memory of 2124 2268 0257ddd147e983c710726ab6fa0f8e32.exe InstallUtil.exe PID 2124 wrote to memory of 2784 2124 InstallUtil.exe MZ.exe PID 2124 wrote to memory of 2784 2124 InstallUtil.exe MZ.exe PID 2124 wrote to memory of 2784 2124 InstallUtil.exe MZ.exe PID 2124 wrote to memory of 2784 2124 InstallUtil.exe MZ.exe -
outlook_office_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0257ddd147e983c710726ab6fa0f8e32.exe"C:\Users\Admin\AppData\Local\Temp\0257ddd147e983c710726ab6fa0f8e32.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Local\Temp\0257ddd147e983c710726ab6fa0f8e32.exe"C:\Users\Admin\AppData\Local\Temp\0257ddd147e983c710726ab6fa0f8e32.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2728 -
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:268 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2308 -
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:820 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2124 -
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:2784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a58a1539496acdb1d3745bdcbaddb0b6
SHA1e2e5d9cee6242cc8115d410ad145c11179f223d8
SHA256e4bebd9b8fd0f0804bca383897fd6a6b466dd92a5befdd80ee5cbb04d5678cba
SHA51245a2da8192fe4c5d9049f96ee72347b8e95212a0920c5c55bc6d98c5325153b7ddcb8f7a3f438013cd26d3a11cb8a20829af64dc5a7afc00e036b1b4608ff336
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5ef6df9c5294251d659a547e68694972e
SHA1095a9a3ab37455d18765eb1ddafe7bd3a9d7b6d9
SHA256fe8edc1f54dee92df2ee2727acba577cbbb0d7bbdba399539ee89b4d54ee171b
SHA5124373dbf67e7243c07e821c99cdca44695b4cfc9428562ad6dc0ef871f15809183742377b2737815a60603e5d58bbcf77656053469869b06e7fcd83360aa67885
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5343341241e30a1b70bfff96f05126807
SHA17d843706d5fa4869dc5b85f3c37ca92038a69118
SHA2567a8eb20759d6e4ab18c18be47c6f291fda83ba052525ffe29c0697d0fb8c5a0e
SHA512bf0b68431418c00afe598be83f311de7bcfda49120e4e36a87e9bb8769cbb0cad3019faf47170e156c62b357570ea0297f5acbe9a0665c75296c4ce00a7776b6
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
20KB
MD51bad0cbd09b05a21157d8255dc801778
SHA1ff284bba12f011b72e20d4c9537d6c455cdbf228
SHA256218073bda7a00e780704c1289d5e22ad27bb3ba11f210afa18af33a6ad5176e9
SHA5124fea56812eba1f1bba17f20d06b509e2a3b4e138562e53c230d0736d596abed4a6a3e43e26936fcd6d107924c8bba41885f34901afa4fd0d37d7e4a93c9b8533