Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
16-03-2024 12:58
Static task
static1
Behavioral task
behavioral1
Sample
ce1e7349486456b3c57a5266260f3393.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
ce1e7349486456b3c57a5266260f3393.exe
Resource
win10v2004-20240226-en
General
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Target
ce1e7349486456b3c57a5266260f3393.exe
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Size
1001KB
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MD5
ce1e7349486456b3c57a5266260f3393
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SHA1
0f48649519bf91e15b57650ba84a5a4a7da5c0ca
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SHA256
723653126eb7214b142d0e0c6689158f3acebc548a38f704e979347e2290a5cc
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SHA512
6c37b2cb3f1db56dc3f9139fd70456aee25ea5a50973e86b3585b4f0cba0661433ee0ae260b7d25886c5fd3fba3b6323458b16683638607e417b54b3dd5b408d
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SSDEEP
24576:s6unKM3YweVE6GWmLPSaGa4pFPxHCjt2:OJ3YweDGWcSxa4pF5Hs
Malware Config
Signatures
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ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
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ISR Stealer payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/3048-17-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/3048-21-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/3048-40-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/320-38-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView behavioral1/memory/320-39-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView -
Nirsoft 2 IoCs
Processes:
resource yara_rule behavioral1/memory/320-38-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/320-39-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft -
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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Processes:
resource yara_rule behavioral1/memory/2492-27-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2492-29-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2492-30-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2492-31-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2492-33-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/320-35-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/320-37-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/320-38-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/320-39-0x0000000000400000-0x000000000041F000-memory.dmp upx -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
ce1e7349486456b3c57a5266260f3393.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts ce1e7349486456b3c57a5266260f3393.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
ce1e7349486456b3c57a5266260f3393.exece1e7349486456b3c57a5266260f3393.exedescription pid process target process PID 2084 set thread context of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 set thread context of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 set thread context of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ce1e7349486456b3c57a5266260f3393.exedescription pid process Token: SeDebugPrivilege 2084 ce1e7349486456b3c57a5266260f3393.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ce1e7349486456b3c57a5266260f3393.exepid process 3048 ce1e7349486456b3c57a5266260f3393.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
ce1e7349486456b3c57a5266260f3393.exece1e7349486456b3c57a5266260f3393.exedescription pid process target process PID 2084 wrote to memory of 2752 2084 ce1e7349486456b3c57a5266260f3393.exe schtasks.exe PID 2084 wrote to memory of 2752 2084 ce1e7349486456b3c57a5266260f3393.exe schtasks.exe PID 2084 wrote to memory of 2752 2084 ce1e7349486456b3c57a5266260f3393.exe schtasks.exe PID 2084 wrote to memory of 2752 2084 ce1e7349486456b3c57a5266260f3393.exe schtasks.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 2084 wrote to memory of 3048 2084 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 2492 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe PID 3048 wrote to memory of 320 3048 ce1e7349486456b3c57a5266260f3393.exe ce1e7349486456b3c57a5266260f3393.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ce1e7349486456b3c57a5266260f3393.exe"C:\Users\Admin\AppData\Local\Temp\ce1e7349486456b3c57a5266260f3393.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PdacbsPcya" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB0D8.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\ce1e7349486456b3c57a5266260f3393.exe"C:\Users\Admin\AppData\Local\Temp\ce1e7349486456b3c57a5266260f3393.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ce1e7349486456b3c57a5266260f3393.exe/scomma "C:\Users\Admin\AppData\Local\Temp\hKTNHaq0Kw.ini"3⤵
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C:\Users\Admin\AppData\Local\Temp\ce1e7349486456b3c57a5266260f3393.exe/scomma "C:\Users\Admin\AppData\Local\Temp\cjOMj91zUH.ini"3⤵
- Accesses Microsoft Outlook accounts
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\hKTNHaq0Kw.iniFilesize
5B
MD5d1ea279fb5559c020a1b4137dc4de237
SHA1db6f8988af46b56216a6f0daf95ab8c9bdb57400
SHA256fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba
SHA512720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3
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C:\Users\Admin\AppData\Local\Temp\tmpB0D8.tmpFilesize
1KB
MD571e3a5246920afd66a9b0ebc05bb4097
SHA17518ed4a040ccd2f6ba0313e78d4efa0c5b7f921
SHA25650f70cfb44cf6cd28489b06dba29607006b98b13a45d5e94e43c169b0af49b67
SHA512b08d19e3e6a6b1521259ae236bae6fd5c49ba515d30bae794890e28d2ca2c62fe96595564067a26173537f80497d4d001d9fe905dfa1280e8730631adb0f1907
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memory/320-35-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/320-37-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/320-38-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/320-39-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/2084-3-0x0000000000230000-0x0000000000248000-memory.dmpFilesize
96KB
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memory/2084-7-0x0000000000A90000-0x0000000000ADE000-memory.dmpFilesize
312KB
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memory/2084-6-0x0000000005750000-0x000000000580E000-memory.dmpFilesize
760KB
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memory/2084-5-0x0000000004E90000-0x0000000004ED0000-memory.dmpFilesize
256KB
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memory/2084-4-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2084-1-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2084-2-0x0000000004E90000-0x0000000004ED0000-memory.dmpFilesize
256KB
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memory/2084-0-0x0000000000C40000-0x0000000000D40000-memory.dmpFilesize
1024KB
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memory/2084-25-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2492-31-0x0000000000400000-0x0000000000453000-memory.dmpFilesize
332KB
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memory/2492-29-0x0000000000400000-0x0000000000453000-memory.dmpFilesize
332KB
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memory/2492-30-0x0000000000400000-0x0000000000453000-memory.dmpFilesize
332KB
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memory/2492-27-0x0000000000400000-0x0000000000453000-memory.dmpFilesize
332KB
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memory/2492-33-0x0000000000400000-0x0000000000453000-memory.dmpFilesize
332KB
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memory/3048-21-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3048-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/3048-17-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3048-15-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3048-13-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3048-40-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB