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Analysis
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max time kernel
104s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 01:25
Static task
static1
Behavioral task
behavioral1
Sample
024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe
Resource
win10v2004-20220812-en
General
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Target
024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe
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Size
548KB
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MD5
4d6bc1d7974c06161e1ed65c7f0a20a8
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SHA1
1a98ef9a70d39f916a81e0e8c9cf95c8c145744b
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SHA256
024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c
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SHA512
c2d1b78364de65346e64e0fd0bed87c4ab110de1e03705b68489503f5069053a647d478c7b0c5217cc8f9f40fe39deceb2c809a714a92ffc8c741d273799e5ee
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SSDEEP
6144:tkAH0NoFM7OnNbxu3xWADqEenYqOzUHnjir1TApaBtDVFlQYnGLUHFop5Ny05dS7:trFBtfDcapaBtDpHFY+0+FskukB1Hd
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 5 IoCs
resource yara_rule behavioral1/memory/1312-76-0x0000000000400000-0x0000000000470000-memory.dmp family_isrstealer behavioral1/memory/1312-79-0x00000000004011F8-mapping.dmp family_isrstealer behavioral1/memory/1312-78-0x0000000000400000-0x0000000000470000-memory.dmp family_isrstealer behavioral1/memory/1312-123-0x0000000000400000-0x0000000000470000-memory.dmp family_isrstealer behavioral1/memory/1312-127-0x0000000000400000-0x0000000000470000-memory.dmp family_isrstealer -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1952-120-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView behavioral1/memory/1952-122-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1404-99-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView behavioral1/memory/1404-100-0x000000000043F420-mapping.dmp WebBrowserPassView behavioral1/memory/1404-107-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView behavioral1/memory/1404-124-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView behavioral1/memory/1404-125-0x0000000000400000-0x0000000000454000-memory.dmp WebBrowserPassView -
Nirsoft 10 IoCs
resource yara_rule behavioral1/memory/1404-99-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft behavioral1/memory/1404-100-0x000000000043F420-mapping.dmp Nirsoft behavioral1/memory/1404-107-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft behavioral1/memory/776-106-0x0000000000423BC0-mapping.dmp Nirsoft behavioral1/memory/776-113-0x0000000000400000-0x0000000000426000-memory.dmp Nirsoft behavioral1/memory/1952-120-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/776-121-0x0000000000400000-0x0000000000426000-memory.dmp Nirsoft behavioral1/memory/1952-122-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/1404-124-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft behavioral1/memory/1404-125-0x0000000000400000-0x0000000000454000-memory.dmp Nirsoft -
resource yara_rule behavioral1/memory/2032-59-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2032-61-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2032-62-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2032-66-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2032-65-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/2032-70-0x0000000000400000-0x000000000040C000-memory.dmp upx behavioral1/memory/776-105-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/776-111-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/776-113-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1952-114-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/1952-119-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/1952-120-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/776-121-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1952-122-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/2032-126-0x0000000000400000-0x000000000040C000-memory.dmp upx -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe -
Suspicious use of SetThreadContext 6 IoCs
description pid Process procid_target PID 2036 set thread context of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 set thread context of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 1312 set thread context of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 784 set thread context of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 set thread context of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 set thread context of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
pid Process 1116 ipconfig.exe 276 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 776 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 2036 wrote to memory of 1116 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 27 PID 2036 wrote to memory of 1116 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 27 PID 2036 wrote to memory of 1116 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 27 PID 2036 wrote to memory of 1116 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 27 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2036 wrote to memory of 2032 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 29 PID 2032 wrote to memory of 276 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 30 PID 2032 wrote to memory of 276 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 30 PID 2032 wrote to memory of 276 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 30 PID 2032 wrote to memory of 276 2032 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 30 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 2036 wrote to memory of 1312 2036 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 32 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 1312 wrote to memory of 784 1312 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 33 PID 784 wrote to memory of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 wrote to memory of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 wrote to memory of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 wrote to memory of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 wrote to memory of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 wrote to memory of 1404 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 34 PID 784 wrote to memory of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 wrote to memory of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 wrote to memory of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 wrote to memory of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 wrote to memory of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 wrote to memory of 776 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 35 PID 784 wrote to memory of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36 PID 784 wrote to memory of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36 PID 784 wrote to memory of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36 PID 784 wrote to memory of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36 PID 784 wrote to memory of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36 PID 784 wrote to memory of 1952 784 024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\System32\ipconfig.exe" /release2⤵
- Gathers network information
PID:1116
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C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /renew3⤵
- Gathers network information
PID:276
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C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp4⤵PID:1404
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C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data1.dmp4⤵
- Suspicious use of AdjustPrivilegeToken
PID:776
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C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe"C:\Users\Admin\AppData\Local\Temp\024140fb411c120a4f7bdab9a46959b60da178910106bd0d73196a479243947c.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data2.dmp4⤵
- Accesses Microsoft Outlook accounts
PID:1952
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