Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31-12-2023 12:25
Static task
static1
Behavioral task
behavioral1
Sample
361efc2114f658f7e242e3bb1734719e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
361efc2114f658f7e242e3bb1734719e.exe
Resource
win10v2004-20231215-en
General
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Target
361efc2114f658f7e242e3bb1734719e.exe
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Size
1015KB
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MD5
361efc2114f658f7e242e3bb1734719e
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SHA1
30fa8072f243ca927f99d14546161e39aa7cf5ff
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SHA256
29348930cf258fae2c57f912099b745ac5a52dfe00942449f0547bfd926f3daa
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SHA512
e66c45538ae78ad10fe08a612d8f342e2b75c78b32714d3d3d68b94f5a537c675be562bb48cd1dec086d40f0d7ca81bab2f414b4e9a508cd572d06ea908838a5
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SSDEEP
24576:FfvNY30Be8sbZdLlW+1k8iXZwqcK/midRv9j0SFYNaRU1F4:dsFdLlW+1pihf3lTF+
Malware Config
Signatures
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NirSoft MailPassView 8 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2524-15-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/2524-19-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/2524-16-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/2524-21-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/2524-23-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/2636-32-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2636-34-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2636-36-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 8 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2524-15-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/2524-19-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/2524-16-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/2524-21-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/2524-23-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/2756-37-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2756-39-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2756-43-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 11 IoCs
resource yara_rule behavioral1/memory/2524-15-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/2524-19-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/2524-16-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/2524-21-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/2524-23-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/2636-32-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2636-34-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2636-36-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2756-37-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2756-39-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2756-43-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 361efc2114f658f7e242e3bb1734719e.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 4 whatismyipaddress.com 2 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 828 set thread context of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 2524 set thread context of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 set thread context of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 -
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.
pid Process 2608 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2524 361efc2114f658f7e242e3bb1734719e.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2524 361efc2114f658f7e242e3bb1734719e.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 828 wrote to memory of 2608 828 361efc2114f658f7e242e3bb1734719e.exe 30 PID 828 wrote to memory of 2608 828 361efc2114f658f7e242e3bb1734719e.exe 30 PID 828 wrote to memory of 2608 828 361efc2114f658f7e242e3bb1734719e.exe 30 PID 828 wrote to memory of 2608 828 361efc2114f658f7e242e3bb1734719e.exe 30 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 828 wrote to memory of 2524 828 361efc2114f658f7e242e3bb1734719e.exe 32 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2636 2524 361efc2114f658f7e242e3bb1734719e.exe 34 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35 PID 2524 wrote to memory of 2756 2524 361efc2114f658f7e242e3bb1734719e.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\361efc2114f658f7e242e3bb1734719e.exe"C:\Users\Admin\AppData\Local\Temp\361efc2114f658f7e242e3bb1734719e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fTVgBYSsUwKEVD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp40E7.tmp"2⤵
- Creates scheduled task(s)
PID:2608
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C:\Users\Admin\AppData\Local\Temp\361efc2114f658f7e242e3bb1734719e.exe"C:\Users\Admin\AppData\Local\Temp\361efc2114f658f7e242e3bb1734719e.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
PID:2636
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵PID:2756
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
1KB
MD5c91388123b74af2597cc40f1b6e2d986
SHA14013f00655c8ea805a17d46cf27c08223ee7ad5f
SHA256e666a9006bd628729b5f66ce90d3957b17626b434e3b792637a4dd014a841fac
SHA5123c49b5d141ade71c8593bf7fcfdedeaf67cee2fd5e9fd8d9b808a020db7551602bb4b5e3b42c6f46f439a74169fe7985228f6b132b96bd7d9b643faa41c9e1c9
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Filesize
1015KB
MD5361efc2114f658f7e242e3bb1734719e
SHA130fa8072f243ca927f99d14546161e39aa7cf5ff
SHA25629348930cf258fae2c57f912099b745ac5a52dfe00942449f0547bfd926f3daa
SHA512e66c45538ae78ad10fe08a612d8f342e2b75c78b32714d3d3d68b94f5a537c675be562bb48cd1dec086d40f0d7ca81bab2f414b4e9a508cd572d06ea908838a5