Analysis
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max time kernel
4294188s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20220223-en -
submitted
10/03/2022, 20:58
Static task
static1
Behavioral task
behavioral1
Sample
49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe
Resource
win7-20220223-en
Behavioral task
behavioral2
Sample
49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe
Resource
win10v2004-en-20220113
General
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Target
49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe
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Size
504KB
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MD5
d07c8438cf41e30f7747add9331d1f03
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SHA1
7fa3f93934a4e6152af9c966ea5ebad7092c6924
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SHA256
49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7
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SHA512
7de1e6ded1b5fb1a411fa67529bc3eb90c631d058643a5744f1f99cdebe34bfb53964627d469f46d8fe70f388ce902ec2f6dd4a0a95249d7d87aca8c17d44329
Malware Config
Extracted
Protocol: smtp- Host:
mail.charangupta.com - Port:
587 - Username:
[email protected] - Password:
ashok@88113
Signatures
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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1852-59-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1852-62-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1792-63-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1792-66-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 4 IoCs
resource yara_rule behavioral1/memory/1852-59-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1852-62-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1792-63-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1792-66-0x0000000000400000-0x0000000000458000-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-1-5-21-1405931862-909307831-4085185274-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1680 set thread context of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 set thread context of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1852 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 28 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29 PID 1680 wrote to memory of 1792 1680 49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe"C:\Users\Admin\AppData\Local\Temp\49235e9139a0dca40f56b226969703330a8da7b0c4e82b3108c8563d40d196f7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1680 -
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"2⤵
- Accesses Microsoft Outlook accounts
PID:1852
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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"2⤵PID:1792
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