Analysis
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max time kernel
90s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02-02-2023 08:27
Static task
static1
Behavioral task
behavioral1
Sample
SOA.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
SOA.exe
Resource
win10v2004-20220812-en
General
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Target
SOA.exe
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Size
713KB
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MD5
3b7b59917536997d4929921cca58850c
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SHA1
420adc000e70e420f0f6f7d862c23d51623edda1
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SHA256
bc6376ada7da41e46d4fd7b69303d9f08a89217e1e6ae4077afbf1fc65689118
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SHA512
7a6862fd909b112e6461a6f7a1ff54d5426ae65af35b7567d662aac97cb1a3558506a92f130a3d61b785c277c23565e9105a4403c1bc67e63204e5af1a910d81
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SSDEEP
12288:xAPKAvNFVW9iIA3inEXfjr6ghBCTiBqhnvoUmZSQHUWeh3ih9HOAjEzjF:aSAvNXWgIznMbr4O+nFmwkUBYTvIzjF
Malware Config
Extracted
Protocol: smtp- Host:
mail.gupbd.org - Port:
587 - Username:
[email protected] - Password:
Gup@1973#2022
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation SOA.exe -
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 local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lWmOHpD = "C:\\Users\\Admin\\AppData\\Roaming\\lWmOHpD\\lWmOHpD.exe" SOA.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 42 api.ipify.org 43 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4264 set thread context of 760 4264 SOA.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 2008 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4264 SOA.exe 4292 powershell.exe 3988 powershell.exe 4264 SOA.exe 4264 SOA.exe 4264 SOA.exe 4292 powershell.exe 3988 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4264 SOA.exe Token: SeDebugPrivilege 3988 powershell.exe Token: SeDebugPrivilege 4292 powershell.exe Token: SeDebugPrivilege 760 SOA.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 4264 wrote to memory of 3988 4264 SOA.exe 89 PID 4264 wrote to memory of 3988 4264 SOA.exe 89 PID 4264 wrote to memory of 3988 4264 SOA.exe 89 PID 4264 wrote to memory of 4292 4264 SOA.exe 91 PID 4264 wrote to memory of 4292 4264 SOA.exe 91 PID 4264 wrote to memory of 4292 4264 SOA.exe 91 PID 4264 wrote to memory of 2008 4264 SOA.exe 93 PID 4264 wrote to memory of 2008 4264 SOA.exe 93 PID 4264 wrote to memory of 2008 4264 SOA.exe 93 PID 4264 wrote to memory of 4592 4264 SOA.exe 96 PID 4264 wrote to memory of 4592 4264 SOA.exe 96 PID 4264 wrote to memory of 4592 4264 SOA.exe 96 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 PID 4264 wrote to memory of 760 4264 SOA.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"C:\Users\Admin\AppData\Local\Temp\SOA.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4264 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SOA.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3988
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HYkiSmDbaEVlRg.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4292
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HYkiSmDbaEVlRg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp80A9.tmp"2⤵
- Creates scheduled task(s)
PID:2008
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"C:\Users\Admin\AppData\Local\Temp\SOA.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:760
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"C:\Users\Admin\AppData\Local\Temp\SOA.exe"2⤵PID:4592
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5bc8eb72147ccede389bfedf9f5837c97
SHA1f27dda8a27f60947378cd65a4d741634cba9a078
SHA2567e3c24cd35a3a22674bb5b384b25746f3ab4834e0fd41a43d7f1c1a335b155d1
SHA5124d05744479de721c8ba20cc73f6d4cbe1d8b92cbda2be540b9cce404276317b0a1b83dfaae51a43e7e9c43c7b3f0f429d01c6bb1418123d0eb360dd7a8d02614
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Filesize
1KB
MD5bcb4bd6f020c20be926a3c18d8a1726c
SHA18da41fdf2538e1117584335937e3a247b442c97c
SHA2562bee6096ac6af9d58fc77cdbbaafc21c3579165afa41ff8e67809960b64d9f38
SHA5126b2a1b55811a88b5df153803819eca9ebfd2c1dc174fad00107c5414e06098cf1eb0ab051747e5f33a875b4e7f29d271649ed055fe3146f3230db2b75d982dca