Analysis
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max time kernel
145s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
06/10/2023, 12:47
Static task
static1
Behavioral task
behavioral1
Sample
PO.exe
Resource
win7-20230831-en
General
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Target
PO.exe
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Size
602KB
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MD5
2577aac1507e269325b75863245be938
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SHA1
cc342170863dfdb888c3635f731956a9028e770a
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SHA256
2b8172f51acd81794ecb8e7f69f07316d7c0b0b6c21750bbe8888db892fb7f8f
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SHA512
bf13cea4bc3c174c94d976919086fead28746747e4b7d7d29e227b61ca6c227b5aa1e7da3e2b632d406e8302d25ac1b916eebde6a83c4762ccb10812c7843318
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SSDEEP
12288:R8zS55mFzKi6PkU1AYPPuKQvDxLX/sMwsrtKfntEWmOYcoac3Ta24hA:Rf55qWi6PkU1tPDkBwsrYfGWVxohm24W
Malware Config
Extracted
Protocol: smtp- Host:
mail.quartieri97italy.com.ng - Port:
587 - Username:
[email protected] - Password:
philipmezierecei56.;9
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-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation PO.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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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 54 api.ipify.org 55 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 648 set thread context of 3008 648 PO.exe 104 -
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 4100 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 648 PO.exe 648 PO.exe 648 PO.exe 648 PO.exe 648 PO.exe 648 PO.exe 3008 PO.exe 3008 PO.exe 1260 powershell.exe 1260 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 648 PO.exe Token: SeDebugPrivilege 3008 PO.exe Token: SeDebugPrivilege 1260 powershell.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 648 wrote to memory of 1260 648 PO.exe 98 PID 648 wrote to memory of 1260 648 PO.exe 98 PID 648 wrote to memory of 1260 648 PO.exe 98 PID 648 wrote to memory of 4100 648 PO.exe 100 PID 648 wrote to memory of 4100 648 PO.exe 100 PID 648 wrote to memory of 4100 648 PO.exe 100 PID 648 wrote to memory of 1044 648 PO.exe 102 PID 648 wrote to memory of 1044 648 PO.exe 102 PID 648 wrote to memory of 1044 648 PO.exe 102 PID 648 wrote to memory of 1144 648 PO.exe 103 PID 648 wrote to memory of 1144 648 PO.exe 103 PID 648 wrote to memory of 1144 648 PO.exe 103 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104 PID 648 wrote to memory of 3008 648 PO.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:648 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\skUDsHmuZWLF.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1260
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\skUDsHmuZWLF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp328.tmp"2⤵
- Creates scheduled task(s)
PID:4100
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"2⤵PID:1044
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"2⤵PID:1144
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5711c9f4022871cc7b6397bae8924dcec
SHA1815868057ac6f4b27ad85260be379e581cd488a8
SHA256577401169d2cae3b4af2968cada389085ff53142d9d878638aa7c5a48d29682e
SHA512ebf436b2cf6bd9f388a8942cc739265b23dec176adf097de9978fc5fdc0d94b577ab12ba198597c1aa374380c9f675ab2c190cfcc38af55e867a4d2f7dbe2b03