Analysis
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max time kernel
113s -
max time network
115s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
28-04-2024 01:47
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order items_pdf.scr
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Purchase Order items_pdf.scr
Resource
win10v2004-20240426-en
General
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Target
Purchase Order items_pdf.scr
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Size
768KB
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MD5
4895ce225ebd6e1a8d1fca5d2b9cb9a9
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SHA1
dee3c9200db88bd61653893678a83669df14761c
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SHA256
40858de71414dce51754cc1d1098a9573e23d346c016d86e5a0492a82cb06a14
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SHA512
8065f45b3ba63ec25a871b4f95d3934388e2be5b2907ab82791856882d021df490d06437b3d739296004138e80d5ee2c17e296f77ec5f2fecbaa76490b4812fe
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SSDEEP
12288:AF2iN3MibrvsyZlZRkXN6wjp3Og9iUGtuPsfvBK1SDOQS6lv312Z3:AF1lfvs2Re6AZoU6BfvVDOQS6J312Z
Malware Config
Extracted
Protocol: ftp- Host:
ftp.wapination.net - Port:
21 - Username:
pop@wapination.net - Password:
sync@#1235
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.wapination.net - Port:
21 - Username:
pop@wapination.net - Password:
sync@#1235
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Purchase Order items_pdf.scrdescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation Purchase Order items_pdf.scr -
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.
Processes:
flow ioc 18 api.ipify.org 19 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase Order items_pdf.scrdescription pid process target process PID 1640 set thread context of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Purchase Order items_pdf.scrpowershell.exepid process 2124 Purchase Order items_pdf.scr 2124 Purchase Order items_pdf.scr 2864 powershell.exe 2864 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Purchase Order items_pdf.scrpowershell.exedescription pid process Token: SeDebugPrivilege 2124 Purchase Order items_pdf.scr Token: SeDebugPrivilege 2864 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Purchase Order items_pdf.scrdescription pid process target process PID 1640 wrote to memory of 2864 1640 Purchase Order items_pdf.scr powershell.exe PID 1640 wrote to memory of 2864 1640 Purchase Order items_pdf.scr powershell.exe PID 1640 wrote to memory of 2864 1640 Purchase Order items_pdf.scr powershell.exe PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr PID 1640 wrote to memory of 2124 1640 Purchase Order items_pdf.scr Purchase Order items_pdf.scr
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase Order items_pdf.scr"C:\Users\Admin\AppData\Local\Temp\Purchase Order items_pdf.scr" /S1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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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\Local\Temp\Purchase Order items_pdf.scr"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Purchase Order items_pdf.scr"C:\Users\Admin\AppData\Local\Temp\Purchase Order items_pdf.scr"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order items_pdf.scr.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oxyh1bip.pnp.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/1640-6-0x0000000005DF0000-0x0000000005E10000-memory.dmpFilesize
128KB
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memory/1640-3-0x0000000005870000-0x0000000005902000-memory.dmpFilesize
584KB
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memory/1640-4-0x0000000005AD0000-0x0000000005AE0000-memory.dmpFilesize
64KB
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memory/1640-5-0x0000000005840000-0x000000000584A000-memory.dmpFilesize
40KB
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memory/1640-14-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/1640-7-0x0000000005E10000-0x0000000005E24000-memory.dmpFilesize
80KB
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memory/1640-8-0x0000000003240000-0x00000000032C2000-memory.dmpFilesize
520KB
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memory/1640-9-0x000000000C750000-0x000000000C7EC000-memory.dmpFilesize
624KB
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memory/1640-0-0x0000000000EB0000-0x0000000000F76000-memory.dmpFilesize
792KB
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memory/1640-2-0x0000000005E20000-0x00000000063C4000-memory.dmpFilesize
5.6MB
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memory/1640-1-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/2124-10-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2124-15-0x0000000004F30000-0x0000000004F40000-memory.dmpFilesize
64KB
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memory/2124-16-0x0000000004EB0000-0x0000000004F16000-memory.dmpFilesize
408KB
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memory/2124-62-0x0000000004F30000-0x0000000004F40000-memory.dmpFilesize
64KB
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memory/2124-61-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/2124-60-0x00000000066A0000-0x00000000066F0000-memory.dmpFilesize
320KB
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memory/2124-13-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/2864-21-0x0000000005EC0000-0x0000000005EE2000-memory.dmpFilesize
136KB
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memory/2864-48-0x00000000080B0000-0x000000000872A000-memory.dmpFilesize
6.5MB
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memory/2864-20-0x0000000005830000-0x0000000005E58000-memory.dmpFilesize
6.2MB
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memory/2864-28-0x0000000006100000-0x0000000006454000-memory.dmpFilesize
3.3MB
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memory/2864-33-0x0000000006740000-0x000000000675E000-memory.dmpFilesize
120KB
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memory/2864-34-0x0000000006770000-0x00000000067BC000-memory.dmpFilesize
304KB
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memory/2864-36-0x0000000070E60000-0x0000000070EAC000-memory.dmpFilesize
304KB
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memory/2864-46-0x0000000006CE0000-0x0000000006CFE000-memory.dmpFilesize
120KB
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memory/2864-35-0x0000000006D00000-0x0000000006D32000-memory.dmpFilesize
200KB
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memory/2864-47-0x0000000007920000-0x00000000079C3000-memory.dmpFilesize
652KB
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memory/2864-49-0x0000000007A60000-0x0000000007A7A000-memory.dmpFilesize
104KB
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memory/2864-22-0x0000000005F60000-0x0000000005FC6000-memory.dmpFilesize
408KB
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memory/2864-50-0x0000000007AD0000-0x0000000007ADA000-memory.dmpFilesize
40KB
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memory/2864-51-0x0000000007CE0000-0x0000000007D76000-memory.dmpFilesize
600KB
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memory/2864-52-0x0000000007C60000-0x0000000007C71000-memory.dmpFilesize
68KB
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memory/2864-53-0x0000000007C90000-0x0000000007C9E000-memory.dmpFilesize
56KB
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memory/2864-54-0x0000000007CA0000-0x0000000007CB4000-memory.dmpFilesize
80KB
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memory/2864-55-0x0000000007DA0000-0x0000000007DBA000-memory.dmpFilesize
104KB
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memory/2864-56-0x0000000007D80000-0x0000000007D88000-memory.dmpFilesize
32KB
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memory/2864-59-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/2864-19-0x00000000051F0000-0x0000000005200000-memory.dmpFilesize
64KB
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memory/2864-18-0x0000000075200000-0x00000000759B0000-memory.dmpFilesize
7.7MB
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memory/2864-17-0x00000000051A0000-0x00000000051D6000-memory.dmpFilesize
216KB