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Analysis
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max time kernel
135s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2023, 13:16
Static task
static1
Behavioral task
behavioral1
Sample
Bank Slip & Payment Voucher.pdf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Bank Slip & Payment Voucher.pdf.exe
Resource
win10v2004-20230221-en
General
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Target
Bank Slip & Payment Voucher.pdf.exe
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Size
704KB
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MD5
8cab80e3f4df416eee4c3bf0869246c2
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SHA1
b7dc769d67a546d09b6f23ea5e3425d8df1a3dc3
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SHA256
b02d91d801822490ae3fa7315323ba054cb72aee687579a81419b7f38925e653
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SHA512
b84235c32ed7549c8e3c5f6e21b24d5771401300929ea7333d23329415ab524b42876a956804c847b3d600884b90b607a757508e66bd77ccaa32ef09e4213b9d
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SSDEEP
12288:kNgU8WgMEvJJmH2njKHs++/XLpqCkIK69KCgBptF2P+4o8d/cdDNEVU:EgXWgR7mH2njKhAtD9tNgBj6+imdD+6
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5494052141:AAF2aO4sQ_tu4BOnk0pmxB995km7Mslduy0/
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation Bank Slip & Payment Voucher.pdf.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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Bank Slip & Payment Voucher.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Bank Slip & Payment Voucher.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Bank Slip & Payment Voucher.pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2592 set thread context of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 -
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 1476 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2592 Bank Slip & Payment Voucher.pdf.exe 3052 powershell.exe 2592 Bank Slip & Payment Voucher.pdf.exe 2500 powershell.exe 2500 powershell.exe 3052 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2592 Bank Slip & Payment Voucher.pdf.exe Token: SeDebugPrivilege 2500 powershell.exe Token: SeDebugPrivilege 3052 powershell.exe Token: SeDebugPrivilege 748 Bank Slip & Payment Voucher.pdf.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2592 wrote to memory of 3052 2592 Bank Slip & Payment Voucher.pdf.exe 89 PID 2592 wrote to memory of 3052 2592 Bank Slip & Payment Voucher.pdf.exe 89 PID 2592 wrote to memory of 3052 2592 Bank Slip & Payment Voucher.pdf.exe 89 PID 2592 wrote to memory of 2500 2592 Bank Slip & Payment Voucher.pdf.exe 91 PID 2592 wrote to memory of 2500 2592 Bank Slip & Payment Voucher.pdf.exe 91 PID 2592 wrote to memory of 2500 2592 Bank Slip & Payment Voucher.pdf.exe 91 PID 2592 wrote to memory of 1476 2592 Bank Slip & Payment Voucher.pdf.exe 93 PID 2592 wrote to memory of 1476 2592 Bank Slip & Payment Voucher.pdf.exe 93 PID 2592 wrote to memory of 1476 2592 Bank Slip & Payment Voucher.pdf.exe 93 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 PID 2592 wrote to memory of 748 2592 Bank Slip & Payment Voucher.pdf.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Bank Slip & Payment Voucher.pdf.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Bank Slip & Payment Voucher.pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2592 -
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\Bank Slip & Payment Voucher.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3052
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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\qZHRXGnsgsr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2500
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qZHRXGnsgsr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp24CE.tmp"2⤵
- Creates scheduled task(s)
PID:1476
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C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Bank Slip & Payment Voucher.pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:748
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD528854213fdaa59751b2b4cfe772289cc
SHA1fa7058052780f4b856dc2d56b88163ed55deb6ab
SHA2567c65fe71d47e0de69a15b95d1ee4b433c07a1d6f00f37dd32aee3666bb84a915
SHA5121e2c928242bdef287b1e8afe8c37427cfd3b7a83c37d4e00e45bcbaa38c9b0bf96f869a062c9bc6bb58ecd36e687a69b21d5b07803e6615a9b632922c1c5ace4
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Filesize
1KB
MD502f1885e706f74edac28f5c5e9f0307e
SHA15ac01a92f44ad0ae366f3ffb104f880fba66cacc
SHA256058d2592ea0e1b76e059ace78f96bd56ab2c06278d958ff447c6ed7b9e1ae9d9
SHA51273358590f5bd198362f88bc92cc67627f96bd595804587693c924c99f859bebe15e07f1f56cf91389694e187989cdab38c4b8d5ed75c98ff26383c5150bdba16
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD543082440b236c00d9cd3669ef97453a0
SHA146df7d93c76b04d633e6eb652b19a1b94a1b0e89
SHA256c30800b52dbc5a420b90b17a0a67b5aa27ec28d2ed58f92f0b24855b87d3c9ba
SHA512b1734c64fd7e21e6d5daf74e3b724da4c8c0829e77a4fc52cffc856148510e1c5b76efa5b79ba2081c534f65df4f1dde5eab161594aeb3c658410344cf500932