Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
18/05/2024, 18:33
Static task
static1
Behavioral task
behavioral1
Sample
DHL Delivery Invoice AWB#7490327845.exe
Resource
win7-20240221-en
General
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Target
DHL Delivery Invoice AWB#7490327845.exe
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Size
841KB
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MD5
9e395ade1a50858d738607cd7a4bfd75
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SHA1
6da866d979a2c43cd83130c8ddf3fb96f5774a60
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SHA256
0fbdb7acedd6d325882de9a8a717d7ad9ae1dc9b9d8a897ada9987fae50d96e0
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SHA512
8c6cd4fa1b7778f620957815f5470cd40add13ab60cb1cece3633fe532d8aac0ad803e28101513a38e2450767826110cdbbd267b1131605e6df35dd06d5bdb9d
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SSDEEP
24576:qSR7RICpp36CYT9fhQrtO9uLRKnyCuieVd1pJ/vX:T7ppi9+ZOQRKyCzeVdPB
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
marcellinus360 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2748 powershell.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 5 api.ipify.org 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2180 set thread context of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 -
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 2820 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2180 DHL Delivery Invoice AWB#7490327845.exe 2180 DHL Delivery Invoice AWB#7490327845.exe 552 RegSvcs.exe 552 RegSvcs.exe 2748 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2180 DHL Delivery Invoice AWB#7490327845.exe Token: SeDebugPrivilege 552 RegSvcs.exe Token: SeDebugPrivilege 2748 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 552 RegSvcs.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2748 2180 DHL Delivery Invoice AWB#7490327845.exe 30 PID 2180 wrote to memory of 2748 2180 DHL Delivery Invoice AWB#7490327845.exe 30 PID 2180 wrote to memory of 2748 2180 DHL Delivery Invoice AWB#7490327845.exe 30 PID 2180 wrote to memory of 2748 2180 DHL Delivery Invoice AWB#7490327845.exe 30 PID 2180 wrote to memory of 2820 2180 DHL Delivery Invoice AWB#7490327845.exe 32 PID 2180 wrote to memory of 2820 2180 DHL Delivery Invoice AWB#7490327845.exe 32 PID 2180 wrote to memory of 2820 2180 DHL Delivery Invoice AWB#7490327845.exe 32 PID 2180 wrote to memory of 2820 2180 DHL Delivery Invoice AWB#7490327845.exe 32 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 2592 2180 DHL Delivery Invoice AWB#7490327845.exe 34 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35 PID 2180 wrote to memory of 552 2180 DHL Delivery Invoice AWB#7490327845.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OBwBtXA.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2748
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OBwBtXA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFFE2.tmp"2⤵
- Creates scheduled task(s)
PID:2820
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:2592
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5fc394d7efddc5b42f47803fd2471974c
SHA1214edf4fd834d8a1f7d670e931c75f901bdb5657
SHA256f02a4162c1df6dc12bf64ebc47da9df0d4b15ef0230991f399dcda4a44d78a04
SHA5128809b9ba7eb62a7669a8961654fb74519ee365baa0e8bbcf4677a85e395f19b1d40d54d0ddae49caaf343b090f2351767ce7acddd360d0226591486aed2f7f6d