Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 17:50
Static task
static1
Behavioral task
behavioral1
Sample
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe
Resource
win10v2004-20231127-en
General
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Target
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe
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Size
634KB
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MD5
516b4e94538b0696b4d1c29651129507
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SHA1
cf83ed10338ea104b84f918609aee66173ff16b5
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SHA256
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac
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SHA512
4e5118dab7b04e5d59a80c42f55cb4f92e4604ed3083ef05b03a7ba548e82490ccbebd4465e6b2c021e4356e55aeea250f2922b5b50b772030499a0605a49133
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SSDEEP
12288:945+po2/sTE5qgk7ek/FYJXcq/PlG1jqb6qIY/:o+pJxcek/wVP4IWLg
Malware Config
Extracted
Protocol: smtp- Host:
mail.perfectasmplegas.de - Port:
587 - Username:
[email protected] - Password:
Ifeanyi1987@
Extracted
agenttesla
Protocol: smtp- Host:
mail.perfectasmplegas.de - Port:
587 - Username:
[email protected] - Password:
Ifeanyi1987@ - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Control Panel\International\Geo\Nation c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.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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Suspicious use of SetThreadContext 1 IoCs
Processes:
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exedescription pid process target process PID 3168 set thread context of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe -
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.
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Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exepowershell.exec73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exepid process 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe 4176 powershell.exe 4176 powershell.exe 4892 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe 4892 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe 4176 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exec73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exec73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exedescription pid process Token: SeDebugPrivilege 4176 powershell.exe Token: SeDebugPrivilege 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe Token: SeDebugPrivilege 4892 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exedescription pid process target process PID 3168 wrote to memory of 4176 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe powershell.exe PID 3168 wrote to memory of 4176 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe powershell.exe PID 3168 wrote to memory of 4176 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe powershell.exe PID 3168 wrote to memory of 4980 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe schtasks.exe PID 3168 wrote to memory of 4980 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe schtasks.exe PID 3168 wrote to memory of 4980 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe schtasks.exe PID 3168 wrote to memory of 4808 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4808 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4808 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe PID 3168 wrote to memory of 4892 3168 c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe"C:\Users\Admin\AppData\Local\Temp\c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3168 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vHhbDot.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4176 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vHhbDot" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC4F6.tmp"2⤵
- Creates scheduled task(s)
PID:4980 -
C:\Users\Admin\AppData\Local\Temp\c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe"C:\Users\Admin\AppData\Local\Temp\c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe"2⤵PID:4808
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C:\Users\Admin\AppData\Local\Temp\c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe"C:\Users\Admin\AppData\Local\Temp\c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4892
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5e192f1fbb06a9ce47c4d57d470b3c014
SHA18d067da087dd295632d82f9fafb66d686c918a15
SHA256bec7798638d8674f96abc6741ffdf4f8138c27d7e0d6adc3e0604569bb6afe45
SHA512e804720cfc532e8702ed94f99c59b175f2471468da45e1f9973a113eebbc8fbc36573be5fce878f81f1173e1f6fb218a3ff2c8b13607993d20a5ba5569b4d2e0