Analysis
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max time kernel
169s -
max time network
178s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03-10-2022 09:01
Static task
static1
Behavioral task
behavioral1
Sample
CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe
Resource
win10v2004-20220812-en
General
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Target
CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe
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Size
1.5MB
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MD5
bed6117693dadb458cf4686b87a7e753
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SHA1
b8f242faa45a641e2b1fa4237abb3d9f12e680b3
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SHA256
afaed2a9b59964e7fcf1bcfdf4f1dcb0ac299875c27c0e699277d5326340bdb3
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SHA512
b2370de67e8cc280de94b274fb3ed4fb960fe9ba45d5aa820adb1a806a0ee37a0d7ee1e1c8debd3f62c210197ffefec47e2640fcbe00fdac5d302dae2138b7a3
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SSDEEP
49152:UIliPPEPPPPPPPPPAPPPPPPPPPPPPPPPPoPPPPPPPPPPPPPPPPPPuPPPPPPPPPPI:Jlk4
Malware Config
Signatures
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Async RAT payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/520-66-0x0000000000400000-0x000000000041A000-memory.dmp asyncrat behavioral1/memory/520-67-0x0000000000400000-0x000000000041A000-memory.dmp asyncrat behavioral1/memory/520-68-0x0000000000400000-0x000000000041A000-memory.dmp asyncrat behavioral1/memory/520-69-0x000000000041472E-mapping.dmp asyncrat behavioral1/memory/520-71-0x0000000000400000-0x000000000041A000-memory.dmp asyncrat behavioral1/memory/520-73-0x0000000000400000-0x000000000041A000-memory.dmp asyncrat -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Bzoxcale = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ltqtjva\\Bzoxcale.exe\"" CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exedescription pid process target process PID 780 set thread context of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 948 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeCIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exedescription pid process Token: SeDebugPrivilege 948 powershell.exe Token: SeDebugPrivilege 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exedescription pid process target process PID 780 wrote to memory of 948 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe powershell.exe PID 780 wrote to memory of 948 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe powershell.exe PID 780 wrote to memory of 948 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe powershell.exe PID 780 wrote to memory of 948 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe powershell.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe PID 780 wrote to memory of 520 780 CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe"C:\Users\Admin\AppData\Local\Temp\CIRCULAR PROCESO REQUERIMIENTO BBVA #20012452 CODIGO DE VERIFICACION 8005241561ff1565465a4564164654d.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANAAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/520-68-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/520-66-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/520-73-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/520-71-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/520-63-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/520-69-0x000000000041472E-mapping.dmp
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memory/520-67-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/520-64-0x0000000000400000-0x000000000041A000-memory.dmpFilesize
104KB
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memory/780-55-0x00000000005B0000-0x0000000000658000-memory.dmpFilesize
672KB
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memory/780-54-0x0000000001090000-0x0000000001212000-memory.dmpFilesize
1.5MB
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memory/780-57-0x0000000000FE0000-0x0000000001072000-memory.dmpFilesize
584KB
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memory/780-56-0x00000000758C1000-0x00000000758C3000-memory.dmpFilesize
8KB
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memory/948-58-0x0000000000000000-mapping.dmp
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memory/948-61-0x000000006F990000-0x000000006FF3B000-memory.dmpFilesize
5.7MB
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memory/948-62-0x000000006F990000-0x000000006FF3B000-memory.dmpFilesize
5.7MB
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memory/948-60-0x000000006F990000-0x000000006FF3B000-memory.dmpFilesize
5.7MB