Analysis
- max time kernel
136s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20220331-en - submitted
05/04/2022, 10:42
General
- Target SecuriteInfo.com.Scr.Malcodegdn30.28641.exe
- Size 892KB
- Sample220405-mrnkfsdeb4
- SHA256 455f8ac7989fcb89c80af780f91d1d3572a4728c24b712ece44fc2d4b6e65cb9
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.arpq.org.au
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Port
587
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Username
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Password
Xam@ingeniaB7&
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Scr.Malcodegdn30.28641.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Scr.Malcodegdn30.28641.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- 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" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TtZCLJFLGlbP.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TtZCLJFLGlbP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51E9.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Scr.Malcodegdn30.28641.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Scr.Malcodegdn30.28641.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Scr.Malcodegdn30.28641.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Scr.Malcodegdn30.28641.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
SecuriteInfo.com.Scr.Malcodegdn30.28641.exe.log
tmp51E9.tmp
memory/612-125-0x0000000005380000-0x0000000005924000-memory.dmp
memory/612-126-0x0000000004D00000-0x0000000004D92000-memory.dmp
memory/612-127-0x0000000004EC0000-0x0000000004ECA000-memory.dmp
memory/612-128-0x0000000006DD0000-0x0000000006E6C000-memory.dmp
memory/612-129-0x0000000000B20000-0x0000000000B86000-memory.dmp
memory/612-124-0x0000000000260000-0x0000000000344000-memory.dmp
memory/3972-145-0x0000000004A00000-0x0000000004A1E000-memory.dmp
memory/3972-143-0x0000000006140000-0x0000000006172000-memory.dmp
memory/3972-152-0x0000000007230000-0x0000000007238000-memory.dmp
memory/3972-136-0x0000000004BE0000-0x0000000004C02000-memory.dmp
memory/3972-151-0x0000000007300000-0x000000000731A000-memory.dmp
memory/3972-132-0x0000000004710000-0x0000000004746000-memory.dmp
memory/3972-140-0x00000000055E0000-0x0000000005646000-memory.dmp
memory/3972-141-0x0000000005CA0000-0x0000000005CBE000-memory.dmp
memory/3972-142-0x0000000004705000-0x0000000004707000-memory.dmp
memory/3972-134-0x0000000004D80000-0x00000000053A8000-memory.dmp
memory/3972-144-0x0000000071200000-0x000000007124C000-memory.dmp
memory/3972-146-0x00000000075F0000-0x0000000007C6A000-memory.dmp
memory/3972-147-0x0000000006FB0000-0x0000000006FCA000-memory.dmp
memory/3972-148-0x0000000006270000-0x000000000627A000-memory.dmp
memory/3972-149-0x0000000007240000-0x00000000072D6000-memory.dmp
memory/3972-150-0x00000000071E0000-0x00000000071EE000-memory.dmp
memory/5100-138-0x0000000000400000-0x000000000043C000-memory.dmp