Analysis
- max time kernel
123s - max time network
147s - platform
windows10_x64 - resource
win10v200430 - submitted
16/07/2020, 19:07
Static task
static1
Behavioral task
behavioral1
Sample
RFQ INQUIRY.exe
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
RFQ INQUIRY.exe
Resource
win10v200430
0 signatures
0 seconds
General
- Target RFQ INQUIRY.exe
- Size 1.2MB
- Sample200716-cqhs2e5m9a
- SHA256 a6fa25fe8cd37b0984480407a12b15aca056a8ca3d182c8411cf73e3e3ccdf4e
- MD5 245d677bbdcf53055d029ea71ba27e11
- SHA1 446d7e3f995e5a5338d064a4e49b86d4bd32b6b1
- SHA512 5bc5b5b361da7228cf70cb435d7a1956918ff12c2066047fd531a9811e4b30b75b1586c9adf140e61bf29bdb8b806f6632f35beff2a9641f7652fbd2d5fc3cd0
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
mail.karcek.com.tr
-
Port
587
-
Username
-
Password
Ahmet.6193
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.karcek.com.tr
-
Port
587
-
Username
-
Password
Ahmet.6193
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/2656-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/2656-3-0x000000000044709E-mapping.dmp family_agenttesla - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2040 set thread context of 2656 2040 RFQ INQUIRY.exe 74 - 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.
pid Process 2164 schtasks.exe - Modifies registry key 1 TTPs 1 IoCs
pid Process 3864 REG.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2656 RegSvcs.exe 2656 RegSvcs.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2656 RegSvcs.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2040 wrote to memory of 2164 2040 RFQ INQUIRY.exe 72 PID 2040 wrote to memory of 2164 2040 RFQ INQUIRY.exe 72 PID 2040 wrote to memory of 2164 2040 RFQ INQUIRY.exe 72 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2040 wrote to memory of 2656 2040 RFQ INQUIRY.exe 74 PID 2656 wrote to memory of 3864 2656 RegSvcs.exe 76 PID 2656 wrote to memory of 3864 2656 RegSvcs.exe 76 PID 2656 wrote to memory of 3864 2656 RegSvcs.exe 76
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ INQUIRY.exe"C:\Users\Admin\AppData\Local\Temp\RFQ INQUIRY.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fFkVdo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9967.tmp"2⤵
- Creates scheduled task(s)
PID:2164
-
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer / v NoRun / t REG_DWORD / d 1 / f3⤵
- Modifies registry key
PID:3864
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