Analysis
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max time kernel
181s -
max time network
299s -
platform
windows10_x64 -
resource
win10-en-20211104 -
submitted
02-12-2021 07:51
Static task
static1
Behavioral task
behavioral1
Sample
SOA.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
SOA.exe
Resource
win10-en-20211104
General
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Target
SOA.exe
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Size
482KB
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MD5
c19417f92b007af50ba9ae328c693d0f
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SHA1
7eddf0cf2dcf2546e7d679bcd1341591c6f5d3ae
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SHA256
ef0c12e1c56d5e674a83f56e8e21b485bdcf7d45e0c97e02669d5e8604cebafc
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SHA512
700153ca06ca6b43a053db6ac1ead5e9de6e3f27426dd362d67fe5fe5064948c56847503965c2846f0304a2365d5f34f1fdd119c445770e1272b68926b5d9041
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.khawambros.com - Port:
587 - Username:
[email protected] - Password:
1EJRh0xnEN549JSbdZHz
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/2768-131-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/2768-132-0x00000000004374BE-mapping.dmp family_agenttesla behavioral2/memory/2768-138-0x0000000005880000-0x0000000005D7E000-memory.dmp family_agenttesla -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
SOA.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe Key opened \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe Key opened \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SOA.exedescription pid process target process PID 2676 set thread context of 2768 2676 SOA.exe SOA.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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:
SOA.exeSOA.exepid process 2676 SOA.exe 2676 SOA.exe 2676 SOA.exe 2676 SOA.exe 2676 SOA.exe 2768 SOA.exe 2768 SOA.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SOA.exeSOA.exedescription pid process Token: SeDebugPrivilege 2676 SOA.exe Token: SeDebugPrivilege 2768 SOA.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
SOA.exepid process 2768 SOA.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
SOA.exedescription pid process target process PID 2676 wrote to memory of 996 2676 SOA.exe schtasks.exe PID 2676 wrote to memory of 996 2676 SOA.exe schtasks.exe PID 2676 wrote to memory of 996 2676 SOA.exe schtasks.exe PID 2676 wrote to memory of 1680 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 1680 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 1680 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2760 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2760 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2760 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe PID 2676 wrote to memory of 2768 2676 SOA.exe SOA.exe -
outlook_office_path 1 IoCs
Processes:
SOA.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe -
outlook_win_path 1 IoCs
Processes:
SOA.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"C:\Users\Admin\AppData\Local\Temp\SOA.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YHKJxhNg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5F91.tmp"2⤵
- Creates scheduled task(s)
PID:996 -
C:\Users\Admin\AppData\Local\Temp\SOA.exe"{path}"2⤵PID:1680
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"{path}"2⤵PID:2760
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2768
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SOA.exe.logMD5
90acfd72f14a512712b1a7380c0faf60
SHA140ba4accb8faa75887e84fb8e38d598dc8cf0f12
SHA25620806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86
SHA51229dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9
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C:\Users\Admin\AppData\Local\Temp\tmp5F91.tmpMD5
b50544cfbd51995aa79a08bd73c93a50
SHA12fcea2eb9ab7466831a804fd191764300618355f
SHA2564ddb5585b6af10bc19b5fad0b04e85c617a8c1ce0eb230ff7fe5f777485ecb74
SHA5129d6904c7a1e4e14499ad1596dbec4bf2392ee639d9298b7e1fb8a6ba73bcb67431cce0a5e6f518cbd8bcb566657056253c3360734c1d983afb399fa18f426331
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memory/996-129-0x0000000000000000-mapping.dmp
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memory/2676-127-0x0000000007EA0000-0x0000000007F1C000-memory.dmpFilesize
496KB
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memory/2676-122-0x00000000058A0000-0x00000000058A1000-memory.dmpFilesize
4KB
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memory/2676-124-0x00000000057C0000-0x00000000057C1000-memory.dmpFilesize
4KB
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memory/2676-125-0x00000000059D0000-0x00000000059D1000-memory.dmpFilesize
4KB
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memory/2676-126-0x0000000005D70000-0x0000000005D75000-memory.dmpFilesize
20KB
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memory/2676-118-0x0000000000F30000-0x0000000000F31000-memory.dmpFilesize
4KB
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memory/2676-128-0x000000000A540000-0x000000000A578000-memory.dmpFilesize
224KB
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memory/2676-123-0x00000000058A0000-0x0000000005D9E000-memory.dmpFilesize
5.0MB
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memory/2676-121-0x0000000005DA0000-0x0000000005DA1000-memory.dmpFilesize
4KB
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memory/2676-120-0x0000000005800000-0x0000000005801000-memory.dmpFilesize
4KB
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memory/2768-132-0x00000000004374BE-mapping.dmp
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memory/2768-131-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2768-138-0x0000000005880000-0x0000000005D7E000-memory.dmpFilesize
5.0MB
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memory/2768-139-0x0000000005D60000-0x0000000005D61000-memory.dmpFilesize
4KB
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memory/2768-140-0x0000000006520000-0x0000000006521000-memory.dmpFilesize
4KB
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memory/2768-143-0x0000000005880000-0x0000000005D7E000-memory.dmpFilesize
5.0MB