Analysis
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max time kernel
130s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:13
Static task
static1
Behavioral task
behavioral1
Sample
QUOTATION.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
QUOTATION.exe
Resource
win10v2004-20220414-en
General
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Target
QUOTATION.exe
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Size
579KB
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MD5
604108d0607c37fef45d876d0f4d834c
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SHA1
680b0c8b2f76e0b47f4d37c75f9b7cc1797f9cce
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SHA256
b7a6f698d55b81c17148ab01aa383457174788d2448d6a6df8e0d9db3c77dd12
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SHA512
1eb51f42346da4d49e20edc0446c7783838600901489ebe98aecfe1020a0d773d2b8f089852e47f9c4212728fcc5cee4ee1ab08341dcc4bfa02a072d81565fcb
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ritac-eg.com - Port:
587 - Username:
[email protected] - Password:
YM%dNtj2
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3300-138-0x0000000000400000-0x0000000000466000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
QUOTATION.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts QUOTATION.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
QUOTATION.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation QUOTATION.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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
QUOTATION.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 QUOTATION.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 QUOTATION.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 QUOTATION.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
QUOTATION.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WCPCe = "C:\\Users\\Admin\\AppData\\Roaming\\WCPCe\\WCPCe.exe" QUOTATION.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
QUOTATION.exedescription pid process target process PID 1280 set thread context of 3300 1280 QUOTATION.exe QUOTATION.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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Modifies registry key 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
QUOTATION.exeQUOTATION.exepid process 1280 QUOTATION.exe 1280 QUOTATION.exe 1280 QUOTATION.exe 3300 QUOTATION.exe 3300 QUOTATION.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
QUOTATION.exeQUOTATION.exedescription pid process Token: SeDebugPrivilege 1280 QUOTATION.exe Token: SeDebugPrivilege 3300 QUOTATION.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
QUOTATION.exeQUOTATION.exedescription pid process target process PID 1280 wrote to memory of 4644 1280 QUOTATION.exe schtasks.exe PID 1280 wrote to memory of 4644 1280 QUOTATION.exe schtasks.exe PID 1280 wrote to memory of 4644 1280 QUOTATION.exe schtasks.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 1280 wrote to memory of 3300 1280 QUOTATION.exe QUOTATION.exe PID 3300 wrote to memory of 3788 3300 QUOTATION.exe REG.exe PID 3300 wrote to memory of 3788 3300 QUOTATION.exe REG.exe PID 3300 wrote to memory of 3788 3300 QUOTATION.exe REG.exe -
outlook_office_path 1 IoCs
Processes:
QUOTATION.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 QUOTATION.exe -
outlook_win_path 1 IoCs
Processes:
QUOTATION.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 QUOTATION.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION.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\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lHYCzvolJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCCC6.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"{path}"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f3⤵
- Modifies registry key
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpCCC6.tmpFilesize
1KB
MD5e379ac9880a1863c7b7748ce501206ea
SHA1d607774f97ec6736c8ca32f296f7ceab0259c7cc
SHA25668ee6d4b9a3d7100cb34b7e8208b658b833c618ed300740bf3442d1445916e1f
SHA512e6ce6929b9748979a788e5b9f04577f6eac36774a69591e5d09057ad799fc87ca46196308fc98b07defeabea7197e4ac4db9a018bbac9404834230504ed69382
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memory/1280-130-0x00000000004C0000-0x0000000000558000-memory.dmpFilesize
608KB
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memory/1280-131-0x0000000005590000-0x0000000005B34000-memory.dmpFilesize
5.6MB
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memory/1280-132-0x0000000004FE0000-0x0000000005072000-memory.dmpFilesize
584KB
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memory/1280-133-0x0000000004F00000-0x0000000004F0A000-memory.dmpFilesize
40KB
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memory/1280-134-0x0000000008D60000-0x0000000008DFC000-memory.dmpFilesize
624KB
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memory/3300-137-0x0000000000000000-mapping.dmp
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memory/3300-138-0x0000000000400000-0x0000000000466000-memory.dmpFilesize
408KB
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memory/3300-139-0x0000000005E70000-0x0000000005ED6000-memory.dmpFilesize
408KB
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memory/3300-140-0x0000000006DB0000-0x0000000006E00000-memory.dmpFilesize
320KB
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memory/3788-141-0x0000000000000000-mapping.dmp
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memory/4644-135-0x0000000000000000-mapping.dmp