Analysis
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max time kernel
151s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:14
Static task
static1
Behavioral task
behavioral1
Sample
New Tender 32-29-1441.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
New Tender 32-29-1441.exe
Resource
win10v2004-20220414-en
General
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Target
New Tender 32-29-1441.exe
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Size
577KB
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MD5
a854eabc289d75feb27d211af792b723
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SHA1
e6ba5c03277c8a1a391f8b44635f1dfcc4f318e9
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SHA256
04c0c3bea2ad1e7842851e2a2cd3f5598cb6ee8c509e532ed911ec82f37e6fd9
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SHA512
67918caef0a7a8559b748d697386cb38935a3e0492d5bfeeffe570ab8e5a806824d702f0d16bebf821189f8cefc3a2d6b43ed182562e23c2ab6a880e5f6e4c43
Malware Config
Extracted
Protocol: smtp- Host:
mail.alandalustobacco.com - Port:
587 - Username:
[email protected] - Password:
xyz@zxy#869
Extracted
agenttesla
Protocol: smtp- Host:
mail.alandalustobacco.com - Port:
587 - Username:
[email protected] - Password:
xyz@zxy#869
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/2996-138-0x0000000000400000-0x0000000000466000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
New Tender 32-29-1441.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation New Tender 32-29-1441.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:
New Tender 32-29-1441.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Tender 32-29-1441.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Tender 32-29-1441.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Tender 32-29-1441.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
New Tender 32-29-1441.exedescription pid process target process PID 1720 set thread context of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.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 6 IoCs
Processes:
New Tender 32-29-1441.exeNew Tender 32-29-1441.exepid process 1720 New Tender 32-29-1441.exe 1720 New Tender 32-29-1441.exe 1720 New Tender 32-29-1441.exe 1720 New Tender 32-29-1441.exe 2996 New Tender 32-29-1441.exe 2996 New Tender 32-29-1441.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
New Tender 32-29-1441.exeNew Tender 32-29-1441.exedescription pid process Token: SeDebugPrivilege 1720 New Tender 32-29-1441.exe Token: SeDebugPrivilege 2996 New Tender 32-29-1441.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
New Tender 32-29-1441.exedescription pid process target process PID 1720 wrote to memory of 716 1720 New Tender 32-29-1441.exe schtasks.exe PID 1720 wrote to memory of 716 1720 New Tender 32-29-1441.exe schtasks.exe PID 1720 wrote to memory of 716 1720 New Tender 32-29-1441.exe schtasks.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe PID 1720 wrote to memory of 2996 1720 New Tender 32-29-1441.exe New Tender 32-29-1441.exe -
outlook_office_path 1 IoCs
Processes:
New Tender 32-29-1441.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Tender 32-29-1441.exe -
outlook_win_path 1 IoCs
Processes:
New Tender 32-29-1441.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 New Tender 32-29-1441.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\New Tender 32-29-1441.exe"C:\Users\Admin\AppData\Local\Temp\New Tender 32-29-1441.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\QeVIHJgrNI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4585.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\New Tender 32-29-1441.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp4585.tmpFilesize
1KB
MD5549b9ce44b40d25d777f81536e47fe04
SHA14a7001884696f1dce29544dd2e81bb5f37ae7848
SHA2562cc512107bbe9ad826bbdbf199894ed1aa00d7c2706de5e86d27c5442a2bfa87
SHA512b86c4a7379ff7269b8bd8ff877b5a9a05ed68fada9473450702ed206925da913439e6e442d44529934d899226a1b3eef763340f39ba6396a49eab697618a85af
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memory/716-135-0x0000000000000000-mapping.dmp
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memory/1720-130-0x0000000000F20000-0x0000000000FB6000-memory.dmpFilesize
600KB
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memory/1720-131-0x0000000005E80000-0x0000000006424000-memory.dmpFilesize
5.6MB
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memory/1720-132-0x0000000005970000-0x0000000005A02000-memory.dmpFilesize
584KB
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memory/1720-133-0x0000000005960000-0x000000000596A000-memory.dmpFilesize
40KB
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memory/1720-134-0x0000000005DD0000-0x0000000005E6C000-memory.dmpFilesize
624KB
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memory/2996-137-0x0000000000000000-mapping.dmp
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memory/2996-138-0x0000000000400000-0x0000000000466000-memory.dmpFilesize
408KB
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memory/2996-139-0x00000000064E0000-0x0000000006546000-memory.dmpFilesize
408KB
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memory/2996-140-0x0000000006810000-0x0000000006860000-memory.dmpFilesize
320KB