Analysis
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max time kernel
123s -
max time network
46s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
27-07-2021 19:38
Static task
static1
Behavioral task
behavioral1
Sample
#$$$!1weF5(1).exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
#$$$!1weF5(1).exe
Resource
win10v20210408
General
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Target
#$$$!1weF5(1).exe
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Size
662KB
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MD5
65c520abdacd8aacdb7f93ed7b00d716
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SHA1
c5ca68ab7ce2e46e0b924acb0365af5f4935847d
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SHA256
b47c11b0e48a16e4e1d861dcb524bf3bcabfe1481853b7d94fb738f635d1d5aa
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SHA512
f369b973656103610c08a054ae50a3ddcccc9aa64acfc9fec9d6e06b5f6cd3d5e3ca2d7b62eda5838452efd0bed8f25f8a9cb9fe430c9ec39749181e24be93ed
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1815802853:AAFwTZ6mRU-UOmcTcCR8glZAAkNmzHpMkL8/sendDocument
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/752-109-0x000000000043773E-mapping.dmp family_agenttesla behavioral1/memory/752-108-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/752-110-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
#$$$!1weF5(1).exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\service.exe = "C:\\Users\\Admin\\AppData\\Roaming\\service.exe\\service.exe.exe" #$$$!1weF5(1).exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
#$$$!1weF5(1).exedescription pid process target process PID 1084 set thread context of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 4 IoCs
Processes:
PING.EXEPING.EXEPING.EXEPING.EXEpid process 992 PING.EXE 752 PING.EXE 240 PING.EXE 956 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exe#$$$!1weF5(1).exe#$$$!1weF5(1).exepid process 1536 powershell.exe 1536 powershell.exe 516 powershell.exe 516 powershell.exe 436 powershell.exe 436 powershell.exe 1768 powershell.exe 1768 powershell.exe 1084 #$$$!1weF5(1).exe 1084 #$$$!1weF5(1).exe 1084 #$$$!1weF5(1).exe 1084 #$$$!1weF5(1).exe 1084 #$$$!1weF5(1).exe 1084 #$$$!1weF5(1).exe 752 #$$$!1weF5(1).exe 752 #$$$!1weF5(1).exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exe#$$$!1weF5(1).exe#$$$!1weF5(1).exedescription pid process Token: SeDebugPrivilege 1536 powershell.exe Token: SeDebugPrivilege 516 powershell.exe Token: SeDebugPrivilege 436 powershell.exe Token: SeDebugPrivilege 1768 powershell.exe Token: SeDebugPrivilege 1084 #$$$!1weF5(1).exe Token: SeDebugPrivilege 752 #$$$!1weF5(1).exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
#$$$!1weF5(1).exepid process 752 #$$$!1weF5(1).exe -
Suspicious use of WriteProcessMemory 45 IoCs
Processes:
#$$$!1weF5(1).exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid process target process PID 1084 wrote to memory of 1536 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 1536 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 1536 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 1536 1084 #$$$!1weF5(1).exe powershell.exe PID 1536 wrote to memory of 752 1536 powershell.exe PING.EXE PID 1536 wrote to memory of 752 1536 powershell.exe PING.EXE PID 1536 wrote to memory of 752 1536 powershell.exe PING.EXE PID 1536 wrote to memory of 752 1536 powershell.exe PING.EXE PID 1084 wrote to memory of 516 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 516 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 516 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 516 1084 #$$$!1weF5(1).exe powershell.exe PID 516 wrote to memory of 240 516 powershell.exe PING.EXE PID 516 wrote to memory of 240 516 powershell.exe PING.EXE PID 516 wrote to memory of 240 516 powershell.exe PING.EXE PID 516 wrote to memory of 240 516 powershell.exe PING.EXE PID 1084 wrote to memory of 436 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 436 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 436 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 436 1084 #$$$!1weF5(1).exe powershell.exe PID 436 wrote to memory of 956 436 powershell.exe PING.EXE PID 436 wrote to memory of 956 436 powershell.exe PING.EXE PID 436 wrote to memory of 956 436 powershell.exe PING.EXE PID 436 wrote to memory of 956 436 powershell.exe PING.EXE PID 1084 wrote to memory of 1768 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 1768 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 1768 1084 #$$$!1weF5(1).exe powershell.exe PID 1084 wrote to memory of 1768 1084 #$$$!1weF5(1).exe powershell.exe PID 1768 wrote to memory of 992 1768 powershell.exe PING.EXE PID 1768 wrote to memory of 992 1768 powershell.exe PING.EXE PID 1768 wrote to memory of 992 1768 powershell.exe PING.EXE PID 1768 wrote to memory of 992 1768 powershell.exe PING.EXE PID 1084 wrote to memory of 1468 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 1468 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 1468 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 1468 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe PID 1084 wrote to memory of 752 1084 #$$$!1weF5(1).exe #$$$!1weF5(1).exe
Processes
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C:\Users\Admin\AppData\Local\Temp\#$$$!1weF5(1).exe"C:\Users\Admin\AppData\Local\Temp\#$$$!1weF5(1).exe"1⤵
- 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" ping gooogle.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXE"C:\Windows\system32\PING.EXE" gooogle.com3⤵
- Runs ping.exe
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" ping gooogle.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXE"C:\Windows\system32\PING.EXE" gooogle.com3⤵
- Runs ping.exe
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" ping gooogle.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXE"C:\Windows\system32\PING.EXE" gooogle.com3⤵
- Runs ping.exe
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" ping gooogle.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXE"C:\Windows\system32\PING.EXE" gooogle.com3⤵
- Runs ping.exe
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C:\Users\Admin\AppData\Local\Temp\#$$$!1weF5(1).exeC:\Users\Admin\AppData\Local\Temp\#$$$!1weF5(1).exe2⤵
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C:\Users\Admin\AppData\Local\Temp\#$$$!1weF5(1).exeC:\Users\Admin\AppData\Local\Temp\#$$$!1weF5(1).exe2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msMD5
b6484cc43fec67e59368ad0055d930e7
SHA11598fc06c383343a6c72a76d5d176d730bd6d3ff
SHA2569604cb1d395196dfbe4b6292f709454fcd6299de7ec720a196822ed9b431d9d6
SHA5121a8eb17aeeeebecdfd6a52f46d4a10ee37f8887aa6f83ef45b43f1c87654572bd2ae9b083ce7d95dd73689ee5ca5d632671630a5b2da650942c5d3661bec24de
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msMD5
b6484cc43fec67e59368ad0055d930e7
SHA11598fc06c383343a6c72a76d5d176d730bd6d3ff
SHA2569604cb1d395196dfbe4b6292f709454fcd6299de7ec720a196822ed9b431d9d6
SHA5121a8eb17aeeeebecdfd6a52f46d4a10ee37f8887aa6f83ef45b43f1c87654572bd2ae9b083ce7d95dd73689ee5ca5d632671630a5b2da650942c5d3661bec24de
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msMD5
b6484cc43fec67e59368ad0055d930e7
SHA11598fc06c383343a6c72a76d5d176d730bd6d3ff
SHA2569604cb1d395196dfbe4b6292f709454fcd6299de7ec720a196822ed9b431d9d6
SHA5121a8eb17aeeeebecdfd6a52f46d4a10ee37f8887aa6f83ef45b43f1c87654572bd2ae9b083ce7d95dd73689ee5ca5d632671630a5b2da650942c5d3661bec24de
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\??\PIPE\srvsvcMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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memory/240-80-0x0000000000000000-mapping.dmp
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memory/436-81-0x0000000000000000-mapping.dmp
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memory/436-84-0x0000000000FB0000-0x0000000000FB1000-memory.dmpFilesize
4KB
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memory/436-89-0x0000000004972000-0x0000000004973000-memory.dmpFilesize
4KB
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memory/436-88-0x0000000004970000-0x0000000004971000-memory.dmpFilesize
4KB
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memory/436-87-0x0000000005400000-0x0000000005401000-memory.dmpFilesize
4KB
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memory/436-85-0x00000000049B0000-0x00000000049B1000-memory.dmpFilesize
4KB
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memory/516-76-0x0000000004950000-0x0000000004951000-memory.dmpFilesize
4KB
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memory/516-77-0x0000000002180000-0x0000000002DCA000-memory.dmpFilesize
12.3MB
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memory/516-72-0x0000000000000000-mapping.dmp
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memory/516-75-0x0000000002450000-0x0000000002451000-memory.dmpFilesize
4KB
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memory/516-79-0x0000000005300000-0x0000000005301000-memory.dmpFilesize
4KB
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memory/516-78-0x00000000025D0000-0x00000000025D1000-memory.dmpFilesize
4KB
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memory/752-108-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/752-113-0x0000000004A60000-0x0000000004A61000-memory.dmpFilesize
4KB
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memory/752-114-0x0000000004A61000-0x0000000004A62000-memory.dmpFilesize
4KB
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memory/752-109-0x000000000043773E-mapping.dmp
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memory/752-71-0x0000000000000000-mapping.dmp
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memory/752-110-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/956-90-0x0000000000000000-mapping.dmp
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memory/992-101-0x0000000000000000-mapping.dmp
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memory/1084-112-0x0000000004846000-0x0000000004847000-memory.dmpFilesize
4KB
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memory/1084-107-0x0000000007EE0000-0x0000000007F4B000-memory.dmpFilesize
428KB
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memory/1084-59-0x0000000000C70000-0x0000000000C71000-memory.dmpFilesize
4KB
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memory/1084-102-0x00000000047D0000-0x0000000004825000-memory.dmpFilesize
340KB
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memory/1084-62-0x0000000004835000-0x0000000004846000-memory.dmpFilesize
68KB
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memory/1084-61-0x0000000004830000-0x0000000004831000-memory.dmpFilesize
4KB
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memory/1536-64-0x0000000075A31000-0x0000000075A33000-memory.dmpFilesize
8KB
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memory/1536-67-0x0000000004900000-0x0000000004901000-memory.dmpFilesize
4KB
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memory/1536-68-0x0000000004902000-0x0000000004903000-memory.dmpFilesize
4KB
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memory/1536-69-0x0000000002600000-0x0000000002601000-memory.dmpFilesize
4KB
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memory/1536-70-0x0000000005240000-0x0000000005241000-memory.dmpFilesize
4KB
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memory/1536-63-0x0000000000000000-mapping.dmp
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memory/1536-66-0x0000000004940000-0x0000000004941000-memory.dmpFilesize
4KB
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memory/1536-65-0x0000000002090000-0x0000000002091000-memory.dmpFilesize
4KB
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memory/1768-99-0x00000000048C2000-0x00000000048C3000-memory.dmpFilesize
4KB
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memory/1768-98-0x00000000048C0000-0x00000000048C1000-memory.dmpFilesize
4KB
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memory/1768-91-0x0000000000000000-mapping.dmp