Analysis
- max time kernel
85s - max time network
137s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
12/10/2021, 10:15
Static task
static1
Behavioral task
behavioral1
Sample
d21dcfd40ce6dd227a6a7447fc11544f.exe
Resource
win7v20210408
0 signatures
0 seconds
General
- Target d21dcfd40ce6dd227a6a7447fc11544f.exe
- Size 1.1MB
- Sample211012-l984facaek
- SHA256 233df04bc2ee124e7af1399d77450d7db5985ce99defde5ce0604d592bfffc77
- MD5 d21dcfd40ce6dd227a6a7447fc11544f
- SHA1 2214970e6a571f49f94c456ac755018fa3f81985
- SHA512 9edd6afa0ad0e94769bce5b5de6297ac5ba140b861662113ff1a52976a91ef6382f6d8e1efabbf56b34b6da122e0269b37363eb263d196c1b6c7a35d64009bc2
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
danabot
C2
-
192.119.110.73:443
-
192.236.147.159:443
-
192.210.222.88:443
Attributes
-
embedded_hash
F4711E27D559B4AEB1A081A1EB0AC465
-
type
loader
rsa_pubkey.plain
rsa_privkey.plain
Extracted
Family
-
danabot
Version
-
2052
Botnet
-
4
C2
-
192.119.110.73:443
-
192.236.147.159:443
-
192.210.222.88:443
Attributes
-
embedded_hash
F4711E27D559B4AEB1A081A1EB0AC465
-
type
main
rsa_privkey.plain
rsa_pubkey.plain
Signatures
- Danabot Loader Component 6 IoCs
resource yara_rule behavioral2/files/0x000600000001abd1-118.dat DanabotLoader2021 behavioral2/files/0x000600000001abd1-119.dat DanabotLoader2021 behavioral2/files/0x000600000001abd1-124.dat DanabotLoader2021 behavioral2/files/0x000600000001abd1-134.dat DanabotLoader2021 behavioral2/memory/1184-135-0x0000000004350000-0x00000000044B0000-memory.dmp DanabotLoader2021 behavioral2/files/0x000600000001abd1-133.dat DanabotLoader2021 - Blocklisted process makes network request 1 IoCs
flow pid Process 23 4080 rundll32.exe - Loads dropped DLL 2 IoCs
pid Process 4080 rundll32.exe 1104 RUNDLL32.EXE - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\zohplghndapsm.tmp rundll32.exe - Checks processor information in registry 2 TTPs 23 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Revision RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision RUNDLL32.EXE Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Previous Update Revision RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2180 wrote to memory of 4080 2180 d21dcfd40ce6dd227a6a7447fc11544f.exe 70 PID 2180 wrote to memory of 4080 2180 d21dcfd40ce6dd227a6a7447fc11544f.exe 70 PID 2180 wrote to memory of 4080 2180 d21dcfd40ce6dd227a6a7447fc11544f.exe 70 PID 4080 wrote to memory of 1104 4080 rundll32.exe 74 PID 4080 wrote to memory of 1104 4080 rundll32.exe 74 PID 4080 wrote to memory of 1104 4080 rundll32.exe 74
Processes
-
C:\Users\Admin\AppData\Local\Temp\d21dcfd40ce6dd227a6a7447fc11544f.exe"C:\Users\Admin\AppData\Local\Temp\d21dcfd40ce6dd227a6a7447fc11544f.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\D21DCF~1.DLL,s C:\Users\Admin\AppData\Local\Temp\D21DCF~1.EXE2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4080 -
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\D21DCF~1.DLL,iC1bUTU1UFI=3⤵
- Loads dropped DLL
- Checks processor information in registry
PID:1104 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\D21DCF~1.DLL4⤵PID:2528
-
-
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\D21DCF~1.DLL,aUggRVNjY1Bk4⤵PID:1184
-
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 196385⤵PID:1624
-
C:\Windows\system32\ctfmon.exectfmon.exe6⤵PID:1832
-
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp1014.tmp.ps1"4⤵PID:3272
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp559B.tmp.ps1"4⤵PID:1528
-
C:\Windows\SysWOW64\nslookup.exe"C:\Windows\system32\nslookup.exe" -type=any localhost5⤵PID:1148
-
-
-
C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask4⤵PID:2828
-
-
C:\Windows\SysWOW64\schtasks.exeschtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask4⤵PID:3400
-
-
-