Analysis
- max time kernel
144s - max time network
132s - platform
windows10_x64 - resource
win10v20210410 - submitted
28/05/2021, 19:06
Static task
static1
Behavioral task
behavioral1
Sample
a824c2611e6bb72739416b280250e64a.exe
Resource
win7v20210408
0 signatures
0 seconds
General
- Target a824c2611e6bb72739416b280250e64a.exe
- Size 726KB
- Sample210528-pg97hqxfc2
- SHA256 17cb52ffccb7fb8d9480f921392f29d520ec9a7c963a7ff8791328ba7638d22f
- MD5 a824c2611e6bb72739416b280250e64a
- SHA1 3d38ca2310ddacfcff89cf56f73df8270ee21074
- SHA512 d5fa40400af85aac0d86ee8653e7b9f43b4a5a5b4aa53b1ebbcaad0b68af285abaeb96db6313ef190464a9a03392099ff778e26a17a8927bcacb6cedeb9236d8
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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cryptbot
C2
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geofrz52.top
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morvmz05.top
Attributes
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payload_url
http://rogkpf07.top/download.php?file=lv.exe
Extracted
Family
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danabot
Version
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1827
Botnet
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3
C2
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184.95.51.183:443
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184.95.51.175:443
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192.210.198.12:443
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184.95.51.180:443
Attributes
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embedded_hash
AEF96B4D339B580ABB737F203C2D0F52
rsa_pubkey.plain
rsa_pubkey.plain
Signatures
- CryptBot Payload 3 IoCs
resource yara_rule behavioral2/memory/3016-115-0x0000000000400000-0x00000000004E5000-memory.dmp family_cryptbot behavioral2/memory/3016-114-0x00000000022A0000-0x0000000002381000-memory.dmp family_cryptbot behavioral2/memory/1764-153-0x0000000000460000-0x00000000005AA000-memory.dmp family_cryptbot - Blocklisted process makes network request 5 IoCs
flow pid Process 36 2296 RUNDLL32.EXE 38 3776 WScript.exe 40 3776 WScript.exe 42 3776 WScript.exe 44 3776 WScript.exe - Downloads MZ/PE file
- Executes dropped EXE 7 IoCs
pid Process 3296 nZHrypO.exe 1524 vpn.exe 1340 4.exe 4012 Pulsare.exe.com 3148 Pulsare.exe.com 1764 SmartClock.exe 3532 kswunpyv.exe - Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SmartClock.lnk 4.exe - Loads dropped DLL 5 IoCs
pid Process 3296 nZHrypO.exe 1276 rundll32.exe 1276 rundll32.exe 2296 RUNDLL32.EXE 2296 RUNDLL32.EXE - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 23 ip-api.com - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\foler\olader\acppage.dll nZHrypO.exe File created C:\Program Files (x86)\foler\olader\adprovider.dll nZHrypO.exe File created C:\Program Files (x86)\foler\olader\acledit.dll nZHrypO.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 a824c2611e6bb72739416b280250e64a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString a824c2611e6bb72739416b280250e64a.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Pulsare.exe.com Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Pulsare.exe.com - Delays execution with timeout.exe 1 IoCs
pid Process 1868 timeout.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings Pulsare.exe.com -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 WScript.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 WScript.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3552 PING.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1764 SmartClock.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 544 powershell.exe 544 powershell.exe 544 powershell.exe 2296 RUNDLL32.EXE 2296 RUNDLL32.EXE 788 powershell.exe 788 powershell.exe 788 powershell.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1276 rundll32.exe Token: SeDebugPrivilege 2296 RUNDLL32.EXE Token: SeDebugPrivilege 544 powershell.exe Token: SeDebugPrivilege 788 powershell.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3016 a824c2611e6bb72739416b280250e64a.exe 3016 a824c2611e6bb72739416b280250e64a.exe 2296 RUNDLL32.EXE - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3016 wrote to memory of 2664 3016 a824c2611e6bb72739416b280250e64a.exe 79 PID 3016 wrote to memory of 2664 3016 a824c2611e6bb72739416b280250e64a.exe 79 PID 3016 wrote to memory of 2664 3016 a824c2611e6bb72739416b280250e64a.exe 79 PID 2664 wrote to memory of 3296 2664 cmd.exe 81 PID 2664 wrote to memory of 3296 2664 cmd.exe 81 PID 2664 wrote to memory of 3296 2664 cmd.exe 81 PID 3296 wrote to memory of 1524 3296 nZHrypO.exe 82 PID 3296 wrote to memory of 1524 3296 nZHrypO.exe 82 PID 3296 wrote to memory of 1524 3296 nZHrypO.exe 82 PID 3296 wrote to memory of 1340 3296 nZHrypO.exe 83 PID 3296 wrote to memory of 1340 3296 nZHrypO.exe 83 PID 3296 wrote to memory of 1340 3296 nZHrypO.exe 83 PID 1524 wrote to memory of 2656 1524 vpn.exe 84 PID 1524 wrote to memory of 2656 1524 vpn.exe 84 PID 1524 wrote to memory of 2656 1524 vpn.exe 84 PID 2656 wrote to memory of 1492 2656 cmd.exe 86 PID 2656 wrote to memory of 1492 2656 cmd.exe 86 PID 2656 wrote to memory of 1492 2656 cmd.exe 86 PID 1492 wrote to memory of 3864 1492 cmd.exe 87 PID 1492 wrote to memory of 3864 1492 cmd.exe 87 PID 1492 wrote to memory of 3864 1492 cmd.exe 87 PID 1492 wrote to memory of 4012 1492 cmd.exe 88 PID 1492 wrote to memory of 4012 1492 cmd.exe 88 PID 1492 wrote to memory of 4012 1492 cmd.exe 88 PID 1492 wrote to memory of 3552 1492 cmd.exe 89 PID 1492 wrote to memory of 3552 1492 cmd.exe 89 PID 1492 wrote to memory of 3552 1492 cmd.exe 89 PID 3016 wrote to memory of 2732 3016 a824c2611e6bb72739416b280250e64a.exe 90 PID 3016 wrote to memory of 2732 3016 a824c2611e6bb72739416b280250e64a.exe 90 PID 3016 wrote to memory of 2732 3016 a824c2611e6bb72739416b280250e64a.exe 90 PID 2732 wrote to memory of 1868 2732 cmd.exe 92 PID 2732 wrote to memory of 1868 2732 cmd.exe 92 PID 2732 wrote to memory of 1868 2732 cmd.exe 92 PID 4012 wrote to memory of 3148 4012 Pulsare.exe.com 93 PID 4012 wrote to memory of 3148 4012 Pulsare.exe.com 93 PID 4012 wrote to memory of 3148 4012 Pulsare.exe.com 93 PID 1340 wrote to memory of 1764 1340 4.exe 94 PID 1340 wrote to memory of 1764 1340 4.exe 94 PID 1340 wrote to memory of 1764 1340 4.exe 94 PID 3148 wrote to memory of 3532 3148 Pulsare.exe.com 96 PID 3148 wrote to memory of 3532 3148 Pulsare.exe.com 96 PID 3148 wrote to memory of 3532 3148 Pulsare.exe.com 96 PID 3148 wrote to memory of 1360 3148 Pulsare.exe.com 97 PID 3148 wrote to memory of 1360 3148 Pulsare.exe.com 97 PID 3148 wrote to memory of 1360 3148 Pulsare.exe.com 97 PID 3532 wrote to memory of 1276 3532 kswunpyv.exe 98 PID 3532 wrote to memory of 1276 3532 kswunpyv.exe 98 PID 3532 wrote to memory of 1276 3532 kswunpyv.exe 98 PID 1276 wrote to memory of 2296 1276 rundll32.exe 99 PID 1276 wrote to memory of 2296 1276 rundll32.exe 99 PID 1276 wrote to memory of 2296 1276 rundll32.exe 99 PID 3148 wrote to memory of 3776 3148 Pulsare.exe.com 100 PID 3148 wrote to memory of 3776 3148 Pulsare.exe.com 100 PID 3148 wrote to memory of 3776 3148 Pulsare.exe.com 100 PID 2296 wrote to memory of 544 2296 RUNDLL32.EXE 101 PID 2296 wrote to memory of 544 2296 RUNDLL32.EXE 101 PID 2296 wrote to memory of 544 2296 RUNDLL32.EXE 101 PID 2296 wrote to memory of 788 2296 RUNDLL32.EXE 104 PID 2296 wrote to memory of 788 2296 RUNDLL32.EXE 104 PID 2296 wrote to memory of 788 2296 RUNDLL32.EXE 104 PID 788 wrote to memory of 3392 788 powershell.exe 106 PID 788 wrote to memory of 3392 788 powershell.exe 106 PID 788 wrote to memory of 3392 788 powershell.exe 106 PID 2296 wrote to memory of 2500 2296 RUNDLL32.EXE 107
Processes
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C:\Users\Admin\AppData\Local\Temp\a824c2611e6bb72739416b280250e64a.exe"C:\Users\Admin\AppData\Local\Temp\a824c2611e6bb72739416b280250e64a.exe"1⤵
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\nZHrypO.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Users\Admin\AppData\Local\Temp\nZHrypO.exe"C:\Users\Admin\AppData\Local\Temp\nZHrypO.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3296 -
C:\Users\Admin\AppData\Local\Temp\New Feature\vpn.exe"C:\Users\Admin\AppData\Local\Temp\New Feature\vpn.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\cmd < Fai.potm5⤵
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd6⤵
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\SysWOW64\findstr.exefindstr /V /R "^lbfXreWdTXRitRhlMXtPdpbYhPgMlueYgPLnUSCvWbGrGCTqdIdkGhRwZsKhOluMUSSfuPdUxISSCxsKWhcBQRaqXK$" Dei.potm7⤵PID:3864
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Pulsare.exe.comPulsare.exe.com N7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4012 -
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Pulsare.exe.comC:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Pulsare.exe.com N8⤵
- Executes dropped EXE
- Checks processor information in registry
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3148 -
C:\Users\Admin\AppData\Local\Temp\kswunpyv.exe"C:\Users\Admin\AppData\Local\Temp\kswunpyv.exe"9⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\KSWUNP~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\kswunpyv.exe10⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\KSWUNP~1.DLL,OhIoLDbZBQ==11⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2296 -
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\tmp880D.tmp.ps1"12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:544
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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\tmp9A6E.tmp.ps1"12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:788 -
C:\Windows\SysWOW64\nslookup.exe"C:\Windows\system32\nslookup.exe" -type=any localhost13⤵PID:3392
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C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask12⤵PID:2500
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C:\Windows\SysWOW64\schtasks.exeschtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask12⤵PID:3956
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\sicgiqere.vbs"9⤵PID:1360
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\eejfebp.vbs"9⤵
- Blocklisted process makes network request
- Modifies system certificate store
PID:3776
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 307⤵
- Runs ping.exe
PID:3552
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C:\Users\Admin\AppData\Local\Temp\New Feature\4.exe"C:\Users\Admin\AppData\Local\Temp\New Feature\4.exe"4⤵
- Executes dropped EXE
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"C:\Users\Admin\AppData\Roaming\Smart Clock\SmartClock.exe"5⤵
- Executes dropped EXE
- Suspicious behavior: AddClipboardFormatListener
PID:1764
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\hhimdWrh & timeout 3 & del /f /q "C:\Users\Admin\AppData\Local\Temp\a824c2611e6bb72739416b280250e64a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:1868
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