Analysis
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max time kernel
1792s -
max time network
1795s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
17-07-2024 10:57
Static task
static1
Behavioral task
behavioral1
Sample
OTPBOT.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
OTPBOT.exe
Resource
win10v2004-20240704-en
General
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Target
OTPBOT.exe
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Size
16.7MB
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MD5
d76d4061a38546dda1d9748588b75f18
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SHA1
adbcd8ada656dddd3809bdd8061f59fbb53351bd
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SHA256
7c833f195a6be1c64c85cca8f227f0226726609bc564f9577ef81924aa99c1b4
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SHA512
f4cdfe95be590c55fd32fcaf711961ab67fcee8dcceeb44bf8cb4e6e2208b207073ba7a329a843ac1d63d5f5a2d8fae78dc2043afc4b2829757246c05eff7fb1
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SSDEEP
393216:Ib7D+eNMC7Z61Kqm/1MpfnZ0ZjupISFOxcyUVBWABkgr0:U/mCNoZm9ML05ualxc0E
Malware Config
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.3
Default
10.0.2.15:9090
10.0.2.15:52033
147.185.221.19:9090
147.185.221.19:52033
wbrjnemduvixdculy
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delay
1
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install
true
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install_file
steam.exe
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000193d0-136.dat family_asyncrat -
Executes dropped EXE 8 IoCs
pid Process 2320 ._cache_OTPBOT.exe 3040 Synaptics.exe 2816 ._cache_Synaptics.exe 2420 OTP_BOT.exe 1644 NOBLOCKTM.exe 1668 ._cache_NOBLOCKTM.exe 2264 OTP_BOT.exe 2212 steam.exe -
Loads dropped DLL 11 IoCs
pid Process 2160 OTPBOT.exe 2160 OTPBOT.exe 2160 OTPBOT.exe 3040 Synaptics.exe 3040 Synaptics.exe 2320 ._cache_OTPBOT.exe 1860 Process not Found 1644 NOBLOCKTM.exe 1644 NOBLOCKTM.exe 2420 OTP_BOT.exe 2264 OTP_BOT.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe" OTPBOT.exe -
pid Process 2376 powershell.exe 1784 powershell.exe -
Detects Pyinstaller 1 IoCs
resource yara_rule behavioral1/files/0x00070000000193b3-103.dat pyinstaller -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Delays execution with timeout.exe 1 IoCs
pid Process 716 timeout.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2136 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2572 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1784 powershell.exe 2376 powershell.exe 1668 ._cache_NOBLOCKTM.exe 1668 ._cache_NOBLOCKTM.exe 1668 ._cache_NOBLOCKTM.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe 2212 steam.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2376 powershell.exe Token: SeDebugPrivilege 1784 powershell.exe Token: SeDebugPrivilege 1668 ._cache_NOBLOCKTM.exe Token: SeDebugPrivilege 2212 steam.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2572 EXCEL.EXE 2212 steam.exe -
Suspicious use of WriteProcessMemory 50 IoCs
description pid Process procid_target PID 2160 wrote to memory of 2320 2160 OTPBOT.exe 31 PID 2160 wrote to memory of 2320 2160 OTPBOT.exe 31 PID 2160 wrote to memory of 2320 2160 OTPBOT.exe 31 PID 2160 wrote to memory of 2320 2160 OTPBOT.exe 31 PID 2160 wrote to memory of 3040 2160 OTPBOT.exe 32 PID 2160 wrote to memory of 3040 2160 OTPBOT.exe 32 PID 2160 wrote to memory of 3040 2160 OTPBOT.exe 32 PID 2160 wrote to memory of 3040 2160 OTPBOT.exe 32 PID 3040 wrote to memory of 2816 3040 Synaptics.exe 33 PID 3040 wrote to memory of 2816 3040 Synaptics.exe 33 PID 3040 wrote to memory of 2816 3040 Synaptics.exe 33 PID 3040 wrote to memory of 2816 3040 Synaptics.exe 33 PID 2816 wrote to memory of 1784 2816 ._cache_Synaptics.exe 35 PID 2816 wrote to memory of 1784 2816 ._cache_Synaptics.exe 35 PID 2816 wrote to memory of 1784 2816 ._cache_Synaptics.exe 35 PID 2320 wrote to memory of 2376 2320 ._cache_OTPBOT.exe 36 PID 2320 wrote to memory of 2376 2320 ._cache_OTPBOT.exe 36 PID 2320 wrote to memory of 2376 2320 ._cache_OTPBOT.exe 36 PID 2320 wrote to memory of 2420 2320 ._cache_OTPBOT.exe 39 PID 2320 wrote to memory of 2420 2320 ._cache_OTPBOT.exe 39 PID 2320 wrote to memory of 2420 2320 ._cache_OTPBOT.exe 39 PID 2320 wrote to memory of 1644 2320 ._cache_OTPBOT.exe 41 PID 2320 wrote to memory of 1644 2320 ._cache_OTPBOT.exe 41 PID 2320 wrote to memory of 1644 2320 ._cache_OTPBOT.exe 41 PID 2320 wrote to memory of 1644 2320 ._cache_OTPBOT.exe 41 PID 1644 wrote to memory of 1668 1644 NOBLOCKTM.exe 42 PID 1644 wrote to memory of 1668 1644 NOBLOCKTM.exe 42 PID 1644 wrote to memory of 1668 1644 NOBLOCKTM.exe 42 PID 1644 wrote to memory of 1668 1644 NOBLOCKTM.exe 42 PID 2816 wrote to memory of 556 2816 ._cache_Synaptics.exe 43 PID 2816 wrote to memory of 556 2816 ._cache_Synaptics.exe 43 PID 2816 wrote to memory of 556 2816 ._cache_Synaptics.exe 43 PID 2420 wrote to memory of 2264 2420 OTP_BOT.exe 44 PID 2420 wrote to memory of 2264 2420 OTP_BOT.exe 44 PID 2420 wrote to memory of 2264 2420 OTP_BOT.exe 44 PID 1668 wrote to memory of 780 1668 ._cache_NOBLOCKTM.exe 46 PID 1668 wrote to memory of 780 1668 ._cache_NOBLOCKTM.exe 46 PID 1668 wrote to memory of 780 1668 ._cache_NOBLOCKTM.exe 46 PID 1668 wrote to memory of 1604 1668 ._cache_NOBLOCKTM.exe 47 PID 1668 wrote to memory of 1604 1668 ._cache_NOBLOCKTM.exe 47 PID 1668 wrote to memory of 1604 1668 ._cache_NOBLOCKTM.exe 47 PID 1604 wrote to memory of 716 1604 cmd.exe 50 PID 1604 wrote to memory of 716 1604 cmd.exe 50 PID 1604 wrote to memory of 716 1604 cmd.exe 50 PID 780 wrote to memory of 2136 780 cmd.exe 51 PID 780 wrote to memory of 2136 780 cmd.exe 51 PID 780 wrote to memory of 2136 780 cmd.exe 51 PID 1604 wrote to memory of 2212 1604 cmd.exe 52 PID 1604 wrote to memory of 2212 1604 cmd.exe 52 PID 1604 wrote to memory of 2212 1604 cmd.exe 52 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\OTPBOT.exe"C:\Users\Admin\AppData\Local\Temp\OTPBOT.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Users\Admin\AppData\Local\Temp\._cache_OTPBOT.exe"C:\Users\Admin\AppData\Local\Temp\._cache_OTPBOT.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAG0AcgB4ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHcAeQB6ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAG4AbQBtACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHYAYgBhACMAPgA="3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2376
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C:\Users\Admin\AppData\Local\Temp\OTP_BOT.exe"C:\Users\Admin\AppData\Local\Temp\OTP_BOT.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Users\Admin\AppData\Local\Temp\OTP_BOT.exe"C:\Users\Admin\AppData\Local\Temp\OTP_BOT.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2264
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C:\Users\Admin\AppData\Local\Temp\NOBLOCKTM.exe"C:\Users\Admin\AppData\Local\Temp\NOBLOCKTM.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Users\Admin\AppData\Local\Temp\._cache_NOBLOCKTM.exe"C:\Users\Admin\AppData\Local\Temp\._cache_NOBLOCKTM.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "steam" /tr '"C:\Users\Admin\AppData\Roaming\steam.exe"' & exit5⤵
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "steam" /tr '"C:\Users\Admin\AppData\Roaming\steam.exe"'6⤵
- Scheduled Task/Job: Scheduled Task
PID:2136
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpEC90.tmp.bat""5⤵
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Windows\system32\timeout.exetimeout 36⤵
- Delays execution with timeout.exe
PID:716
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C:\Users\Admin\AppData\Roaming\steam.exe"C:\Users\Admin\AppData\Roaming\steam.exe"6⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2212
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C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAG0AcgB4ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHcAeQB6ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAG4AbQBtACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHYAYgBhACMAPgA="4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1784
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2816 -s 7244⤵PID:556
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2572
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
16.7MB
MD5d76d4061a38546dda1d9748588b75f18
SHA1adbcd8ada656dddd3809bdd8061f59fbb53351bd
SHA2567c833f195a6be1c64c85cca8f227f0226726609bc564f9577ef81924aa99c1b4
SHA512f4cdfe95be590c55fd32fcaf711961ab67fcee8dcceeb44bf8cb4e6e2208b207073ba7a329a843ac1d63d5f5a2d8fae78dc2043afc4b2829757246c05eff7fb1
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Filesize
74KB
MD520b0761336c5b0811ebfd3ce052a065a
SHA1028760051e74205d80253152ba9d638537536a3d
SHA256db35164ac870bfdde1f5883ad6156ce6e6e9b09d673813432f292aeddfc0c2f2
SHA512edef14c446a7750fabeccb27165e99b7ee194b5433a078e137c9f0d3d9a61fd0c88036283adb04b9e19d2c7f65365ff91e52a1f7d90431d5137ca6bfdc932d96
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Filesize
16.0MB
MD5e42b1ae9636a7f13d6cda41da36604bf
SHA10f54c779d595f8ceaa8aff579b90de40824f5b9b
SHA2566eead15ccfccb3f580f87df6545909ce1ab70544837d0ad8385787a674b5f974
SHA512235cd965cb26f7c22296bf1759c9335e8244f6021e0df7dc9f362a9160ac03121eea54fbedefbc5a10dd9a65811c22a24d0c1b6384e62b2b460bdbee8e64bfa6
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Filesize
25KB
MD56e5777a7cb2d98497f3ddfe007b2b19c
SHA1966c30563a62bfb4f061acb1f161fd00509672a4
SHA2565c5970f1d74d98b1e50d35d06e7a9d94401c8c84ce3face549942661854df3ea
SHA512da66899c28850325f8c0848b8f499a10bfeb537b9781950a83908861c93eb965906db5c0f0551722e376f8ca294a9db425cc56c67650889a432985d19ba62f45
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Filesize
23KB
MD52551d035e5d7342b1e16b84d4b692fa3
SHA1c96bf136df27741f55126e0e491618c2647197ab
SHA256b590a729fd8d4103c08e8a447ecd08766fec82accfd0800e4093e4b9a3f0c625
SHA5122e6b52fc7f392c201d4d77edfca0612cc8cdb85741d72759ef38847a823259f3bbb8377da4dd3f25304a529e5f2d04043c958dc7d75957e496582acb7a3c8a91
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04
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Filesize
28KB
MD5a3afa9ebdd300bd2257aa1f9b0174a7e
SHA1cb01fb408496408e9e2ff5b51cffb8f131e38fa2
SHA25608b994d5f5c258f1de0c88088bba3d3a8e275ffff32f1f7a9c80bbce3ee1704c
SHA512a7e9a64627b77587451769c57dce9e75a6e3b58b1fe0c81cb799528d28b8611a09c45e6c423c4d379f9d85bea1b86b27b1eb3c9ca3b74095c42379b6e0e50e97
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Filesize
828KB
MD5a1b498723fda03e583ef35e2c1a90d3e
SHA1cbc749bf7d6fcc9266c6e794fc94009f1f6ca448
SHA25623292a648da1e75a5e3c8fb8c540aab8e62060fc0a207305c9e52a27710ea360
SHA5120456d1ebdc37ec89c733026d5fa77e272bcfb4da35b29cd294a34748c9b83fe2eb31014a7b5a1a33205a478204ca801f83e84688abc76e275a6bdbe1cb03aa4a
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Filesize
5.5MB
MD5e2bd5ae53427f193b42d64b8e9bf1943
SHA17c317aad8e2b24c08d3b8b3fba16dd537411727f
SHA256c4844b05e3a936b130adedb854d3c04d49ee54edb43e9d36f8c4ae94ccb78400
SHA512ae23a6707e539c619fd5c5b4fc6e4734edc91f89ebe024d25ff2a70168da6105ac0bd47cf6bf3715af6411963caf0acbb4632464e1619ca6361abf53adfe7036
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Filesize
149B
MD5033a9abde5b652cf591d6c0687d4daa8
SHA19b7c9e25a42d67d703a814a08709e66176142ba9
SHA2565986ce8486dcaa659a9bbebfbd9837abf4b645d0bfcb84cb34d584d488d1a9df
SHA5126f032a9b0338630c1334a624d5d8568df94242fb6f7d09a013f3b10dfaf3ed5ae939cbe76013d4c38774c07bcf8007ef287a7ede173b356e7666bdcbed1c5f87
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\7N4JG15BX94YOBBVPPQ0.temp
Filesize7KB
MD5ee0a220fccc8b00327ae2d0d172c14e4
SHA155923aa8c1e6fefef87b4087eb7032cf5a8d3ca2
SHA25602b110a648cf81e180d428561566beaaa8343976731d524f65010900757fbbda
SHA51240c806f7b8dc8dbd4da602e4d139ed4c02815137d8f354ab006854461d8fd4075d1b5634d93fca87269435f277e9e4d04efda649020737559c49ae0d991c53a4
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Filesize
8B
MD5cf759e4c5f14fe3eec41b87ed756cea8
SHA1c27c796bb3c2fac929359563676f4ba1ffada1f5
SHA256c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761
SHA512c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b
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Filesize
15.2MB
MD505e130106948344f7104d92044431ef6
SHA1daaf32ffdbddc8129ff563f279ea24422c706ec3
SHA256a2f3bae44a9bf5b85db8f1fbfabfad377b1f31cc151ee9a2ac6d824bb4d5c09e
SHA512431f804f00a2d6e191b4a0592fddd7731fa8bc47a39b277e037f65d6566a1dd0a83e854ecea3b3de77704e0fd975d5a2371c7ed189dfa3eefc9ebab3f6f67634