Resubmissions
14/01/2025, 23:37
250114-3maqsstkcs 1014/01/2025, 23:34
250114-3kd1fatjgv 1014/01/2025, 23:27
250114-3feq6svngl 10Analysis
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max time kernel
46s -
max time network
48s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14/01/2025, 23:37
Static task
static1
Behavioral task
behavioral1
Sample
lossless scaling/Lossless Scaling.exe
Resource
win7-20240708-en
General
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Target
lossless scaling/Lossless Scaling.exe
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Size
155KB
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MD5
1bb432c7d79983c0438f9c05d7ab2a42
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SHA1
fd9d24d6417273c04a046e4da2bd51f6ac287939
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SHA256
69c131d4901fb0f0192a2a97fb48012df696c5bd08a38c34e1553a3bdb9942ac
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SHA512
1ab2802727c66834e349f79b51847c79c9f340e3b716add2b4ec8c25d3bd1096c3f82596d2efbe57e922945f965aafe72b1bae30d6fcedfd7799595a5ca190ce
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SSDEEP
3072:AcjJ6p7RATueBb6sKGyLY1hhhhhhhhhhhhhhhhhhhhhhhOCD:AcjJ6pWTuet1V1hhhhhhhhhhhhhhhhh/
Malware Config
Extracted
asyncrat
A 14
Default
Egypt2.camdvr.org:301
MaterxMutex_Egypt2
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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Asyncrat family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" powershell.exe -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation Lossless Scaling.exe Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation WScript.exe Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation CScript.exe -
Executes dropped EXE 1 IoCs
pid Process 4688 IObitUnlocker.exe -
Loads dropped DLL 1 IoCs
pid Process 4688 IObitUnlocker.exe -
pid Process 3776 powershell.exe 1084 powershell.exe 4232 powershell.exe 1280 powershell.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4232 set thread context of 4340 4232 powershell.exe 117 PID 1280 set thread context of 2224 1280 powershell.exe 120 PID 3776 set thread context of 3588 3776 powershell.exe 123 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Lossless Scaling.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IObitUnlocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.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 3224 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4340 aspnet_compiler.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1084 powershell.exe 1084 powershell.exe 2144 LosslessScaling.exe 2144 LosslessScaling.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4232 powershell.exe 4232 powershell.exe 1280 powershell.exe 1280 powershell.exe 3776 powershell.exe 3776 powershell.exe 3776 powershell.exe 4340 aspnet_compiler.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 644 Process not Found -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1084 powershell.exe Token: SeDebugPrivilege 2144 LosslessScaling.exe Token: SeDebugPrivilege 4232 powershell.exe Token: SeDebugPrivilege 1280 powershell.exe Token: SeDebugPrivilege 3776 powershell.exe Token: SeDebugPrivilege 4340 aspnet_compiler.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 2144 LosslessScaling.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4688 IObitUnlocker.exe 4340 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3552 wrote to memory of 1084 3552 Lossless Scaling.exe 83 PID 3552 wrote to memory of 1084 3552 Lossless Scaling.exe 83 PID 3552 wrote to memory of 1084 3552 Lossless Scaling.exe 83 PID 3552 wrote to memory of 2144 3552 Lossless Scaling.exe 85 PID 3552 wrote to memory of 2144 3552 Lossless Scaling.exe 85 PID 1084 wrote to memory of 3224 1084 powershell.exe 97 PID 1084 wrote to memory of 3224 1084 powershell.exe 97 PID 1084 wrote to memory of 3224 1084 powershell.exe 97 PID 2132 wrote to memory of 4232 2132 WScript.exe 111 PID 2132 wrote to memory of 4232 2132 WScript.exe 111 PID 4684 wrote to memory of 1280 4684 CScript.exe 115 PID 4684 wrote to memory of 1280 4684 CScript.exe 115 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 4232 wrote to memory of 4340 4232 powershell.exe 117 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 1280 wrote to memory of 2224 1280 powershell.exe 120 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123 PID 3776 wrote to memory of 3588 3776 powershell.exe 123
Processes
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C:\Users\Admin\AppData\Local\Temp\lossless scaling\Lossless Scaling.exe"C:\Users\Admin\AppData\Local\Temp\lossless scaling\Lossless Scaling.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Public\language\en-US\hiberfil.ps1"2⤵
- UAC bypass
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /create /tn administartor /SC minute /MO 2 /tr C:\Users\Public\IObitUnlocker\Loader.vbs /RL HIGHEST3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3224
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C:\Users\Admin\AppData\Local\Temp\lossless scaling\language\uk-UA\LosslessScaling.exe"C:\Users\Admin\AppData\Local\Temp\lossless scaling\language\uk-UA\LosslessScaling.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2144
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4452
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C:\Users\Public\IObitUnlocker\IObitUnlocker.exe"C:\Users\Public\IObitUnlocker\IObitUnlocker.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4688
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Public\IObitUnlocker\Loader.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass iex([IO.File]::ReadAllText('C:\Users\Public\IObitUnlocker\Report.ps1'))2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4340
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C:\Windows\System32\CScript.exe"C:\Windows\System32\CScript.exe" "C:\Users\Public\IObitUnlocker\Loader.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4684 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass iex([IO.File]::ReadAllText('C:\Users\Public\IObitUnlocker\Report.ps1'))2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵
- System Location Discovery: System Language Discovery
PID:2224
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "-Command" "if((Get-ExecutionPolicy ) -ne 'AllSigned') { Set-ExecutionPolicy -Scope Process Bypass }; & 'C:\Users\Public\IObitUnlocker\Report.ps1'"1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3776 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3588
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD545fed0a3bcbc889ca99d0c5943210e7e
SHA1602584366a413cb9ae459b6c3231190cd787241e
SHA2569812fe8104a86e693d6baa02a4cdb56ea9a4aedb500b050346eb5ec6bda8dd09
SHA512d0728fcce9484daedb2c9552ee2a818f7cccbeb1e9bca24a1c4fc1ca6e8c181c46cdc89670bfee3d6ad219ea6f69750bd03f776af4f9e4667872c66c11dbd255
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Filesize
3KB
MD5f41839a3fe2888c8b3050197bc9a0a05
SHA10798941aaf7a53a11ea9ed589752890aee069729
SHA256224331b7bfae2c7118b187f0933cdae702eae833d4fed444675bd0c21d08e66a
SHA5122acfac3fbe51e430c87157071711c5fd67f2746e6c33a17accb0852b35896561cec8af9276d7f08d89999452c9fb27688ff3b7791086b5b21d3e59982fd07699
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Filesize
425B
MD54eaca4566b22b01cd3bc115b9b0b2196
SHA1e743e0792c19f71740416e7b3c061d9f1336bf94
SHA25634ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb
SHA512bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1
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Filesize
20KB
MD5ce5572259c6af27ad409beb274f6a0c5
SHA1b0f2a4b186fb7e3f31dd113ec043f0d9dd541750
SHA2560c22228f978ca8bda39b7dea69c6122415151b34d4437e12b5fde235da72d4c8
SHA5125901dcf53a25a76d2d136b925da406ed73c7b40e70d3c07b7fb239991c740af570599772d85f4c911e2854180ea840b303438437307fe56415927c7daecfa020
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Filesize
1KB
MD51ed302d074b090f55df63718ecdbb133
SHA128a69abfb525d1634b86487884571c2a9bcf94b0
SHA2560cbcc347469bad433d515bf9e11d480164bc22c07bee4c7ec96e287b42993269
SHA512d554e5459a20d347abbbda3777fd3b548e90b467fb3b9b59c943d7f8bf6810010fc4832a6ba17241df796a52f88a2225ed4fc3e5e964faafa35519f74f06f17e
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Filesize
1KB
MD58106fbda6b657f06930c07ffcb0219b0
SHA1d58c76407d9f6a6c115f5aad83891abb37316308
SHA2561431023dee29965c9a917083ca6d3fbac7deac55556b5526ac5d4c85fb0d4813
SHA512e9b05306ac235899bc3434784f860ba60043f1cbd6b22beaabce672628797e4381f6b5aad366f7f86e859a4d49556cf01fb845032678e06560d1b20dd9b2aa0f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
71KB
MD5e1a4327af3cd8ca866996f472f0ff93a
SHA1cfea8426ef8fab4136055401152821a19f908d45
SHA2565f0bc7d75f32981e0e704c2217ed423c9a355f19515a1603103cc55cf9d3b901
SHA512745f1ec495869d2fa2722ecadcaa27ec1f005742c69110802e9e1d7600d680d077e9762a400799e38003a4671a2590ecf1c480c2e7586039ebcce6ed36662280
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Filesize
2.3MB
MD59303575597168ef11790500b29279f56
SHA1bfab0ea30c5959fda893b9ddc6a348a4f47f8677
SHA2560a507a553010c19369f17b649c5ffe6060216480059062ff75241944cf729bd7
SHA5128e9f7a98c0a0c90643403d4abccd8736d12ba6bef83679ccfd626e52e86ed7db6fe558c6ec48a88cf32967c00d66131f550ac64cc98cd73fd477f165694e68b0
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Filesize
65KB
MD547aa03a10ac3a407f8f30f1088edcbc9
SHA1b5d78a1d3ae93bd343c6d65e64c0945d1d558758
SHA256c79a2bb050af6436b10b58ef04dbc7082df1513cec5934432004eb56fba05e66
SHA5123402ca68b00ffd9e2551f97b3895990ee0274f14f117505c3588ea76c716488860ac2da07c1d9275bbc43eb87b88893c52fb04d15f1afe7b7bf7d9a524961101
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Filesize
155B
MD53781eced7bdb501738a60e3f926ae42a
SHA1c65ca3f8ee5fd4f6dad689cc43bde301a451ec2c
SHA256b343abd677e362c3ae1e573bf7c43bf476a8e97e67d7758328a51f30daaf4d95
SHA512854dc0f2b8d2d4bcb7bb736d2a9c7f70132d069aedffb0e0952fa2d3d57992ae8cda02ea49214f40f4a05b30ac6fea145901fe6c72f257b43c461be138ce6971
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Filesize
457KB
MD540e7960be05c7c1f64d7157235171ce6
SHA179df02a409ba3721415e3d2755e467c10f9c698e
SHA2565db5a2e88209a2e2901c8e9e74ad794be31c035a583ec62e73b5e8e22d5df0f0
SHA5126801ed81e4c87b1328906befb506d598ea3eeaec3a835744b3a681104efca02d92db5228189b9859741a380ec54fdf98048f37d690396cfb9b2a7cabe487e2e9
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Filesize
1KB
MD598a99e831c54087770d3fd89f2bb9913
SHA126754b638106f4e2c3bdff6780c574384a129972
SHA25692360a7d4d9bc840a967a86f6bd3651d0d7fb5218d57e3edcd36ad897f908a44
SHA512cae5a9b95ac842902166cf2d67114f311f6bd9227999654f733b2ef16e4daf8fa2ea5fb5908425243226217fe99e87ded7f9d600a2eb668fb3b4f7d4b0974df2
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Filesize
1.7MB
MD5df3362c56b3925e0eb83e0a10fb448c7
SHA17b82a4de6af8f15994cfa1f179ebf5e0f302e503
SHA2561de06a9918cdd9e8dd95953f1a6b937d490a6eb228b2a67e5a89b09feab810c3
SHA512431dbbf045c8a62cacd7e8236ad343287c574b97684d941fe6f94e702fbb2a19675e1849220fa443616bfe2adec0e2218c42d75889333ca489f064e931891785