Analysis
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max time kernel
126s -
max time network
90s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
06-02-2023 11:50
Static task
static1
Behavioral task
behavioral1
Sample
02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe
Resource
win10-20220812-en
General
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Target
02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe
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Size
642KB
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MD5
0a8d36658b39bd36774662aea4ec73f0
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SHA1
5ed03eb7ac9f8b73364f8b8df02f44aa29563b8a
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SHA256
02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f
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SHA512
a3ee06eae5953b6bc0a4111560f740faa1c56e006e4617716eb4f0df6415103b225eb2aad526692aa4187759e32e3404de9d266ca8359b66e14486260f701b8c
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SSDEEP
12288:NMrly90dXFEyVBfBDwNOQ10USauq8kWoeXzpdMYcLaCL2RuOFmAO:YyYFXVB5eOQ10laIkbKUNaRummt
Malware Config
Extracted
redline
bilod
193.233.20.7:4138
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auth_value
407a8c8d5a1f9a3348afc8c6b0155512
Extracted
amadey
3.66
62.204.41.5/Bu58Ngs/index.php
Signatures
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Processes:
mika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" mika.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/340-266-0x0000000002270000-0x00000000022B6000-memory.dmp family_redline behavioral1/memory/340-272-0x0000000005070000-0x00000000050B4000-memory.dmp family_redline -
Executes dropped EXE 7 IoCs
Processes:
ckEn.exeakEx.exemika.exevona.exemnolyk.exemnolyk.exemnolyk.exepid process 5072 ckEn.exe 340 akEx.exe 3268 mika.exe 4944 vona.exe 4784 mnolyk.exe 4076 mnolyk.exe 4664 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 4220 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Processes:
mika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" mika.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.execkEn.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ckEn.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" ckEn.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
akEx.exemika.exepid process 340 akEx.exe 340 akEx.exe 3268 mika.exe 3268 mika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
akEx.exemika.exedescription pid process Token: SeDebugPrivilege 340 akEx.exe Token: SeDebugPrivilege 3268 mika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.execkEn.exevona.exemnolyk.execmd.exedescription pid process target process PID 2476 wrote to memory of 5072 2476 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe ckEn.exe PID 2476 wrote to memory of 5072 2476 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe ckEn.exe PID 2476 wrote to memory of 5072 2476 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe ckEn.exe PID 5072 wrote to memory of 340 5072 ckEn.exe akEx.exe PID 5072 wrote to memory of 340 5072 ckEn.exe akEx.exe PID 5072 wrote to memory of 340 5072 ckEn.exe akEx.exe PID 5072 wrote to memory of 3268 5072 ckEn.exe mika.exe PID 5072 wrote to memory of 3268 5072 ckEn.exe mika.exe PID 2476 wrote to memory of 4944 2476 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe vona.exe PID 2476 wrote to memory of 4944 2476 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe vona.exe PID 2476 wrote to memory of 4944 2476 02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe vona.exe PID 4944 wrote to memory of 4784 4944 vona.exe mnolyk.exe PID 4944 wrote to memory of 4784 4944 vona.exe mnolyk.exe PID 4944 wrote to memory of 4784 4944 vona.exe mnolyk.exe PID 4784 wrote to memory of 916 4784 mnolyk.exe schtasks.exe PID 4784 wrote to memory of 916 4784 mnolyk.exe schtasks.exe PID 4784 wrote to memory of 916 4784 mnolyk.exe schtasks.exe PID 4784 wrote to memory of 868 4784 mnolyk.exe cmd.exe PID 4784 wrote to memory of 868 4784 mnolyk.exe cmd.exe PID 4784 wrote to memory of 868 4784 mnolyk.exe cmd.exe PID 868 wrote to memory of 2092 868 cmd.exe cmd.exe PID 868 wrote to memory of 2092 868 cmd.exe cmd.exe PID 868 wrote to memory of 2092 868 cmd.exe cmd.exe PID 868 wrote to memory of 1252 868 cmd.exe cacls.exe PID 868 wrote to memory of 1252 868 cmd.exe cacls.exe PID 868 wrote to memory of 1252 868 cmd.exe cacls.exe PID 868 wrote to memory of 4788 868 cmd.exe cacls.exe PID 868 wrote to memory of 4788 868 cmd.exe cacls.exe PID 868 wrote to memory of 4788 868 cmd.exe cacls.exe PID 868 wrote to memory of 4148 868 cmd.exe cmd.exe PID 868 wrote to memory of 4148 868 cmd.exe cmd.exe PID 868 wrote to memory of 4148 868 cmd.exe cmd.exe PID 868 wrote to memory of 5096 868 cmd.exe cacls.exe PID 868 wrote to memory of 5096 868 cmd.exe cacls.exe PID 868 wrote to memory of 5096 868 cmd.exe cacls.exe PID 868 wrote to memory of 1268 868 cmd.exe cacls.exe PID 868 wrote to memory of 1268 868 cmd.exe cacls.exe PID 868 wrote to memory of 1268 868 cmd.exe cacls.exe PID 4784 wrote to memory of 4220 4784 mnolyk.exe rundll32.exe PID 4784 wrote to memory of 4220 4784 mnolyk.exe rundll32.exe PID 4784 wrote to memory of 4220 4784 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe"C:\Users\Admin\AppData\Local\Temp\02a5ddfbfe8177c663b64d6de1599540701b5d5e68b00c6d63fa684423f1a59f.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ckEn.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ckEn.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\akEx.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\akEx.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:340
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3268
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4944 -
C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4784 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN mnolyk.exe /TR "C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe" /F4⤵
- Creates scheduled task(s)
PID:916
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "mnolyk.exe" /P "Admin:N"&&CACLS "mnolyk.exe" /P "Admin:R" /E&&echo Y|CACLS "..\5eb6b96734" /P "Admin:N"&&CACLS "..\5eb6b96734" /P "Admin:R" /E&&Exit4⤵
- Suspicious use of WriteProcessMemory
PID:868 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2092
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:1252
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:4788
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4148
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:N"5⤵PID:5096
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:R" /E5⤵PID:1268
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main4⤵
- Loads dropped DLL
PID:4220
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C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe1⤵
- Executes dropped EXE
PID:4076
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C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe1⤵
- Executes dropped EXE
PID:4664
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
456KB
MD525e459f51b0810f6fdd63bbdc7299bbf
SHA1b194d0051949cb63f40df1e6444692bf8144c1fe
SHA256013cb9971251b1a66372f0fa58ff5f7368f61a3a6408bb1fa53643fe18e18b57
SHA5128ab4a65f605da28819ba3838e98b48ccd6e2554c933da09c59db91125a155655b119f5ec57dd58b84606e84c442fa36bd0c47899c15e17b28b700d53e57a3c9f
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Filesize
456KB
MD525e459f51b0810f6fdd63bbdc7299bbf
SHA1b194d0051949cb63f40df1e6444692bf8144c1fe
SHA256013cb9971251b1a66372f0fa58ff5f7368f61a3a6408bb1fa53643fe18e18b57
SHA5128ab4a65f605da28819ba3838e98b48ccd6e2554c933da09c59db91125a155655b119f5ec57dd58b84606e84c442fa36bd0c47899c15e17b28b700d53e57a3c9f
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
425KB
MD5cac9c1edb035eec6f2d552ec3ca96145
SHA11c980162ae50cbaf1b479d7bc9575faa55a53504
SHA25629cc22cd2167fcc12eb0f555d6f7b4ec0be43c76d03ea53e35ecf3464c5e4efa
SHA51231c1998d244cb0a9613cb8544f4de636194a636dd98015ab04d14cfdd72b3db3503e98c72a319dce2251979d9fa8c1dbb8ff95beeb89dc9cd9a183a1530dd84f
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Filesize
425KB
MD5cac9c1edb035eec6f2d552ec3ca96145
SHA11c980162ae50cbaf1b479d7bc9575faa55a53504
SHA25629cc22cd2167fcc12eb0f555d6f7b4ec0be43c76d03ea53e35ecf3464c5e4efa
SHA51231c1998d244cb0a9613cb8544f4de636194a636dd98015ab04d14cfdd72b3db3503e98c72a319dce2251979d9fa8c1dbb8ff95beeb89dc9cd9a183a1530dd84f
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
89KB
MD59221a421a3e777eb7d4ce55e474bcc4a
SHA1c96d7bd7ccbf9352d50527bff472595b3dc5298e
SHA25610ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8
SHA51263ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3
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Filesize
89KB
MD59221a421a3e777eb7d4ce55e474bcc4a
SHA1c96d7bd7ccbf9352d50527bff472595b3dc5298e
SHA25610ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8
SHA51263ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3