Analysis
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max time kernel
106s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 23:19
Static task
static1
Behavioral task
behavioral1
Sample
590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe
Resource
win10v2004-20230220-en
General
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Target
590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe
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Size
700KB
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MD5
039418dfe28768231114c42adb792e8c
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SHA1
8958f5244735910d28ceee3779f5a741cb8d6a58
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SHA256
590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35
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SHA512
5e674abfcb3ef93561a7f0f93663cfab89cb905c4b8612b3f5fb9cfa268b109bc9c32d428edde09e4663213faecff48e52cb924ee697f2f7c570645c7ac5eea0
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SSDEEP
12288:iMrVy90luzaUmOFM7Ogxl9DMAcA5nQ8F5hDuN5ZJo0y8L12zrliec5pXp5BhSkK:nyCmmOi7Og/5nQ8zhDu1W0nArlEJhSR
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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Processes:
pro7417.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro7417.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7417.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7417.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7417.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7417.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7417.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/2996-191-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-192-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-194-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-196-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-198-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-200-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-202-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-204-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-206-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-208-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-210-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-212-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-214-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-218-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-216-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-220-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-222-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-224-0x00000000052D0000-0x000000000530F000-memory.dmp family_redline behavioral1/memory/2996-362-0x0000000004D10000-0x0000000004D20000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un424466.exepro7417.exequ8114.exesi448614.exepid process 2956 un424466.exe 2248 pro7417.exe 2996 qu8114.exe 3804 si448614.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:
pro7417.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro7417.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7417.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:
un424466.exe590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un424466.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\\\"" un424466.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.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\\\"" 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.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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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3584 2248 WerFault.exe pro7417.exe 3764 2996 WerFault.exe qu8114.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro7417.exequ8114.exesi448614.exepid process 2248 pro7417.exe 2248 pro7417.exe 2996 qu8114.exe 2996 qu8114.exe 3804 si448614.exe 3804 si448614.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro7417.exequ8114.exesi448614.exedescription pid process Token: SeDebugPrivilege 2248 pro7417.exe Token: SeDebugPrivilege 2996 qu8114.exe Token: SeDebugPrivilege 3804 si448614.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exeun424466.exedescription pid process target process PID 2108 wrote to memory of 2956 2108 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe un424466.exe PID 2108 wrote to memory of 2956 2108 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe un424466.exe PID 2108 wrote to memory of 2956 2108 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe un424466.exe PID 2956 wrote to memory of 2248 2956 un424466.exe pro7417.exe PID 2956 wrote to memory of 2248 2956 un424466.exe pro7417.exe PID 2956 wrote to memory of 2248 2956 un424466.exe pro7417.exe PID 2956 wrote to memory of 2996 2956 un424466.exe qu8114.exe PID 2956 wrote to memory of 2996 2956 un424466.exe qu8114.exe PID 2956 wrote to memory of 2996 2956 un424466.exe qu8114.exe PID 2108 wrote to memory of 3804 2108 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe si448614.exe PID 2108 wrote to memory of 3804 2108 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe si448614.exe PID 2108 wrote to memory of 3804 2108 590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe si448614.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe"C:\Users\Admin\AppData\Local\Temp\590af5f8f273c8b58d2ff52c02834a20f8b04f4bd3d2f0ca71732ab1fd323e35.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un424466.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un424466.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7417.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7417.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2248 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 10844⤵
- Program crash
PID:3584
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8114.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8114.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2996 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 13444⤵
- Program crash
PID:3764
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si448614.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si448614.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2248 -ip 22481⤵PID:216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 2996 -ip 29961⤵PID:5112
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD583e97afc44af86c06f079966794962e4
SHA1c1b7ace9d48f93d0c0377749b80b30f69aaec637
SHA256157837ec9cad30659225b7788f32c3da531b62433be4ae96b35b8bca7140a0e9
SHA5127a8c56382f397bc3963d21950ecbb1903c317910574488de7e5b823b5a74b9cdf2ada70277a0b62dbff2824d79884ac41f69febb1ee2cddcb370b5d1dff5538a
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Filesize
175KB
MD583e97afc44af86c06f079966794962e4
SHA1c1b7ace9d48f93d0c0377749b80b30f69aaec637
SHA256157837ec9cad30659225b7788f32c3da531b62433be4ae96b35b8bca7140a0e9
SHA5127a8c56382f397bc3963d21950ecbb1903c317910574488de7e5b823b5a74b9cdf2ada70277a0b62dbff2824d79884ac41f69febb1ee2cddcb370b5d1dff5538a
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Filesize
558KB
MD5530e86a5644c04e896ab3563194413c4
SHA10d15d40fc5ac2d1c0487f808486ff5cf1bc1b23e
SHA2562497f1e27ec98ec2a62d0cde88adad21f4e7c51b8e5de76824110e61cfcc41bd
SHA512fe23034e36c5025fbde482a9f7526ce256ccbea1a76cc29fe5fe570123f039a5e75b17a9a28da54b1bd9d7aada43fd972411fcfb172613b73afc0a09e399bda9
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Filesize
558KB
MD5530e86a5644c04e896ab3563194413c4
SHA10d15d40fc5ac2d1c0487f808486ff5cf1bc1b23e
SHA2562497f1e27ec98ec2a62d0cde88adad21f4e7c51b8e5de76824110e61cfcc41bd
SHA512fe23034e36c5025fbde482a9f7526ce256ccbea1a76cc29fe5fe570123f039a5e75b17a9a28da54b1bd9d7aada43fd972411fcfb172613b73afc0a09e399bda9
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Filesize
307KB
MD52526b6b4ad0e4135a8a13e7b0461c020
SHA18a5b2e8bbc4dab0b71b2c98293335efa59837233
SHA256cd07979d2658a42667db5af2bc3ca14e16a1b0240e2cd42a28521db486799790
SHA512e32393303100abcfa23b1a487eaff499cba523a3adeaf627a1aca61823d40dd2d297786a7dfd6d7829c18b7caadd4b18156273138ffc4f554ab404666886bccb
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Filesize
307KB
MD52526b6b4ad0e4135a8a13e7b0461c020
SHA18a5b2e8bbc4dab0b71b2c98293335efa59837233
SHA256cd07979d2658a42667db5af2bc3ca14e16a1b0240e2cd42a28521db486799790
SHA512e32393303100abcfa23b1a487eaff499cba523a3adeaf627a1aca61823d40dd2d297786a7dfd6d7829c18b7caadd4b18156273138ffc4f554ab404666886bccb
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Filesize
365KB
MD5f09c546a187e5c499bddaf8ec8cf9a21
SHA10225a85411753655ad27e4fb6023799f0613b3a0
SHA25699183855f1f82c8dcd34e3ff8f8ff4a14f4c044bad995ec3ea7534baac79d604
SHA512d334dfde94b48b2241e170b7691fdd432b2c5bc8828b55f334c6699379e2f60f71e5512171b1a99c6f53c410dc154e877fd243af842a84153cd98e91e66679d5
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Filesize
365KB
MD5f09c546a187e5c499bddaf8ec8cf9a21
SHA10225a85411753655ad27e4fb6023799f0613b3a0
SHA25699183855f1f82c8dcd34e3ff8f8ff4a14f4c044bad995ec3ea7534baac79d604
SHA512d334dfde94b48b2241e170b7691fdd432b2c5bc8828b55f334c6699379e2f60f71e5512171b1a99c6f53c410dc154e877fd243af842a84153cd98e91e66679d5