Analysis
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max time kernel
61s -
max time network
129s -
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 23:14
Static task
static1
Behavioral task
behavioral1
Sample
dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe
Resource
win10v2004-20230220-en
General
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Target
dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe
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Size
699KB
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MD5
82fa2f893b95f6ab11a9ae6cbd3dbb18
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SHA1
85289d7aafc031b688a1ba7e7ab96a255a3950a6
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SHA256
dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876
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SHA512
131534f805c14bf64dc118844b1d48e4e1db60c319250894c000da2f5c17dc02b8f68633b29a32a88096e9d0f705166d7f88b80a9339f63be47e81430cc60344
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SSDEEP
12288:aMrCy90l21BMFJ4mGgPgVWGm+8yyPijbj7klwMkAm:QyT1qPgV4yyPiHHklwMkAm
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:
pro9468.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro9468.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9468.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9468.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9468.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9468.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9468.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/3548-191-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-190-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-193-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-195-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-197-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-199-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-201-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-203-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-205-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-207-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-209-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-211-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-213-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-215-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-217-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-219-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-221-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline behavioral1/memory/3548-223-0x0000000005290000-0x00000000052CF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un775490.exepro9468.exequ2117.exesi488383.exepid process 4544 un775490.exe 772 pro9468.exe 3548 qu2117.exe 3588 si488383.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:
pro9468.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro9468.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9468.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:
dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exeun775490.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.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\\\"" dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un775490.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\\\"" un775490.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 4880 772 WerFault.exe pro9468.exe 2108 3548 WerFault.exe qu2117.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro9468.exequ2117.exesi488383.exepid process 772 pro9468.exe 772 pro9468.exe 3548 qu2117.exe 3548 qu2117.exe 3588 si488383.exe 3588 si488383.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro9468.exequ2117.exesi488383.exedescription pid process Token: SeDebugPrivilege 772 pro9468.exe Token: SeDebugPrivilege 3548 qu2117.exe Token: SeDebugPrivilege 3588 si488383.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exeun775490.exedescription pid process target process PID 4488 wrote to memory of 4544 4488 dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe un775490.exe PID 4488 wrote to memory of 4544 4488 dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe un775490.exe PID 4488 wrote to memory of 4544 4488 dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe un775490.exe PID 4544 wrote to memory of 772 4544 un775490.exe pro9468.exe PID 4544 wrote to memory of 772 4544 un775490.exe pro9468.exe PID 4544 wrote to memory of 772 4544 un775490.exe pro9468.exe PID 4544 wrote to memory of 3548 4544 un775490.exe qu2117.exe PID 4544 wrote to memory of 3548 4544 un775490.exe qu2117.exe PID 4544 wrote to memory of 3548 4544 un775490.exe qu2117.exe PID 4488 wrote to memory of 3588 4488 dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe si488383.exe PID 4488 wrote to memory of 3588 4488 dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe si488383.exe PID 4488 wrote to memory of 3588 4488 dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe si488383.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe"C:\Users\Admin\AppData\Local\Temp\dcb48e993616f749cbe9d7fb1046b26ae12ae3c06c391e7a6263b80d18156876.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un775490.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un775490.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9468.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9468.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:772 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 10364⤵
- Program crash
PID:4880
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2117.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2117.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3548 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 13284⤵
- Program crash
PID:2108
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si488383.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si488383.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3588
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 772 -ip 7721⤵PID:4052
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3548 -ip 35481⤵PID:2112
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5420f83b565f709722f2c352c7e329069
SHA143588449f59ecec6ae6cdcbcf4aebb5ae190ded8
SHA256a0b0d5cd000a52074ed8da37784a6cff0dc70593f6738399d747bd6aedb2b9df
SHA5121599357cc3ff0262fc02e8456fba6275362d4e9ccafad93292f6ee4a005a06e7bb3f52aaf6b2796230a48b01f3b773dad71d71c4017fb307a13424707de2152f
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Filesize
175KB
MD5420f83b565f709722f2c352c7e329069
SHA143588449f59ecec6ae6cdcbcf4aebb5ae190ded8
SHA256a0b0d5cd000a52074ed8da37784a6cff0dc70593f6738399d747bd6aedb2b9df
SHA5121599357cc3ff0262fc02e8456fba6275362d4e9ccafad93292f6ee4a005a06e7bb3f52aaf6b2796230a48b01f3b773dad71d71c4017fb307a13424707de2152f
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Filesize
558KB
MD516febc9d3b204637d790ccf9365d102e
SHA12a6914d3bade8ec74a306e1568e8ffb3ae7d206c
SHA2561323c3981e3f7dd7161398e4761b9419512f9540dbd65bbf5327b391ace6502c
SHA51255e074414632b563d8cc7261dcd18ebab9f6f5971900481a0807b8c98cc0a1ee7c9d570c9d0142ffa55dfe85e44c1234ea5069de5d9b314d4c02ce00dee0663f
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Filesize
558KB
MD516febc9d3b204637d790ccf9365d102e
SHA12a6914d3bade8ec74a306e1568e8ffb3ae7d206c
SHA2561323c3981e3f7dd7161398e4761b9419512f9540dbd65bbf5327b391ace6502c
SHA51255e074414632b563d8cc7261dcd18ebab9f6f5971900481a0807b8c98cc0a1ee7c9d570c9d0142ffa55dfe85e44c1234ea5069de5d9b314d4c02ce00dee0663f
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Filesize
307KB
MD5b8c5f55da76fad38b1b8d0334074b9bb
SHA1bb70f0e4a896c4396a8667eff38d123634b0c97c
SHA256b321bb90bfd0c4032e397afa0fe8a0bb677555db957710560d3473c77748e48e
SHA5125c8f0f9430e52653cc5d69d1acd9dd02f03c6325461555349d8d743078993b9cbdbc1e6a59f0fd50632a77d35ff0c1a50e571bba076cb832fc15fa84efe66bcc
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Filesize
307KB
MD5b8c5f55da76fad38b1b8d0334074b9bb
SHA1bb70f0e4a896c4396a8667eff38d123634b0c97c
SHA256b321bb90bfd0c4032e397afa0fe8a0bb677555db957710560d3473c77748e48e
SHA5125c8f0f9430e52653cc5d69d1acd9dd02f03c6325461555349d8d743078993b9cbdbc1e6a59f0fd50632a77d35ff0c1a50e571bba076cb832fc15fa84efe66bcc
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Filesize
365KB
MD54a5a47e06bf6918d06e5bce06d20843a
SHA11b6a93b0ec3fcfd341d6f50f86354ab1eeec5b23
SHA256279d9a57ede68546177da7fbdae5fbb68dd988cff1102364faabc75d9092a9a7
SHA5124696b690ad05fc6d4df24d8ca4d7247d1128dae5928ce983f5c2c15632105db4630740ee093e49f970a199debdf19847f5997060336bcb1879f7eba0510464ac
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Filesize
365KB
MD54a5a47e06bf6918d06e5bce06d20843a
SHA11b6a93b0ec3fcfd341d6f50f86354ab1eeec5b23
SHA256279d9a57ede68546177da7fbdae5fbb68dd988cff1102364faabc75d9092a9a7
SHA5124696b690ad05fc6d4df24d8ca4d7247d1128dae5928ce983f5c2c15632105db4630740ee093e49f970a199debdf19847f5997060336bcb1879f7eba0510464ac