Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 01:57
Static task
static1
Behavioral task
behavioral1
Sample
1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe
Resource
win10v2004-20230221-en
General
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Target
1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe
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Size
689KB
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MD5
a37e31525ca3c6981549db2c36d06756
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SHA1
01087919f232aae19216013bb8b700d43dd209aa
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SHA256
1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b
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SHA512
ecfd2fbba180e84d4ed3e1c6751c172b41f06fe368f4c36241cb6eef6c53f7e5c713d269c8abb034e5f6037e31f481005fa2eaa324f2af83ae0dde566c4a1041
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SSDEEP
12288:UMrDy90wEYSPd40bzXya65hLui3dqP75Ho6nC9qmJBvuFBOfig+/Dd9kNKt:HyXERRfipfaoI5vmJBqBOag5U
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9908.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro9908.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9908.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9908.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9908.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9908.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral1/memory/808-191-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-192-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-194-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-196-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-198-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-200-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-202-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-204-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-206-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-208-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-210-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-212-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-214-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-216-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-218-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-220-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-222-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-224-0x0000000003A70000-0x0000000003AAF000-memory.dmp family_redline behavioral1/memory/808-420-0x0000000003760000-0x0000000003770000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2120 un156569.exe 3284 pro9908.exe 808 qu1310.exe 4932 si552617.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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro9908.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9908.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process 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\\\"" 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un156569.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\\\"" un156569.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.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
pid pid_target Process procid_target 936 3284 WerFault.exe 86 2540 808 WerFault.exe 95 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3284 pro9908.exe 3284 pro9908.exe 808 qu1310.exe 808 qu1310.exe 4932 si552617.exe 4932 si552617.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3284 pro9908.exe Token: SeDebugPrivilege 808 qu1310.exe Token: SeDebugPrivilege 4932 si552617.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1516 wrote to memory of 2120 1516 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe 85 PID 1516 wrote to memory of 2120 1516 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe 85 PID 1516 wrote to memory of 2120 1516 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe 85 PID 2120 wrote to memory of 3284 2120 un156569.exe 86 PID 2120 wrote to memory of 3284 2120 un156569.exe 86 PID 2120 wrote to memory of 3284 2120 un156569.exe 86 PID 2120 wrote to memory of 808 2120 un156569.exe 95 PID 2120 wrote to memory of 808 2120 un156569.exe 95 PID 2120 wrote to memory of 808 2120 un156569.exe 95 PID 1516 wrote to memory of 4932 1516 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe 100 PID 1516 wrote to memory of 4932 1516 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe 100 PID 1516 wrote to memory of 4932 1516 1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe"C:\Users\Admin\AppData\Local\Temp\1cf67ecc076e9ee7aa4a9105f82054c87f6b68f195740a14729a259b1ef2628b.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un156569.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un156569.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9908.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9908.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3284 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 10804⤵
- Program crash
PID:936
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1310.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1310.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:808 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 808 -s 13564⤵
- Program crash
PID:2540
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si552617.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si552617.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3284 -ip 32841⤵PID:2024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 808 -ip 8081⤵PID:3652
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD562b44818db30e35ea9d1b6af2bd00296
SHA15475956c39fbffe94fbd230786a5a5a0efa09385
SHA25669326ecccd602317e1091eacb44765cf4a95ab3e9fe928e75d47dfea7fe7c42b
SHA5127de72065956f389c614df5d6df72d5b94a49ce84c5ab50f5490f274b9ba7ec3e1757c5612a28adf726241e9ad39bb400ff3bc582f57c314bc71280c2730bddb2
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Filesize
175KB
MD562b44818db30e35ea9d1b6af2bd00296
SHA15475956c39fbffe94fbd230786a5a5a0efa09385
SHA25669326ecccd602317e1091eacb44765cf4a95ab3e9fe928e75d47dfea7fe7c42b
SHA5127de72065956f389c614df5d6df72d5b94a49ce84c5ab50f5490f274b9ba7ec3e1757c5612a28adf726241e9ad39bb400ff3bc582f57c314bc71280c2730bddb2
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Filesize
547KB
MD525be0edc5254eb181e924d65992bd7a7
SHA100a943c76cb682376d2a153cc82684f1d224350e
SHA2566ca334381b421084934c9e04cd91045d78212f80e8637fa9e029135954b173cd
SHA5127f29e7594fc3e312902dcd10c499a7fee79d4999572e377bf8837a2cbf15522ca4b9ef37678afe027398282f340f44174287201321ea63da86e3dd31be309a28
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Filesize
547KB
MD525be0edc5254eb181e924d65992bd7a7
SHA100a943c76cb682376d2a153cc82684f1d224350e
SHA2566ca334381b421084934c9e04cd91045d78212f80e8637fa9e029135954b173cd
SHA5127f29e7594fc3e312902dcd10c499a7fee79d4999572e377bf8837a2cbf15522ca4b9ef37678afe027398282f340f44174287201321ea63da86e3dd31be309a28
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Filesize
291KB
MD5f11e70f3f87f142356de03312ee083e5
SHA17210392d2816b3639f19d99916141a59507638de
SHA256627f8b456db2a698ad7208c711cafa363344653ef133588c3d608659e90a6ff1
SHA512252c3b7ef93c652acbdd6bbb96fbaed9ce71b908f60aa27475a7824d203242ce146470daf9b2659f1db29bc7eb3a785cf506f510baa4884ace1e016a569f0b6a
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Filesize
291KB
MD5f11e70f3f87f142356de03312ee083e5
SHA17210392d2816b3639f19d99916141a59507638de
SHA256627f8b456db2a698ad7208c711cafa363344653ef133588c3d608659e90a6ff1
SHA512252c3b7ef93c652acbdd6bbb96fbaed9ce71b908f60aa27475a7824d203242ce146470daf9b2659f1db29bc7eb3a785cf506f510baa4884ace1e016a569f0b6a
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Filesize
345KB
MD578f9aa632103c08e702981a7d4ead424
SHA102e0b3a128aecfe751e4c96247378e0d530b2c43
SHA256e4da9580feca8d4a42705bbaa76a57e6ae874ef3db1ce8af7c93f4660a8edb70
SHA51239aad42e379a4f46e738f058827e5023baeaf41b57c23f15062b117466ccda5ebb2148ee416b58feb9237daf0bdc63dc245ad803a19dd87cfb7fc69b0b147f27
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Filesize
345KB
MD578f9aa632103c08e702981a7d4ead424
SHA102e0b3a128aecfe751e4c96247378e0d530b2c43
SHA256e4da9580feca8d4a42705bbaa76a57e6ae874ef3db1ce8af7c93f4660a8edb70
SHA51239aad42e379a4f46e738f058827e5023baeaf41b57c23f15062b117466ccda5ebb2148ee416b58feb9237daf0bdc63dc245ad803a19dd87cfb7fc69b0b147f27