Analysis
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max time kernel
63s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2023, 17:43
Static task
static1
Behavioral task
behavioral1
Sample
bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe
Resource
win10v2004-20230220-en
General
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Target
bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe
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Size
697KB
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MD5
5c973d896cd79f2f815126371799050b
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SHA1
8f252014e29d31d82024dd940c5c24853c8441b7
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SHA256
bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b
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SHA512
de0835cb983e7239d6ad4111c612d0736d37686d49d50fc86fcb38f71d46c3d92bffad03f6d637d7f161e763c0a06910341e2c188c4687f7e88a7511b21d4d89
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SSDEEP
12288:LMrhy907hv0+jqPfJvdgbXsU9SOZNkxbB0eHXJ3k5QbgKSpfpXx:WyGvTjqPfAzf2Txd0npf9x
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
muse
176.113.115.145:4125
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auth_value
b91988a63a24940038d9262827a5320c
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro8890.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8890.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8890.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8890.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8890.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8890.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/2312-194-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-195-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-197-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-199-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-201-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-203-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-205-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-207-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-209-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-211-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-213-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-215-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-219-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-217-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-221-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-223-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-225-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline behavioral1/memory/2312-227-0x0000000007780000-0x00000000077BF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2636 un434895.exe 1500 pro8890.exe 2312 qu5544.exe 4148 si461190.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 pro8890.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8890.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 Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.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\\\"" bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un434895.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\\\"" un434895.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 5096 1500 WerFault.exe 80 3824 2312 WerFault.exe 88 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1500 pro8890.exe 1500 pro8890.exe 2312 qu5544.exe 2312 qu5544.exe 4148 si461190.exe 4148 si461190.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1500 pro8890.exe Token: SeDebugPrivilege 2312 qu5544.exe Token: SeDebugPrivilege 4148 si461190.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2016 wrote to memory of 2636 2016 bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe 79 PID 2016 wrote to memory of 2636 2016 bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe 79 PID 2016 wrote to memory of 2636 2016 bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe 79 PID 2636 wrote to memory of 1500 2636 un434895.exe 80 PID 2636 wrote to memory of 1500 2636 un434895.exe 80 PID 2636 wrote to memory of 1500 2636 un434895.exe 80 PID 2636 wrote to memory of 2312 2636 un434895.exe 88 PID 2636 wrote to memory of 2312 2636 un434895.exe 88 PID 2636 wrote to memory of 2312 2636 un434895.exe 88 PID 2016 wrote to memory of 4148 2016 bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe 93 PID 2016 wrote to memory of 4148 2016 bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe 93 PID 2016 wrote to memory of 4148 2016 bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe"C:\Users\Admin\AppData\Local\Temp\bfe2cde2314995af5578e1f9560a02005a6028128b94b1c4fe646dfe048ae87b.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un434895.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un434895.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8890.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8890.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 10844⤵
- Program crash
PID:5096
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5544.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5544.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2312 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 18324⤵
- Program crash
PID:3824
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si461190.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si461190.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4148
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1500 -ip 15001⤵PID:772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2312 -ip 23121⤵PID:1272
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD595ab81ebea445cbf4bd37362d5306aa3
SHA156683114fc72e894a4546eefd8305abf3f8f23fe
SHA2565a41e6269187b98846e3745b668f24ff11f52f4a6822f4fc1475816149eb8efb
SHA512ebd948a9992e37666979221dbce4e02cb38d40fb4cd6d6f39cb6c223d9d8f8770171599e875d4082b346a21b17ce419232731c14d872865a37c86fcb04b6d0f3
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Filesize
175KB
MD595ab81ebea445cbf4bd37362d5306aa3
SHA156683114fc72e894a4546eefd8305abf3f8f23fe
SHA2565a41e6269187b98846e3745b668f24ff11f52f4a6822f4fc1475816149eb8efb
SHA512ebd948a9992e37666979221dbce4e02cb38d40fb4cd6d6f39cb6c223d9d8f8770171599e875d4082b346a21b17ce419232731c14d872865a37c86fcb04b6d0f3
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Filesize
555KB
MD59bd107ee7371667e383e63ac71fc286b
SHA12c6dff10d6e2c575d73a395914e341e01d7c1eb8
SHA25664c0d243c6c56939596cffae70fcc122ebe5d489933167ea9080cd86ad594c86
SHA512c78091bf9d93e17f60610680bc6b71c7fed88758fb8bc378c0ee8b391e16b9c7529e3f39f17dc424e4d2f235cd966aefb528f31afcb7e90e2be70aa0911af696
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Filesize
555KB
MD59bd107ee7371667e383e63ac71fc286b
SHA12c6dff10d6e2c575d73a395914e341e01d7c1eb8
SHA25664c0d243c6c56939596cffae70fcc122ebe5d489933167ea9080cd86ad594c86
SHA512c78091bf9d93e17f60610680bc6b71c7fed88758fb8bc378c0ee8b391e16b9c7529e3f39f17dc424e4d2f235cd966aefb528f31afcb7e90e2be70aa0911af696
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Filesize
348KB
MD550802132a7e4842390ce0414133a5f13
SHA1efc2b3c58c104cdf21772a3b4ce9fb945d6bb4a6
SHA2568abb8831093245a84eb7547c76095a69dce91cd791455fb1c4a015b6d6eef0f3
SHA512e7f3378ef4cc113c33c5bcb35d7516768d575eae634f2f625dadd712de2bdcb8c105daa303c2165f57ae9f20dae2d3401685deb5350d42b92b8578bb6b67e54d
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Filesize
348KB
MD550802132a7e4842390ce0414133a5f13
SHA1efc2b3c58c104cdf21772a3b4ce9fb945d6bb4a6
SHA2568abb8831093245a84eb7547c76095a69dce91cd791455fb1c4a015b6d6eef0f3
SHA512e7f3378ef4cc113c33c5bcb35d7516768d575eae634f2f625dadd712de2bdcb8c105daa303c2165f57ae9f20dae2d3401685deb5350d42b92b8578bb6b67e54d
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Filesize
406KB
MD5ec93ad5c4639a2eb1cfb23901ad003f6
SHA1227a1220e471fb32c112e48bdc849588893eaf94
SHA256787b071d554f6c92d43262ed91522bb6b07496bfda01262a234fa83e04ab5797
SHA51297552e95fb9286c513073159e9d1c2af266d8bb70fd0ea941cc6be8f22daf341cafc94e18387e4726bb2ff657de68374a34cce19796f236a8f1ecbb3980d7e63
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Filesize
406KB
MD5ec93ad5c4639a2eb1cfb23901ad003f6
SHA1227a1220e471fb32c112e48bdc849588893eaf94
SHA256787b071d554f6c92d43262ed91522bb6b07496bfda01262a234fa83e04ab5797
SHA51297552e95fb9286c513073159e9d1c2af266d8bb70fd0ea941cc6be8f22daf341cafc94e18387e4726bb2ff657de68374a34cce19796f236a8f1ecbb3980d7e63