Analysis
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max time kernel
118s -
max time network
120s -
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 23:58
Static task
static1
Behavioral task
behavioral1
Sample
f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe
Resource
win10v2004-20230220-en
General
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Target
f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe
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Size
699KB
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MD5
cb6a503a0a6de571ef7667065e34396e
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SHA1
73da3a7cf1114ceb40a3cb087e9fccbe815aabf1
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SHA256
f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306
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SHA512
08e1b617d9f02cda38e5f5eb20f602af266f32ae79eec80479c24d241f785a7eda0248ee420676566464be7f145c44bba35ff0352a6ed6a267fa1ca44723be05
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SSDEEP
12288:7Mr5y90djFA1qkl3Uwe9GeJ8aftpJa375O9nj7K6e7zDghWqwM:SyIHlwVeJ8CK3F2HK6efDgh1l
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:
pro4632.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro4632.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4632.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4632.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4632.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4632.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4632.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/4148-191-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-192-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-194-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-196-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-198-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-200-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-202-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-204-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-206-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-208-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-210-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-212-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-214-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-216-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-218-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-220-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-222-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline behavioral1/memory/4148-224-0x0000000002970000-0x00000000029AF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un875426.exepro4632.exequ1668.exesi011438.exepid process 4440 un875426.exe 3276 pro4632.exe 4148 qu1668.exe 1136 si011438.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:
pro4632.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro4632.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4632.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:
f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exeun875426.exedescription 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\\\"" f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un875426.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\\\"" un875426.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.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 208 3276 WerFault.exe pro4632.exe 1004 4148 WerFault.exe qu1668.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro4632.exequ1668.exesi011438.exepid process 3276 pro4632.exe 3276 pro4632.exe 4148 qu1668.exe 4148 qu1668.exe 1136 si011438.exe 1136 si011438.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro4632.exequ1668.exesi011438.exedescription pid process Token: SeDebugPrivilege 3276 pro4632.exe Token: SeDebugPrivilege 4148 qu1668.exe Token: SeDebugPrivilege 1136 si011438.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exeun875426.exedescription pid process target process PID 4508 wrote to memory of 4440 4508 f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe un875426.exe PID 4508 wrote to memory of 4440 4508 f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe un875426.exe PID 4508 wrote to memory of 4440 4508 f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe un875426.exe PID 4440 wrote to memory of 3276 4440 un875426.exe pro4632.exe PID 4440 wrote to memory of 3276 4440 un875426.exe pro4632.exe PID 4440 wrote to memory of 3276 4440 un875426.exe pro4632.exe PID 4440 wrote to memory of 4148 4440 un875426.exe qu1668.exe PID 4440 wrote to memory of 4148 4440 un875426.exe qu1668.exe PID 4440 wrote to memory of 4148 4440 un875426.exe qu1668.exe PID 4508 wrote to memory of 1136 4508 f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe si011438.exe PID 4508 wrote to memory of 1136 4508 f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe si011438.exe PID 4508 wrote to memory of 1136 4508 f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe si011438.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe"C:\Users\Admin\AppData\Local\Temp\f007fee9e103ef2c83b63baf9b715740ca374f0c583a981337ba260fd7bbc306.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un875426.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un875426.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4440 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4632.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4632.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3276 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3276 -s 10804⤵
- Program crash
PID:208
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1668.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1668.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4148 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 14724⤵
- Program crash
PID:1004
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si011438.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si011438.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1136
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3276 -ip 32761⤵PID:2964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4148 -ip 41481⤵PID:4548
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5dcf5dc97180bd166926e9a6a23735431
SHA19f4e9cd6afd8ff213b680f8c36eec663a5d57655
SHA2563513058b1ea5b740d1932fa6b65a483ce0ae4c09f6be136694d083d14d54cc68
SHA512cd263301de5c68536b8b0e8f2fc8e06e07811b4a81f8893177257045dd9500374a9ad8bd47a6160b71d5992517cfefe192935260f6ddd4fec7ea77ddba734552
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Filesize
175KB
MD5dcf5dc97180bd166926e9a6a23735431
SHA19f4e9cd6afd8ff213b680f8c36eec663a5d57655
SHA2563513058b1ea5b740d1932fa6b65a483ce0ae4c09f6be136694d083d14d54cc68
SHA512cd263301de5c68536b8b0e8f2fc8e06e07811b4a81f8893177257045dd9500374a9ad8bd47a6160b71d5992517cfefe192935260f6ddd4fec7ea77ddba734552
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Filesize
557KB
MD5b15b0ce90a3e3110c7ed2fff2608e6e6
SHA1abf50a2085af5595a6c3fbb7309e07d55c0bbe67
SHA25615046ff8f094095aa5ca8d5a7e1b5e20dcd5b87e5c72d46788e13a73e0158ea1
SHA51244ff7d5af0504953c5ced37ef1b765f9f0c0834f8565d411f2685e1788f46dae154859e8ba29cc53da8c993f90a8fa8244e0efe8074171e0a86e2d242af061fa
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Filesize
557KB
MD5b15b0ce90a3e3110c7ed2fff2608e6e6
SHA1abf50a2085af5595a6c3fbb7309e07d55c0bbe67
SHA25615046ff8f094095aa5ca8d5a7e1b5e20dcd5b87e5c72d46788e13a73e0158ea1
SHA51244ff7d5af0504953c5ced37ef1b765f9f0c0834f8565d411f2685e1788f46dae154859e8ba29cc53da8c993f90a8fa8244e0efe8074171e0a86e2d242af061fa
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Filesize
307KB
MD5a16c30086f65033eeaf9e83b9d901d6c
SHA1cee064fea24f75eaa065b52182b6bf1afc0fa3e1
SHA256ba6b32d6107f4e683becdc89ac3f1138c07e7efa48377b215c42026b88f54b78
SHA51249ad79b2d2da81bf51e7c0765b532cdc185540f1d32065e57d0bffaa2a628778313120af093b453194a88aaea5ea002b3934ef3fd2a3426c144db37ab11eb96b
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Filesize
307KB
MD5a16c30086f65033eeaf9e83b9d901d6c
SHA1cee064fea24f75eaa065b52182b6bf1afc0fa3e1
SHA256ba6b32d6107f4e683becdc89ac3f1138c07e7efa48377b215c42026b88f54b78
SHA51249ad79b2d2da81bf51e7c0765b532cdc185540f1d32065e57d0bffaa2a628778313120af093b453194a88aaea5ea002b3934ef3fd2a3426c144db37ab11eb96b
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Filesize
365KB
MD5a6e5cbfd54f04bc73be412ea608e9a04
SHA1b39cf6b122469eeef5b8470b9ece84f8651e05c9
SHA2569bd4f2bc71b5d9101db5a60594defbc92bbd0897a469b5314199bc8481a00c2f
SHA512bc57f578d480b3faaee6bf29439aa64d79f7ab8a311b20db201c9fe56f0b224f0356c24a704f161f146458e234a0056efddebaf7dfee8aa70a1adadf1de7e38b
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Filesize
365KB
MD5a6e5cbfd54f04bc73be412ea608e9a04
SHA1b39cf6b122469eeef5b8470b9ece84f8651e05c9
SHA2569bd4f2bc71b5d9101db5a60594defbc92bbd0897a469b5314199bc8481a00c2f
SHA512bc57f578d480b3faaee6bf29439aa64d79f7ab8a311b20db201c9fe56f0b224f0356c24a704f161f146458e234a0056efddebaf7dfee8aa70a1adadf1de7e38b