Analysis
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max time kernel
110s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
03-04-2023 20:55
Static task
static1
Behavioral task
behavioral1
Sample
c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe
Resource
win10v2004-20230221-en
General
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Target
c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe
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Size
658KB
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MD5
0470ad47d8b7f63fa40137fa95494245
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SHA1
cd89c06b9f57b1d04f264114e1b0ab7c2dcfe66e
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SHA256
c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0
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SHA512
08ddbb86347912731872fed7ba4313dcd8ecb4a98605a20f741226eda7fb0c8cce45c4d8a9b40726497b69b3f33608fe44aea39e6604e50f313b32b3ac1eb70a
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SSDEEP
12288:sMryy90Np6t/qnytaL+cJVnCBtaH9QkLRYjrzknZ/zGQnv44/zWKlw8v0LId3J:eyec4N3JCtUuRkZ/znw4KKcIf
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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Processes:
pro5390.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro5390.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro5390.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro5390.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro5390.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro5390.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro5390.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/4704-191-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-192-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-199-0x0000000002480000-0x0000000002490000-memory.dmp family_redline behavioral1/memory/4704-200-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-196-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-202-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-204-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-210-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-208-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-214-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-212-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-216-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-206-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-218-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-220-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-222-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-224-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-226-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline behavioral1/memory/4704-228-0x00000000023F0000-0x000000000242F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un228076.exepro5390.exequ3988.exesi806839.exepid process 4576 un228076.exe 3576 pro5390.exe 4704 qu3988.exe 1688 si806839.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:
pro5390.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro5390.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro5390.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:
c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exeun228076.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\\\"" c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un228076.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\\\"" un228076.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.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 4412 3576 WerFault.exe pro5390.exe 4404 4704 WerFault.exe qu3988.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro5390.exequ3988.exesi806839.exepid process 3576 pro5390.exe 3576 pro5390.exe 4704 qu3988.exe 4704 qu3988.exe 1688 si806839.exe 1688 si806839.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro5390.exequ3988.exesi806839.exedescription pid process Token: SeDebugPrivilege 3576 pro5390.exe Token: SeDebugPrivilege 4704 qu3988.exe Token: SeDebugPrivilege 1688 si806839.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exeun228076.exedescription pid process target process PID 2576 wrote to memory of 4576 2576 c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe un228076.exe PID 2576 wrote to memory of 4576 2576 c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe un228076.exe PID 2576 wrote to memory of 4576 2576 c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe un228076.exe PID 4576 wrote to memory of 3576 4576 un228076.exe pro5390.exe PID 4576 wrote to memory of 3576 4576 un228076.exe pro5390.exe PID 4576 wrote to memory of 3576 4576 un228076.exe pro5390.exe PID 4576 wrote to memory of 4704 4576 un228076.exe qu3988.exe PID 4576 wrote to memory of 4704 4576 un228076.exe qu3988.exe PID 4576 wrote to memory of 4704 4576 un228076.exe qu3988.exe PID 2576 wrote to memory of 1688 2576 c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe si806839.exe PID 2576 wrote to memory of 1688 2576 c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe si806839.exe PID 2576 wrote to memory of 1688 2576 c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe si806839.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe"C:\Users\Admin\AppData\Local\Temp\c79446b6441127687018cfa4cfce9ee09614b45d2f4838dd4f76956a3b3885f0.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un228076.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un228076.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5390.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5390.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3576 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 10844⤵
- Program crash
PID:4412
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3988.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3988.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4704 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 18764⤵
- Program crash
PID:4404
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si806839.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si806839.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1688
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3576 -ip 35761⤵PID:224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4704 -ip 47041⤵PID:4768
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD59a3119c724abc2e135f182033a4c0c6b
SHA1b02e0916be974d0846b603024796c9659001baec
SHA256f57c71878c0ec87c3fbf69dd1e11d876a54e6998986bac9181d1143a81a96572
SHA5122d44fabbf33c5552fa50d5b972ce22ac8dbd7c91ef3dd5d5d1ec2ee3fb9e58bd1c0643230dddc7f302c0cfe22a0afe3c6f64d00bc283fc9366b9f7f1a05f0bce
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Filesize
175KB
MD59a3119c724abc2e135f182033a4c0c6b
SHA1b02e0916be974d0846b603024796c9659001baec
SHA256f57c71878c0ec87c3fbf69dd1e11d876a54e6998986bac9181d1143a81a96572
SHA5122d44fabbf33c5552fa50d5b972ce22ac8dbd7c91ef3dd5d5d1ec2ee3fb9e58bd1c0643230dddc7f302c0cfe22a0afe3c6f64d00bc283fc9366b9f7f1a05f0bce
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Filesize
516KB
MD5f0a3a8550e34ff85364401bfc76439ab
SHA1fa7890d2a36d2f524d6fd710b8c20254d52430d4
SHA2566e5af1a5e9edd0c0c542907b7d539661cc750e0af86f937faeaba5e90370779e
SHA512d319dde8c6efc645f95e731b7caa8d38c1bb43341867dbbf4530f4c61c4e2157b5f793f46ff37b599ccf854ea866e90c4bf1703c8035c4bb4ac268c5d50d9e09
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Filesize
516KB
MD5f0a3a8550e34ff85364401bfc76439ab
SHA1fa7890d2a36d2f524d6fd710b8c20254d52430d4
SHA2566e5af1a5e9edd0c0c542907b7d539661cc750e0af86f937faeaba5e90370779e
SHA512d319dde8c6efc645f95e731b7caa8d38c1bb43341867dbbf4530f4c61c4e2157b5f793f46ff37b599ccf854ea866e90c4bf1703c8035c4bb4ac268c5d50d9e09
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Filesize
235KB
MD5974387773eed4df355a78b2e861dcc9c
SHA141806f9fbf810dcdd2b8c464b714dc2ed46cbb05
SHA256f1ce66fa3b9eb903537196c5a5c1464002d4e84552d7b4287fa188107e4b401f
SHA512a03472ec24cdaeaa3895c02a54c82c1c6e6c0b3d6750d07982f18d8945f68d079d63a3167cf90a0c37c9d60d193cc1c618e5dc9778d29931796233c6d13745a9
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Filesize
235KB
MD5974387773eed4df355a78b2e861dcc9c
SHA141806f9fbf810dcdd2b8c464b714dc2ed46cbb05
SHA256f1ce66fa3b9eb903537196c5a5c1464002d4e84552d7b4287fa188107e4b401f
SHA512a03472ec24cdaeaa3895c02a54c82c1c6e6c0b3d6750d07982f18d8945f68d079d63a3167cf90a0c37c9d60d193cc1c618e5dc9778d29931796233c6d13745a9
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Filesize
294KB
MD55e8ff9450984ec0168a36285865cd19a
SHA1a82c4dc56242ead04c003ea0f22b4713344829ed
SHA25658753379e60552e43adf9007860b4a25c517821d560c881a8a1eafea14272cd5
SHA51203df094917035bd0f5d13cba57ce195072535123c9c65a57c86c62b9de8923e18e3661493d1ae22fc84b4355ae50ea7b32aaa40377915a4c8c4389c6e825f60d
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Filesize
294KB
MD55e8ff9450984ec0168a36285865cd19a
SHA1a82c4dc56242ead04c003ea0f22b4713344829ed
SHA25658753379e60552e43adf9007860b4a25c517821d560c881a8a1eafea14272cd5
SHA51203df094917035bd0f5d13cba57ce195072535123c9c65a57c86c62b9de8923e18e3661493d1ae22fc84b4355ae50ea7b32aaa40377915a4c8c4389c6e825f60d