Analysis
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max time kernel
140s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 14:26
Static task
static1
Behavioral task
behavioral1
Sample
f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe
Resource
win10v2004-20230221-en
General
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Target
f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe
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Size
685KB
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MD5
dd6ec7dae6f6a36ef15897e4c183430c
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SHA1
1a8757e873e8b09254b32dc886a010a06173fa2e
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SHA256
f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e
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SHA512
c8cc7baa686cf3f68bc4a10cd0e940938c4c6a4dc27be26b62347935d344b92c7eb7836c7bcbd83ecb1cd7d29db304eb35968e0281c84ee5a074bf412e6619de
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SSDEEP
12288:NMr0y90R5Vt2bZrQ9u0qP+cxFvlx+6pSU4mFjfTiszDLj6DthtGn4LRqBtP4EE3/:Jy479u0qWAlo6pSUvlBzDHqthS44vP4R
Malware Config
Extracted
redline
sony
193.233.20.33:4125
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auth_value
1d93d1744381eeb4fcfd7c23ffe0f0b4
Extracted
redline
nice
193.233.20.33:4125
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auth_value
a7371b75699e8bc7c51fb960e8ac9e81
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8904.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8904.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8904.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8904.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8904.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro8904.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/3428-191-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-192-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-194-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-196-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-198-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-200-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-202-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-204-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-206-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-208-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-210-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-212-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-214-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-216-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-218-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-220-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-222-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-226-0x0000000004D00000-0x0000000004D3E000-memory.dmp family_redline behavioral1/memory/3428-227-0x0000000004E50000-0x0000000004E60000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4456 un070029.exe 3060 pro8904.exe 3428 qu1496.exe 2728 si112585.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 pro8904.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8904.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 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.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\\\"" f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un070029.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\\\"" un070029.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4116 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 5084 3060 WerFault.exe 82 2940 3428 WerFault.exe 88 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3060 pro8904.exe 3060 pro8904.exe 3428 qu1496.exe 3428 qu1496.exe 2728 si112585.exe 2728 si112585.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3060 pro8904.exe Token: SeDebugPrivilege 3428 qu1496.exe Token: SeDebugPrivilege 2728 si112585.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2668 wrote to memory of 4456 2668 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe 81 PID 2668 wrote to memory of 4456 2668 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe 81 PID 2668 wrote to memory of 4456 2668 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe 81 PID 4456 wrote to memory of 3060 4456 un070029.exe 82 PID 4456 wrote to memory of 3060 4456 un070029.exe 82 PID 4456 wrote to memory of 3060 4456 un070029.exe 82 PID 4456 wrote to memory of 3428 4456 un070029.exe 88 PID 4456 wrote to memory of 3428 4456 un070029.exe 88 PID 4456 wrote to memory of 3428 4456 un070029.exe 88 PID 2668 wrote to memory of 2728 2668 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe 92 PID 2668 wrote to memory of 2728 2668 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe 92 PID 2668 wrote to memory of 2728 2668 f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe"C:\Users\Admin\AppData\Local\Temp\f372a5008a1f411c4a099e00d5188f818d1f0f7e2331fa127c22e6c4d1910d6e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un070029.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un070029.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8904.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8904.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3060 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 10844⤵
- Program crash
PID:5084
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1496.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1496.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3428 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3428 -s 18084⤵
- Program crash
PID:2940
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si112585.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si112585.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3060 -ip 30601⤵PID:2412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3428 -ip 34281⤵PID:4196
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:4116
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5afefec6b8d0906f7ddba715ce87f4c76
SHA12df7d0539220b94676c980885706d925a152ae60
SHA256eb55b359e1cb2d481a50ec6a753ee3f24557cf2be6ac97067c33b7d3f44d56e4
SHA512b7f4d66bdafc57ce68814596d023e0e503ae05a5a71930f38b0b4627b5dd183368b4fad3a2a60d2c58550a8c5df9ea3c1ec9281295f57bd8d383e1ca0edceceb
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Filesize
175KB
MD5afefec6b8d0906f7ddba715ce87f4c76
SHA12df7d0539220b94676c980885706d925a152ae60
SHA256eb55b359e1cb2d481a50ec6a753ee3f24557cf2be6ac97067c33b7d3f44d56e4
SHA512b7f4d66bdafc57ce68814596d023e0e503ae05a5a71930f38b0b4627b5dd183368b4fad3a2a60d2c58550a8c5df9ea3c1ec9281295f57bd8d383e1ca0edceceb
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Filesize
543KB
MD51b3b77894971517a410383c7d7b49089
SHA12f003e9c7e3860bd2a15a6618c6ba5d4799a2602
SHA256894ae8d08a3261f0ca805edbd7c605e0c820a81f57ed5a18cddecd75198d2c23
SHA512e7965d84ee1c8b68d1fa9d851a52194bb086c05f9f23395176adf7c97caf4f0c8408e637618157c6ce4e971fe2a9fbbe3618dc7d305655ec86d9a09208c182ca
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Filesize
543KB
MD51b3b77894971517a410383c7d7b49089
SHA12f003e9c7e3860bd2a15a6618c6ba5d4799a2602
SHA256894ae8d08a3261f0ca805edbd7c605e0c820a81f57ed5a18cddecd75198d2c23
SHA512e7965d84ee1c8b68d1fa9d851a52194bb086c05f9f23395176adf7c97caf4f0c8408e637618157c6ce4e971fe2a9fbbe3618dc7d305655ec86d9a09208c182ca
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Filesize
292KB
MD5dbbc44bffce2ecdc2b8935c8f4f1b3af
SHA1fc152ad5c5819344ddf1ed065fd17b66b05c6f68
SHA256fd170fff2ba026cbc0ffa88b926893a57853215f1fea09dc928c93d481a51692
SHA512f43c31fd26a749b3cfffc19cdb372ce209c5d48736c149a550b3ac8e42940ecea39f45a9c97d4511349ebfd89a384497e9334228690b35671f3112b6b0322c59
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Filesize
292KB
MD5dbbc44bffce2ecdc2b8935c8f4f1b3af
SHA1fc152ad5c5819344ddf1ed065fd17b66b05c6f68
SHA256fd170fff2ba026cbc0ffa88b926893a57853215f1fea09dc928c93d481a51692
SHA512f43c31fd26a749b3cfffc19cdb372ce209c5d48736c149a550b3ac8e42940ecea39f45a9c97d4511349ebfd89a384497e9334228690b35671f3112b6b0322c59
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Filesize
350KB
MD599f0d087d0c2fd0c2fa9b5f66236ca4f
SHA1f5cc96ebd044ec363adff57180e94741da6b87b1
SHA25669f8bd00afc1a087aa921ddaf3eb8c05357cc27b75d2457e778f744b401e66e5
SHA5120733c48268f2b485c1e92ce70e222544353786ab6fb54af3668498ee0f7a33914b176898cc5e5843827b75c337038b3d7a446929a70c4909b56ab8409c047027
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Filesize
350KB
MD599f0d087d0c2fd0c2fa9b5f66236ca4f
SHA1f5cc96ebd044ec363adff57180e94741da6b87b1
SHA25669f8bd00afc1a087aa921ddaf3eb8c05357cc27b75d2457e778f744b401e66e5
SHA5120733c48268f2b485c1e92ce70e222544353786ab6fb54af3668498ee0f7a33914b176898cc5e5843827b75c337038b3d7a446929a70c4909b56ab8409c047027