Analysis
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max time kernel
144s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
10/03/2023, 05:33
Static task
static1
Behavioral task
behavioral1
Sample
a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe
Resource
win10v2004-20230220-en
General
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Target
a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe
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Size
546KB
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MD5
67fd70b48200bbeb4bb4ce02f2323a71
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SHA1
d05f2d8b4340af68e63ebf71e7bf11b5f1d56359
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SHA256
a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07
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SHA512
5a3ae7f0faaf50b20e0632e6173db38243685170b9be67ec53ca4b0045998e161a9438a740be5d0718963cadd4a76301e78d2011b070a15580a10166739d45d9
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SSDEEP
12288:CMrUy90PxSQ0VwM51cTiXsYeEJida3IwaqAE2BCJCPGeml7:KyqxSxVv51cTich83IwaqAjB6l7
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Extracted
redline
dezik
193.56.146.220:4174
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auth_value
d39f21dca8edc10800b036ab83f4d75e
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b5880ea.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b5880ea.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b5880ea.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b5880ea.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b5880ea.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b5880ea.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/220-158-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-159-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-161-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-163-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-165-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-167-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-169-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-171-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-173-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-175-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-177-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-179-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-181-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-183-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-185-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-187-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-189-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-191-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-193-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-195-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-197-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-199-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-201-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-203-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-205-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-207-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-209-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-211-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-213-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-215-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-217-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-219-0x0000000002440000-0x000000000247E000-memory.dmp family_redline behavioral1/memory/220-221-0x0000000002440000-0x000000000247E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4368 nice4365.exe 1836 b5880ea.exe 220 c45Sx13.exe 3988 dgRMt66.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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" b5880ea.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 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.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\\\"" a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce nice4365.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\\\"" nice4365.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 1 IoCs
pid pid_target Process procid_target 4040 220 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1836 b5880ea.exe 1836 b5880ea.exe 220 c45Sx13.exe 220 c45Sx13.exe 3988 dgRMt66.exe 3988 dgRMt66.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1836 b5880ea.exe Token: SeDebugPrivilege 220 c45Sx13.exe Token: SeDebugPrivilege 3988 dgRMt66.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2108 wrote to memory of 4368 2108 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe 86 PID 2108 wrote to memory of 4368 2108 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe 86 PID 2108 wrote to memory of 4368 2108 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe 86 PID 4368 wrote to memory of 1836 4368 nice4365.exe 87 PID 4368 wrote to memory of 1836 4368 nice4365.exe 87 PID 4368 wrote to memory of 220 4368 nice4365.exe 90 PID 4368 wrote to memory of 220 4368 nice4365.exe 90 PID 4368 wrote to memory of 220 4368 nice4365.exe 90 PID 2108 wrote to memory of 3988 2108 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe 93 PID 2108 wrote to memory of 3988 2108 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe 93 PID 2108 wrote to memory of 3988 2108 a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe"C:\Users\Admin\AppData\Local\Temp\a566bc611263950bcbcbb27f289d6182fee8ab57a596042140b246c78e734b07.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice4365.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice4365.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4368 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5880ea.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b5880ea.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1836
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c45Sx13.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c45Sx13.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:220 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 13404⤵
- Program crash
PID:4040
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dgRMt66.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dgRMt66.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 220 -ip 2201⤵PID:4636
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD592f2a148b8f701e50e2f838f73d4d7b7
SHA1324d8546e35d4f4285cac15b21620299ba5cb023
SHA2569ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA5123300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c
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Filesize
175KB
MD592f2a148b8f701e50e2f838f73d4d7b7
SHA1324d8546e35d4f4285cac15b21620299ba5cb023
SHA2569ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA5123300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c
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Filesize
402KB
MD50abe60c17ac28ed46d8679ed41da23df
SHA1d0c83ec1778b70f8c7921a56287d6db1c6676a89
SHA256a045c86a15b7a024a71632c50b05215b8c01b0f17ea7795e0d3c1beac11e7842
SHA5125ed53224b8237120a0a4c7632168b943b1d6abf636bacd79efdabbfd783c34fa32263666186aaf6dc7889181c7dbb32931582997e6f38fe9cc325a1117a19af6
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Filesize
402KB
MD50abe60c17ac28ed46d8679ed41da23df
SHA1d0c83ec1778b70f8c7921a56287d6db1c6676a89
SHA256a045c86a15b7a024a71632c50b05215b8c01b0f17ea7795e0d3c1beac11e7842
SHA5125ed53224b8237120a0a4c7632168b943b1d6abf636bacd79efdabbfd783c34fa32263666186aaf6dc7889181c7dbb32931582997e6f38fe9cc325a1117a19af6
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
367KB
MD5b027ebb3e70d7bc51c75bbdfd85ea392
SHA189bea40a9f34e998af07884e9a3da1df21037b2a
SHA2560c7a52e23934ed22905ccf78982f546ab0a36f92cdc64bf1cfddc7b4cb02d0e3
SHA5124d51137bd5c210f57198dd9f08858415ec2b5f4cd4324651bbc4b0127fbcfb1486b4f5f2add49602afeb340675ba3f37344ccf3d728039dabf3411bd547f0a4c
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Filesize
367KB
MD5b027ebb3e70d7bc51c75bbdfd85ea392
SHA189bea40a9f34e998af07884e9a3da1df21037b2a
SHA2560c7a52e23934ed22905ccf78982f546ab0a36f92cdc64bf1cfddc7b4cb02d0e3
SHA5124d51137bd5c210f57198dd9f08858415ec2b5f4cd4324651bbc4b0127fbcfb1486b4f5f2add49602afeb340675ba3f37344ccf3d728039dabf3411bd547f0a4c