Analysis
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max time kernel
99s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
31/03/2023, 22:18
Static task
static1
Behavioral task
behavioral1
Sample
123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe
Resource
win10v2004-20230220-en
General
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Target
123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe
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Size
672KB
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MD5
e0fcb048c9383fcad21d12a9a3e68a5d
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SHA1
a094ba2d50a8c1c8981b859c1a0e7036997baaec
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SHA256
123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa
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SHA512
161334a902078979781b86f9d14e75eab513b282ae4450739629c6b94bc6f069fcec678bd6061896fb599c54c2a6120743d506acfec5f1d5ef4226c102892a06
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SSDEEP
12288:VMr6y90bSHmFb5cM16UtSm3z1lf0Ewiyy04mzyjOds1GTZch:PyTHmZ6UtX3z1lfNyy04mzOsqGTSh
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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0581.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0581.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0581.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0581.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0581.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0581.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/1960-190-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-191-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-193-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-195-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-197-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-199-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-201-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-203-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-205-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-207-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-209-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-211-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-213-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-219-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-217-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-215-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-221-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-223-0x0000000002780000-0x00000000027BF000-memory.dmp family_redline behavioral1/memory/1960-263-0x0000000002770000-0x0000000002780000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2444 un631125.exe 3248 pro0581.exe 1960 qu6412.exe 1188 si845125.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 pro0581.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0581.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 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.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\\\"" 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un631125.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\\\"" un631125.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 4000 3248 WerFault.exe 86 4380 1960 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3248 pro0581.exe 3248 pro0581.exe 1960 qu6412.exe 1960 qu6412.exe 1188 si845125.exe 1188 si845125.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3248 pro0581.exe Token: SeDebugPrivilege 1960 qu6412.exe Token: SeDebugPrivilege 1188 si845125.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2932 wrote to memory of 2444 2932 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe 85 PID 2932 wrote to memory of 2444 2932 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe 85 PID 2932 wrote to memory of 2444 2932 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe 85 PID 2444 wrote to memory of 3248 2444 un631125.exe 86 PID 2444 wrote to memory of 3248 2444 un631125.exe 86 PID 2444 wrote to memory of 3248 2444 un631125.exe 86 PID 2444 wrote to memory of 1960 2444 un631125.exe 92 PID 2444 wrote to memory of 1960 2444 un631125.exe 92 PID 2444 wrote to memory of 1960 2444 un631125.exe 92 PID 2932 wrote to memory of 1188 2932 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe 96 PID 2932 wrote to memory of 1188 2932 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe 96 PID 2932 wrote to memory of 1188 2932 123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe"C:\Users\Admin\AppData\Local\Temp\123f8f01936ff48aac68aba4441a8827d2eecaa74773fdb03b66bc36406f89aa.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un631125.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un631125.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0581.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0581.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3248 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3248 -s 10804⤵
- Program crash
PID:4000
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6412.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6412.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1960 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 13404⤵
- Program crash
PID:4380
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si845125.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si845125.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1188
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3248 -ip 32481⤵PID:4868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1960 -ip 19601⤵PID:3180
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD54d4e21b60404280913a824e3ae6a1dea
SHA1d50a42dfab7f06b560f301624af50056ae9f5514
SHA256b46011388066e1b0c5510193d804f5a847cbca83bfa7047da8cb81b06424ba46
SHA51253d26317ace7f7c44d084d34b84bf0b9964c455f72b0493a1aef7c22b64e97dfe369365ccc1029dabccf4db5b34ae5dcd0d7c205d72ce243221f25d38b8d8bdc
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Filesize
175KB
MD54d4e21b60404280913a824e3ae6a1dea
SHA1d50a42dfab7f06b560f301624af50056ae9f5514
SHA256b46011388066e1b0c5510193d804f5a847cbca83bfa7047da8cb81b06424ba46
SHA51253d26317ace7f7c44d084d34b84bf0b9964c455f72b0493a1aef7c22b64e97dfe369365ccc1029dabccf4db5b34ae5dcd0d7c205d72ce243221f25d38b8d8bdc
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Filesize
530KB
MD51d8b67220f73bd47c61847cce8418acf
SHA126fe8b2b0db5b096a73bd52e48083d841d89b997
SHA25654c51a703a3897e82b41b3ec7d01bfce39b6518c83ff61d73fd87fd08d9b352a
SHA512be5f93e98c0a9e2f37713dd6e1aa14ee5fc89405985a524046f400963b19133d02bd6a649c16140f335746310a0fc6d35290b60c086e5701eb6fde554265bc94
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Filesize
530KB
MD51d8b67220f73bd47c61847cce8418acf
SHA126fe8b2b0db5b096a73bd52e48083d841d89b997
SHA25654c51a703a3897e82b41b3ec7d01bfce39b6518c83ff61d73fd87fd08d9b352a
SHA512be5f93e98c0a9e2f37713dd6e1aa14ee5fc89405985a524046f400963b19133d02bd6a649c16140f335746310a0fc6d35290b60c086e5701eb6fde554265bc94
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Filesize
260KB
MD5b6ae97e7734c03215aec0a87c49e10fd
SHA1e43cfb7a978947497eab40162440c4b5e71d92d4
SHA256df73e875102891492a75be0409eb70c4b83b481e96139cd11e082541f18290fb
SHA512cd8882bc26bda11dc1e5220afd127e69401432da835267a71e1f02e371a8f8cfd600fc6da43f5353e1e63242f31905d8d30e9cd0c54faf20fef0a15f6b02e061
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Filesize
260KB
MD5b6ae97e7734c03215aec0a87c49e10fd
SHA1e43cfb7a978947497eab40162440c4b5e71d92d4
SHA256df73e875102891492a75be0409eb70c4b83b481e96139cd11e082541f18290fb
SHA512cd8882bc26bda11dc1e5220afd127e69401432da835267a71e1f02e371a8f8cfd600fc6da43f5353e1e63242f31905d8d30e9cd0c54faf20fef0a15f6b02e061
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Filesize
319KB
MD5dc1d6eb3eee8987885dc7e5ef91332a4
SHA13259a6620a0e863284a260f36ed06b39028615c7
SHA256205b4e147b8cce7d67daa434718430b01f19218a4408d16d66045b4fa5330e30
SHA512e64b8e8b770c09d1936bdf4b51f0fc2f7a729653949a0c6d285b9dae07f5bf842f3ebcc6eafaa7f59c981c279ec8ce1c2b95a620feb073028260ffcafbf3ee6d
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Filesize
319KB
MD5dc1d6eb3eee8987885dc7e5ef91332a4
SHA13259a6620a0e863284a260f36ed06b39028615c7
SHA256205b4e147b8cce7d67daa434718430b01f19218a4408d16d66045b4fa5330e30
SHA512e64b8e8b770c09d1936bdf4b51f0fc2f7a729653949a0c6d285b9dae07f5bf842f3ebcc6eafaa7f59c981c279ec8ce1c2b95a620feb073028260ffcafbf3ee6d