Analysis
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max time kernel
146s -
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 11:46
Static task
static1
Behavioral task
behavioral1
Sample
731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe
Resource
win10v2004-20230220-en
General
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Target
731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe
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Size
536KB
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MD5
c0201b43c31ca7cb53ba3a331799acb5
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SHA1
52cb10df17e28639d8ae60b84c6f0978011aea27
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SHA256
731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151
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SHA512
e34ce178ff2931bf845834c97e9ac928d661b96c972f181307d7ecda10eb3c577111fd265540780bc16e6a27c8bf7818ee23485d096abb2ba6310285cf02bdfa
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SSDEEP
12288:yMrvy90rLVjkld9n+ZbJtx/ulEqQXn7yYUpeERs:9ygVs3IJv/uuqWMpeERs
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\DisableIOAVProtection = "1" b7664HM.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b7664HM.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b7664HM.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b7664HM.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b7664HM.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b7664HM.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/5000-157-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-160-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-158-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-162-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-164-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-166-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-168-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-170-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-172-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-174-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-176-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-178-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-180-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-182-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-184-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-186-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-188-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-190-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-192-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-194-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-196-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-198-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-200-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-202-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-204-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-206-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-208-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-210-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-212-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-214-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-216-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-218-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline behavioral1/memory/5000-220-0x0000000004A70000-0x0000000004AAE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2944 nice2459.exe 2064 b7664HM.exe 5000 c59Oq71.exe 4840 dnntF09.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" b7664HM.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 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.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\\\"" 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce nice2459.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\\\"" nice2459.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 4544 5000 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2064 b7664HM.exe 2064 b7664HM.exe 5000 c59Oq71.exe 5000 c59Oq71.exe 4840 dnntF09.exe 4840 dnntF09.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2064 b7664HM.exe Token: SeDebugPrivilege 5000 c59Oq71.exe Token: SeDebugPrivilege 4840 dnntF09.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4536 wrote to memory of 2944 4536 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe 84 PID 4536 wrote to memory of 2944 4536 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe 84 PID 4536 wrote to memory of 2944 4536 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe 84 PID 2944 wrote to memory of 2064 2944 nice2459.exe 85 PID 2944 wrote to memory of 2064 2944 nice2459.exe 85 PID 2944 wrote to memory of 5000 2944 nice2459.exe 89 PID 2944 wrote to memory of 5000 2944 nice2459.exe 89 PID 2944 wrote to memory of 5000 2944 nice2459.exe 89 PID 4536 wrote to memory of 4840 4536 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe 93 PID 4536 wrote to memory of 4840 4536 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe 93 PID 4536 wrote to memory of 4840 4536 731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe"C:\Users\Admin\AppData\Local\Temp\731513b7104e7e083370567020257dba9a4499bf78fd57fcf71bd18b86e59151.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice2459.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice2459.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7664HM.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7664HM.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2064
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c59Oq71.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c59Oq71.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5000 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 15044⤵
- Program crash
PID:4544
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dnntF09.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dnntF09.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5000 -ip 50001⤵PID:3604
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
391KB
MD52e11d9d78b7c1edad610541c2f938163
SHA115b7a6aebff633d602e7f2aa07bc31268d572d07
SHA2568ee0752526edf974a7a849ad922cf811dc7a4e5ec853b7da2ac8f1b40217d3ec
SHA5129260d043d2691987092043e2c3f78c479c2a2a3d874da22454cecbfb6f0e3e70eff1ab3c8f609ce33a4ecffb685ec0dc2f9150fc15c4d718bebc504434dabba8
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Filesize
391KB
MD52e11d9d78b7c1edad610541c2f938163
SHA115b7a6aebff633d602e7f2aa07bc31268d572d07
SHA2568ee0752526edf974a7a849ad922cf811dc7a4e5ec853b7da2ac8f1b40217d3ec
SHA5129260d043d2691987092043e2c3f78c479c2a2a3d874da22454cecbfb6f0e3e70eff1ab3c8f609ce33a4ecffb685ec0dc2f9150fc15c4d718bebc504434dabba8
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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
308KB
MD56fd54cdc940cd51fe90231eca5d4af9b
SHA1e4e19c019cf0e85571bae053059fcab5f172942f
SHA256e03ac076ae09a1aed79ef91b576684d9465f3e3c97a2cddb8d5c1302e078263c
SHA512fee8f6388969d1866dab05183ddb6cec7cd8b9601e6fc7c9c3c5c2350ac1a9d136850837ae49eb9399f4a0f8d34033afae9604d2b0fcc3d87b56b34dccbedd0d
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Filesize
308KB
MD56fd54cdc940cd51fe90231eca5d4af9b
SHA1e4e19c019cf0e85571bae053059fcab5f172942f
SHA256e03ac076ae09a1aed79ef91b576684d9465f3e3c97a2cddb8d5c1302e078263c
SHA512fee8f6388969d1866dab05183ddb6cec7cd8b9601e6fc7c9c3c5c2350ac1a9d136850837ae49eb9399f4a0f8d34033afae9604d2b0fcc3d87b56b34dccbedd0d