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
24-03-2023 08:37
Static task
static1
Behavioral task
behavioral1
Sample
595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe
Resource
win10v2004-20230220-en
General
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Target
595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe
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Size
539KB
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MD5
0a72368742ea08d3d024aecae9758225
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SHA1
6facff767cb5a20279d04a1bfb5789cac88c0b71
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SHA256
595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61
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SHA512
e82db511132ed724ce4d57dc38d5e5f5a809aef0ae14fb6ea771935a1b1f9c514f4499098c749b7fdfc5eca4316f12e02f2385fa74ae6b5166b10a8ffd8432a7
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SSDEEP
12288:vMrey90adwE0kd468jS1gb9exvI4+25DFWh7r4NP:ty1dw9FvS1gb9u6uDFqgNP
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
hero
193.233.20.31:4125
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auth_value
11f3c75a88ca461bcc8d6bf60a1193e3
Signatures
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Processes:
pro6640.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6640.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6640.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6640.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6640.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro6640.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6640.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
Processes:
resource yara_rule behavioral1/memory/3816-158-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-159-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-161-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-163-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-165-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-167-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-169-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-171-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-173-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-175-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-177-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-179-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-181-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-183-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-185-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-187-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-189-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-191-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-193-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-195-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-197-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-199-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-201-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-203-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-205-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-207-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-209-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-211-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-213-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-215-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-217-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-219-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline behavioral1/memory/3816-221-0x00000000048B0000-0x00000000048EE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio7675.exepro6640.exequ3136.exesi559074.exepid process 4172 unio7675.exe 3672 pro6640.exe 3816 qu3136.exe 3764 si559074.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:
pro6640.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6640.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:
595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exeunio7675.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\\\"" 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio7675.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\\\"" unio7675.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.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
Processes:
WerFault.exepid pid_target process target process 2024 3816 WerFault.exe qu3136.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro6640.exequ3136.exesi559074.exepid process 3672 pro6640.exe 3672 pro6640.exe 3816 qu3136.exe 3816 qu3136.exe 3764 si559074.exe 3764 si559074.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro6640.exequ3136.exesi559074.exedescription pid process Token: SeDebugPrivilege 3672 pro6640.exe Token: SeDebugPrivilege 3816 qu3136.exe Token: SeDebugPrivilege 3764 si559074.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exeunio7675.exedescription pid process target process PID 1620 wrote to memory of 4172 1620 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe unio7675.exe PID 1620 wrote to memory of 4172 1620 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe unio7675.exe PID 1620 wrote to memory of 4172 1620 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe unio7675.exe PID 4172 wrote to memory of 3672 4172 unio7675.exe pro6640.exe PID 4172 wrote to memory of 3672 4172 unio7675.exe pro6640.exe PID 4172 wrote to memory of 3816 4172 unio7675.exe qu3136.exe PID 4172 wrote to memory of 3816 4172 unio7675.exe qu3136.exe PID 4172 wrote to memory of 3816 4172 unio7675.exe qu3136.exe PID 1620 wrote to memory of 3764 1620 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe si559074.exe PID 1620 wrote to memory of 3764 1620 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe si559074.exe PID 1620 wrote to memory of 3764 1620 595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe si559074.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe"C:\Users\Admin\AppData\Local\Temp\595e1dde24915d6442fa3d56c5d0f4e3fe9477682779884235c3c942dd4c5e61.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7675.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7675.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4172 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6640.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6640.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3672
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3136.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3136.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 13324⤵
- Program crash
PID:2024
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si559074.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si559074.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3764
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 3816 -ip 38161⤵PID:4100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
397KB
MD504398f04737d70a622b0070a9659dfde
SHA1e131ecae6d3fa5e7dfec1831b1f5698f393bff42
SHA256ce398079b4c8b82e2a9910d02f14a59ab0e8bef55fb128a6e0e80dbe39fa054c
SHA51249bb213260c595d0082c102f5c845139816782c1602132ea906c10ff9051a0469203da5ad8ba109757f2ea8eabe03304a601be2461cebbdb8c208c217ea5f2b6
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Filesize
397KB
MD504398f04737d70a622b0070a9659dfde
SHA1e131ecae6d3fa5e7dfec1831b1f5698f393bff42
SHA256ce398079b4c8b82e2a9910d02f14a59ab0e8bef55fb128a6e0e80dbe39fa054c
SHA51249bb213260c595d0082c102f5c845139816782c1602132ea906c10ff9051a0469203da5ad8ba109757f2ea8eabe03304a601be2461cebbdb8c208c217ea5f2b6
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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
355KB
MD5a8a487963c1f94c4842f86f6038135fa
SHA1caefcfd17f8980b3ee0881c133805379ccf6db54
SHA256d01c3030287b1729e25bbe9c56ef3d84505ca09c74e3abb50916a71e9c22af61
SHA512d38a543b51cf05c9c3231d0871bc0decc0d7ec01fa2a0809edb8e60235e9e0225a53e7f4ea5a11a437471540e18710f660d5c10cdaee42f7e70d894efeebfdcb
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Filesize
355KB
MD5a8a487963c1f94c4842f86f6038135fa
SHA1caefcfd17f8980b3ee0881c133805379ccf6db54
SHA256d01c3030287b1729e25bbe9c56ef3d84505ca09c74e3abb50916a71e9c22af61
SHA512d38a543b51cf05c9c3231d0871bc0decc0d7ec01fa2a0809edb8e60235e9e0225a53e7f4ea5a11a437471540e18710f660d5c10cdaee42f7e70d894efeebfdcb