Analysis
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max time kernel
127s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
24-03-2023 08:25
Static task
static1
Behavioral task
behavioral1
Sample
bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe
Resource
win10v2004-20230221-en
General
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Target
bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe
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Size
539KB
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MD5
b6ad2fd85696a4fb0d1b33e8cab239f2
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SHA1
db8b9281471d2055a4cca01916a0a0cfa16ee033
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SHA256
bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73
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SHA512
dd34eea307d43583d35346e08506705131193080e416db59b2eb2dc7e54d37a56c412968af1d888a269aebb8f61f958b56ace8ba6d97d8979d3ca73843c5cc6a
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SSDEEP
12288:AMrKy90Tl8CW5puj8TDrWfYzxXI4+hrPCya1NP:6yWl8cj8TDKfYtCZP90
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:
pro7146.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro7146.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7146.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7146.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7146.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7146.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7146.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 36 IoCs
Processes:
resource yara_rule behavioral1/memory/4736-154-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-155-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-158-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-162-0x0000000007380000-0x0000000007390000-memory.dmp family_redline behavioral1/memory/4736-163-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-165-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-167-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-169-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-171-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-173-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-175-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-177-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-179-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-181-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-183-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-185-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-187-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-189-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-191-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-193-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-195-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-197-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-199-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-201-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-205-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-203-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-207-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-209-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-211-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-213-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-215-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-217-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-219-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-221-0x0000000007270000-0x00000000072AE000-memory.dmp family_redline behavioral1/memory/4736-1072-0x0000000007380000-0x0000000007390000-memory.dmp family_redline behavioral1/memory/4736-1073-0x0000000007380000-0x0000000007390000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio5047.exepro7146.exequ1108.exesi288962.exepid process 4648 unio5047.exe 4256 pro7146.exe 4736 qu1108.exe 3812 si288962.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:
pro7146.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7146.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:
bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exeunio5047.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\\\"" bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio5047.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\\\"" unio5047.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.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.
Processes:
sc.exepid process 4852 sc.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3696 4736 WerFault.exe qu1108.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro7146.exequ1108.exesi288962.exepid process 4256 pro7146.exe 4256 pro7146.exe 4736 qu1108.exe 4736 qu1108.exe 3812 si288962.exe 3812 si288962.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro7146.exequ1108.exesi288962.exedescription pid process Token: SeDebugPrivilege 4256 pro7146.exe Token: SeDebugPrivilege 4736 qu1108.exe Token: SeDebugPrivilege 3812 si288962.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exeunio5047.exedescription pid process target process PID 3228 wrote to memory of 4648 3228 bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe unio5047.exe PID 3228 wrote to memory of 4648 3228 bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe unio5047.exe PID 3228 wrote to memory of 4648 3228 bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe unio5047.exe PID 4648 wrote to memory of 4256 4648 unio5047.exe pro7146.exe PID 4648 wrote to memory of 4256 4648 unio5047.exe pro7146.exe PID 4648 wrote to memory of 4736 4648 unio5047.exe qu1108.exe PID 4648 wrote to memory of 4736 4648 unio5047.exe qu1108.exe PID 4648 wrote to memory of 4736 4648 unio5047.exe qu1108.exe PID 3228 wrote to memory of 3812 3228 bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe si288962.exe PID 3228 wrote to memory of 3812 3228 bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe si288962.exe PID 3228 wrote to memory of 3812 3228 bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe si288962.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe"C:\Users\Admin\AppData\Local\Temp\bfc00c5ce2cfb13e0847c3751ebc605749f990f2bf8607acefd57ce87f5c7a73.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3228 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5047.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5047.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4648 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7146.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7146.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4256
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1108.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1108.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4736 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 13484⤵
- Program crash
PID:3696
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si288962.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si288962.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4736 -ip 47361⤵PID:2736
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:4852
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
MD534f166db9012b60b45c2da98f37c6aa9
SHA1e9f7d9452f5f9e1f51875f4b8b3fb66b2efeaea3
SHA2560747b9cd0c39036564647e8d58f25b0420fc60767d5b1fb11d9dfc30b812d84f
SHA5123a100d03f5a135c14a76587c40ce37ebdf9d4b1de5ccb35890d7fd3f07809dc1fd8bf7e2065246748d2f0a5c93bcdf65dc52bff0450e1d7705d3116db6d78c18
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Filesize
397KB
MD534f166db9012b60b45c2da98f37c6aa9
SHA1e9f7d9452f5f9e1f51875f4b8b3fb66b2efeaea3
SHA2560747b9cd0c39036564647e8d58f25b0420fc60767d5b1fb11d9dfc30b812d84f
SHA5123a100d03f5a135c14a76587c40ce37ebdf9d4b1de5ccb35890d7fd3f07809dc1fd8bf7e2065246748d2f0a5c93bcdf65dc52bff0450e1d7705d3116db6d78c18
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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
MD5d843f06afabce91d63fe919b11b01c8d
SHA145715f7931136b6dfad41f83b6d50c3838a4ff5d
SHA256c52a89fdfc9c91c37d732c79a76ceedb79b19ff0baccc0733c35911066800546
SHA512fb4bbe8459661ad190a39d7ad015b5b435148c199b24bfcd03d93665c7215cce094bf4a789422b20b389df41287ae787796619ff2aac889deec5100b679f2e9d
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Filesize
355KB
MD5d843f06afabce91d63fe919b11b01c8d
SHA145715f7931136b6dfad41f83b6d50c3838a4ff5d
SHA256c52a89fdfc9c91c37d732c79a76ceedb79b19ff0baccc0733c35911066800546
SHA512fb4bbe8459661ad190a39d7ad015b5b435148c199b24bfcd03d93665c7215cce094bf4a789422b20b389df41287ae787796619ff2aac889deec5100b679f2e9d