Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 06:28
Static task
static1
Behavioral task
behavioral1
Sample
0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe
Resource
win10v2004-20230220-en
General
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Target
0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe
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Size
683KB
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MD5
fa513871ec5d2904e7478662a60e54d3
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SHA1
22e768b6d5bcb1e9cc243057c7eb336107b1026d
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SHA256
0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf
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SHA512
00118beb9e100f7254e9ea234e78806181598910e792ee1180537aa19bbbbbcb890a0fb02c09debb6004e048c43d21604013bdc2d7fefd10bb6949c4102adae2
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SSDEEP
12288:aMriy90DtKwwmlf8R1UM6DMWymHBI0xNYnDW6xwH4zWikmr/TzZ8:EyOK0aU4mH6nKEwYBzZ8
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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Processes:
pro2794.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro2794.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro2794.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro2794.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro2794.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro2794.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro2794.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/1720-197-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-196-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-199-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-201-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-203-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-205-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-207-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-209-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-213-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-211-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-215-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-217-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-219-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-221-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-223-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-225-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-227-0x0000000007160000-0x000000000719F000-memory.dmp family_redline behavioral1/memory/1720-229-0x0000000007160000-0x000000000719F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un766225.exepro2794.exequ5464.exesi848460.exepid process 4504 un766225.exe 1100 pro2794.exe 1720 qu5464.exe 4644 si848460.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:
pro2794.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro2794.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro2794.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:
un766225.exe0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exedescription ioc process 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\\\"" un766225.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.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\\\"" 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un766225.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
Processes:
WerFault.exeWerFault.exepid pid_target process target process 452 1100 WerFault.exe pro2794.exe 1020 1720 WerFault.exe qu5464.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro2794.exequ5464.exesi848460.exepid process 1100 pro2794.exe 1100 pro2794.exe 1720 qu5464.exe 1720 qu5464.exe 4644 si848460.exe 4644 si848460.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro2794.exequ5464.exesi848460.exedescription pid process Token: SeDebugPrivilege 1100 pro2794.exe Token: SeDebugPrivilege 1720 qu5464.exe Token: SeDebugPrivilege 4644 si848460.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exeun766225.exedescription pid process target process PID 4136 wrote to memory of 4504 4136 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe un766225.exe PID 4136 wrote to memory of 4504 4136 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe un766225.exe PID 4136 wrote to memory of 4504 4136 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe un766225.exe PID 4504 wrote to memory of 1100 4504 un766225.exe pro2794.exe PID 4504 wrote to memory of 1100 4504 un766225.exe pro2794.exe PID 4504 wrote to memory of 1100 4504 un766225.exe pro2794.exe PID 4504 wrote to memory of 1720 4504 un766225.exe qu5464.exe PID 4504 wrote to memory of 1720 4504 un766225.exe qu5464.exe PID 4504 wrote to memory of 1720 4504 un766225.exe qu5464.exe PID 4136 wrote to memory of 4644 4136 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe si848460.exe PID 4136 wrote to memory of 4644 4136 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe si848460.exe PID 4136 wrote to memory of 4644 4136 0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe si848460.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe"C:\Users\Admin\AppData\Local\Temp\0b81701be6de5ca2906197daa08ed93d3b902af5e7f5d3dbf71c7c6f853daadf.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4136 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un766225.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un766225.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2794.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2794.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1100 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 10804⤵
- Program crash
PID:452 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5464.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5464.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1720 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 15564⤵
- Program crash
PID:1020 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si848460.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si848460.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4644
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1100 -ip 11001⤵PID:3048
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1720 -ip 17201⤵PID:1072
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5ff7c9e79fdbaa542dc8a4b29caa21455
SHA13d3871d99fe84d171c36c87f3352b35842479670
SHA25696738c5265e7aebb55940fb73d1afc739201595eb5cf4fd22a5dd05b7f8e1f10
SHA51215792b24ef904201dcce05a75cc911deec010fdd2ea17996ed3e00a92b7f605dd33a21ac2084f4ba74475c331e3c059cf98e099f1914252b3acc0b265ec42c83
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Filesize
175KB
MD5ff7c9e79fdbaa542dc8a4b29caa21455
SHA13d3871d99fe84d171c36c87f3352b35842479670
SHA25696738c5265e7aebb55940fb73d1afc739201595eb5cf4fd22a5dd05b7f8e1f10
SHA51215792b24ef904201dcce05a75cc911deec010fdd2ea17996ed3e00a92b7f605dd33a21ac2084f4ba74475c331e3c059cf98e099f1914252b3acc0b265ec42c83
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Filesize
541KB
MD5d52da683cdb5ddc4df3b0ceae453cfb9
SHA1b6726d7d7bdb20647d2cca7aa1070dc263be19a8
SHA25639ec074936ad0aca823e2c0f004197b5024e5d454fdc9c6fc769db9ee7477668
SHA51208b687e4bb7c7e0a427e7d83ecb61f97d9f4b28fb4878dd098933f547545cb33219f5611a22bf863fe8aa31ad500cfa9cb073fe62caa04e06a4783b39f9b34f4
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Filesize
541KB
MD5d52da683cdb5ddc4df3b0ceae453cfb9
SHA1b6726d7d7bdb20647d2cca7aa1070dc263be19a8
SHA25639ec074936ad0aca823e2c0f004197b5024e5d454fdc9c6fc769db9ee7477668
SHA51208b687e4bb7c7e0a427e7d83ecb61f97d9f4b28fb4878dd098933f547545cb33219f5611a22bf863fe8aa31ad500cfa9cb073fe62caa04e06a4783b39f9b34f4
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Filesize
322KB
MD5d748921abb01b8913affc74c98f6a063
SHA1072853850491eafc2237806cd11bd86ea94b7a71
SHA2565b8ae4d472d46d8c2773635ca62508aa50877529034d3916f4a1f5978de80737
SHA51257de6803f6ad506064c0d9549ad52d2c14684c75491e2fc8008739ecaf9f1b7500f5ceac1edd995d2518c8cd27176504722a9df6dbb9db6d45e696a0469dbb9c
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Filesize
322KB
MD5d748921abb01b8913affc74c98f6a063
SHA1072853850491eafc2237806cd11bd86ea94b7a71
SHA2565b8ae4d472d46d8c2773635ca62508aa50877529034d3916f4a1f5978de80737
SHA51257de6803f6ad506064c0d9549ad52d2c14684c75491e2fc8008739ecaf9f1b7500f5ceac1edd995d2518c8cd27176504722a9df6dbb9db6d45e696a0469dbb9c
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Filesize
379KB
MD501868a7f0a044a8e495f824b8c20ec38
SHA15e9e5214d94c672cd464a2db4c2753f2332c9909
SHA256efead73b54c4ffb896c267c1f68d0408ae6872b8d58cb97bcd0160b4b8f87f8d
SHA512ff59440cdcb917a2bcf31f8a1e97241232733a67c17752a0bdfc2fe18a2e1d4ea6d1f7ce216e7d9229117ccd0222acb56aff1a9bacb44b742d4e6f3772ad0eb8
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Filesize
379KB
MD501868a7f0a044a8e495f824b8c20ec38
SHA15e9e5214d94c672cd464a2db4c2753f2332c9909
SHA256efead73b54c4ffb896c267c1f68d0408ae6872b8d58cb97bcd0160b4b8f87f8d
SHA512ff59440cdcb917a2bcf31f8a1e97241232733a67c17752a0bdfc2fe18a2e1d4ea6d1f7ce216e7d9229117ccd0222acb56aff1a9bacb44b742d4e6f3772ad0eb8