Analysis
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max time kernel
77s -
max time network
127s -
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 09:11
Static task
static1
Behavioral task
behavioral1
Sample
16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe
Resource
win10v2004-20230220-en
General
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Target
16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe
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Size
538KB
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MD5
4b0326d48593517a8a18b63ada42492d
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SHA1
01b5d574f68da8f60081a8dc80fe141103d3b64a
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SHA256
16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45
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SHA512
806205fb024a5eed4c42e5a558bac4178f16d4867c7134020cc7b6be9d703a0671aa69e080db2463436552997344d84056880c9e9338d2c756208d5b81ce8f79
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SSDEEP
12288:XMrAy90BnYszHr4YIxxI4+19LBQ/y/3rLwVfT3:HyCYszL4YYIL57E7
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:
pro9857.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro9857.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9857.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9857.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9857.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9857.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9857.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/4360-158-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-159-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-161-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-163-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-165-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-167-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-171-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-169-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-173-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-175-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-177-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-179-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-181-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-183-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-185-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-187-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-189-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-191-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-193-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-195-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-197-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-199-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-201-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-203-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-205-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-207-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-209-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-211-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-213-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-215-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-217-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-219-0x0000000007130000-0x000000000716E000-memory.dmp family_redline behavioral1/memory/4360-221-0x0000000007130000-0x000000000716E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio7728.exepro9857.exequ1541.exesi848722.exepid process 3552 unio7728.exe 3520 pro9857.exe 4360 qu1541.exe 4628 si848722.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:
pro9857.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9857.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:
16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exeunio7728.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.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\\\"" 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio7728.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\\\"" unio7728.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 3324 4360 WerFault.exe qu1541.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro9857.exequ1541.exesi848722.exepid process 3520 pro9857.exe 3520 pro9857.exe 4360 qu1541.exe 4360 qu1541.exe 4628 si848722.exe 4628 si848722.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro9857.exequ1541.exesi848722.exedescription pid process Token: SeDebugPrivilege 3520 pro9857.exe Token: SeDebugPrivilege 4360 qu1541.exe Token: SeDebugPrivilege 4628 si848722.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exeunio7728.exedescription pid process target process PID 3616 wrote to memory of 3552 3616 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe unio7728.exe PID 3616 wrote to memory of 3552 3616 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe unio7728.exe PID 3616 wrote to memory of 3552 3616 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe unio7728.exe PID 3552 wrote to memory of 3520 3552 unio7728.exe pro9857.exe PID 3552 wrote to memory of 3520 3552 unio7728.exe pro9857.exe PID 3552 wrote to memory of 4360 3552 unio7728.exe qu1541.exe PID 3552 wrote to memory of 4360 3552 unio7728.exe qu1541.exe PID 3552 wrote to memory of 4360 3552 unio7728.exe qu1541.exe PID 3616 wrote to memory of 4628 3616 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe si848722.exe PID 3616 wrote to memory of 4628 3616 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe si848722.exe PID 3616 wrote to memory of 4628 3616 16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe si848722.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe"C:\Users\Admin\AppData\Local\Temp\16258d61c0894fc6bd00e3b3a5862ab3923b5c4f0eb37f1c89c4035d46750a45.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3616 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7728.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7728.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9857.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9857.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3520
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1541.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1541.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4360 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 11764⤵
- Program crash
PID:3324
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si848722.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si848722.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4360 -ip 43601⤵PID:4496
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
396KB
MD51d7aeadbe59447194321a7591f134d9d
SHA1b735e946a3c54d9069a12c9360603fa93ffdbe5e
SHA256787e9fb5becb375c0a93187922effd3bf17aad73ee86fe3acec8ac907084d940
SHA5129003a1deb061c15f3263dcea77191d8aa1e9015d3bdbde9b57f5744602a8fb8253c1e964d341ba02c39247808298e9a41629c2ef9f7e6257ce09bdd98d5c8715
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Filesize
396KB
MD51d7aeadbe59447194321a7591f134d9d
SHA1b735e946a3c54d9069a12c9360603fa93ffdbe5e
SHA256787e9fb5becb375c0a93187922effd3bf17aad73ee86fe3acec8ac907084d940
SHA5129003a1deb061c15f3263dcea77191d8aa1e9015d3bdbde9b57f5744602a8fb8253c1e964d341ba02c39247808298e9a41629c2ef9f7e6257ce09bdd98d5c8715
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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
MD5ee46a5116dd751813b50105d5b66fa46
SHA1774806dbf5326571623f0f471d0e63a22726f507
SHA2564989dbb423d473db119ecd5cdf53a00f59c98ed6b47c2169026f0d9338ae23b8
SHA51294eb415b505e0877efd07cee949a23e35d5c619f1df71d6535f0457148b5ab8d2596be6daa536ccf42056262340fc382999fde9d6839cb8da092736c03109b61
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Filesize
355KB
MD5ee46a5116dd751813b50105d5b66fa46
SHA1774806dbf5326571623f0f471d0e63a22726f507
SHA2564989dbb423d473db119ecd5cdf53a00f59c98ed6b47c2169026f0d9338ae23b8
SHA51294eb415b505e0877efd07cee949a23e35d5c619f1df71d6535f0457148b5ab8d2596be6daa536ccf42056262340fc382999fde9d6839cb8da092736c03109b61