Analysis
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max time kernel
142s -
max time network
105s -
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 11:44
Static task
static1
Behavioral task
behavioral1
Sample
3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe
Resource
win10v2004-20230220-en
General
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Target
3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe
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Size
539KB
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MD5
a1f9d199a4612eeb9213c1b08583511c
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SHA1
fe821365913ca2ed715bcdc999391b236d4e6208
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SHA256
3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a
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SHA512
ab9d4d1238e32939b5932f2f9ef2b844173349cb02b46309a02569b07becb1bead495d0c6547911ef46f33b91de9c47fba6ddc7dd5d07364eb8a79bae3b1ea82
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SSDEEP
12288:KMrzy904r5tGzE0S2bZ9nhboI9Ud4QCqzU3dDGXh:lytltGzE0S2dDbA4Sw3dDGXh
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:
pro8870.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro8870.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8870.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8870.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8870.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8870.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8870.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/3252-158-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-161-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-159-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-163-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-165-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-167-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-169-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-171-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-173-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-175-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-177-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-179-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-181-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-183-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-185-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-187-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-189-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-191-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-193-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-195-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-197-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-199-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-201-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-205-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-203-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-207-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-209-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-211-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-213-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-215-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-217-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-219-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline behavioral1/memory/3252-221-0x0000000007280000-0x00000000072BE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio4080.exepro8870.exequ8364.exesi728502.exepid process 1872 unio4080.exe 5020 pro8870.exe 3252 qu8364.exe 2084 si728502.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:
pro8870.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8870.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:
3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exeunio4080.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.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\\\"" 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio4080.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\\\"" unio4080.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 316 sc.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3840 3252 WerFault.exe qu8364.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro8870.exequ8364.exesi728502.exepid process 5020 pro8870.exe 5020 pro8870.exe 3252 qu8364.exe 3252 qu8364.exe 2084 si728502.exe 2084 si728502.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro8870.exequ8364.exesi728502.exedescription pid process Token: SeDebugPrivilege 5020 pro8870.exe Token: SeDebugPrivilege 3252 qu8364.exe Token: SeDebugPrivilege 2084 si728502.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exeunio4080.exedescription pid process target process PID 1648 wrote to memory of 1872 1648 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe unio4080.exe PID 1648 wrote to memory of 1872 1648 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe unio4080.exe PID 1648 wrote to memory of 1872 1648 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe unio4080.exe PID 1872 wrote to memory of 5020 1872 unio4080.exe pro8870.exe PID 1872 wrote to memory of 5020 1872 unio4080.exe pro8870.exe PID 1872 wrote to memory of 3252 1872 unio4080.exe qu8364.exe PID 1872 wrote to memory of 3252 1872 unio4080.exe qu8364.exe PID 1872 wrote to memory of 3252 1872 unio4080.exe qu8364.exe PID 1648 wrote to memory of 2084 1648 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe si728502.exe PID 1648 wrote to memory of 2084 1648 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe si728502.exe PID 1648 wrote to memory of 2084 1648 3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe si728502.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe"C:\Users\Admin\AppData\Local\Temp\3b21b6d177f900d6421d86e57de489cafac4c2d888c8d3953a545c0c1c16674a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4080.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4080.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8870.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8870.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5020
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8364.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8364.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3252 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 13124⤵
- Program crash
PID:3840
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si728502.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si728502.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3252 -ip 32521⤵PID:5080
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:316
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
MD5945385fcca09f744837dff1916abd11b
SHA1091783834fa2f1006a8f06fb863a540cefe98dde
SHA256dc2f62049d32500a53a3fe9f1cc4a226368e119992c1c408194f64990f2ad3d7
SHA51244d7dc1b1957c4cd34f1e7df9ca7f735695344454dd819c8544c215ca4eb8fdd1930ade251634bdaa338e0ab38fa3c8e3abbf3f740169ee640da3738a6b13133
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Filesize
397KB
MD5945385fcca09f744837dff1916abd11b
SHA1091783834fa2f1006a8f06fb863a540cefe98dde
SHA256dc2f62049d32500a53a3fe9f1cc4a226368e119992c1c408194f64990f2ad3d7
SHA51244d7dc1b1957c4cd34f1e7df9ca7f735695344454dd819c8544c215ca4eb8fdd1930ade251634bdaa338e0ab38fa3c8e3abbf3f740169ee640da3738a6b13133
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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
356KB
MD59fcd2986a4b9ed0a1a89ed067b2f513e
SHA19ac1613985b000255caa10714483e182f081e4af
SHA2568cc0021b00f3606d39323879591dc6fcef0418b6f9a167eb3a4f911aa4b1d238
SHA512db14283ce98de51016e10d264878e36fc2bda6a04c46a99afbf985169f7475e3fc07a55d8546f31b8f1816369a502bf51ac740dd2105683b07ec48025084765e
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Filesize
356KB
MD59fcd2986a4b9ed0a1a89ed067b2f513e
SHA19ac1613985b000255caa10714483e182f081e4af
SHA2568cc0021b00f3606d39323879591dc6fcef0418b6f9a167eb3a4f911aa4b1d238
SHA512db14283ce98de51016e10d264878e36fc2bda6a04c46a99afbf985169f7475e3fc07a55d8546f31b8f1816369a502bf51ac740dd2105683b07ec48025084765e