Analysis
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max time kernel
141s -
max time network
125s -
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 10:02
Static task
static1
Behavioral task
behavioral1
Sample
a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe
Resource
win10v2004-20230220-en
General
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Target
a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe
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Size
539KB
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MD5
22fb2c1bf99476b5ea091654199562b7
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SHA1
09bf68552c7f4ddc829baf11ac908b66d1da768e
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SHA256
a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48
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SHA512
4906bee7f159b5150926ad529e47a0385b42a4608ab6c07b0a247c8dae08721f1a90fa01949201b0d7678b40e3ecdc61631310fbe0361b0f210b78bd53f12a34
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SSDEEP
12288:5Mrqy90ljVEMty4ry78RJ2fY9x2I4+BzZcb7dmu51IxfoTwt:/yoiMgPgRwfYvvd2dmLxfoM
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:
pro4772.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4772.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4772.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4772.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro4772.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4772.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4772.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 34 IoCs
Processes:
resource yara_rule behavioral1/memory/1612-156-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-157-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-159-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-161-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-163-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-165-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-169-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-166-0x0000000004D20000-0x0000000004D30000-memory.dmp family_redline behavioral1/memory/1612-171-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-177-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-175-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-179-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-173-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-181-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-183-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-185-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-187-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-191-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-193-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-189-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-195-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-199-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-197-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-201-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-203-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-205-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-207-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-215-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-217-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-213-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-211-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-219-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-209-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline behavioral1/memory/1612-221-0x0000000004CE0000-0x0000000004D1E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio0001.exepro4772.exequ0313.exesi394713.exepid process 3464 unio0001.exe 3888 pro4772.exe 1612 qu0313.exe 5064 si394713.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:
pro4772.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4772.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:
a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exeunio0001.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\\\"" a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio0001.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\\\"" unio0001.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.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 3364 1612 WerFault.exe qu0313.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro4772.exequ0313.exesi394713.exepid process 3888 pro4772.exe 3888 pro4772.exe 1612 qu0313.exe 1612 qu0313.exe 5064 si394713.exe 5064 si394713.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro4772.exequ0313.exesi394713.exedescription pid process Token: SeDebugPrivilege 3888 pro4772.exe Token: SeDebugPrivilege 1612 qu0313.exe Token: SeDebugPrivilege 5064 si394713.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exeunio0001.exedescription pid process target process PID 4380 wrote to memory of 3464 4380 a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe unio0001.exe PID 4380 wrote to memory of 3464 4380 a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe unio0001.exe PID 4380 wrote to memory of 3464 4380 a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe unio0001.exe PID 3464 wrote to memory of 3888 3464 unio0001.exe pro4772.exe PID 3464 wrote to memory of 3888 3464 unio0001.exe pro4772.exe PID 3464 wrote to memory of 1612 3464 unio0001.exe qu0313.exe PID 3464 wrote to memory of 1612 3464 unio0001.exe qu0313.exe PID 3464 wrote to memory of 1612 3464 unio0001.exe qu0313.exe PID 4380 wrote to memory of 5064 4380 a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe si394713.exe PID 4380 wrote to memory of 5064 4380 a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe si394713.exe PID 4380 wrote to memory of 5064 4380 a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe si394713.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe"C:\Users\Admin\AppData\Local\Temp\a64febfed8d3f043ae6469c9f3ab055572977150e6979839d82aab7631bf8f48.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0001.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0001.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3464 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4772.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4772.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3888
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0313.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0313.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1612 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 13484⤵
- Program crash
PID:3364
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si394713.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si394713.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1612 -ip 16121⤵PID:1072
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
MD5eec08f416d61a2270827b2d8ef9f939c
SHA15b3004d0cd17c251ef3ef502d64f20f0501a8d9b
SHA2567b5c36a489af86df7ca0dbfd333bd61d544886fcf24bced40962b7d4159ae61f
SHA51259f38c806e2b0c1b1d7280083aacf4a447b5d59f2754e53584c6f7184ab291bf7ff06dfffeb4a8dc8d87c6d407c3ca4969463535564401e5ef7c46c5395ceada
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Filesize
397KB
MD5eec08f416d61a2270827b2d8ef9f939c
SHA15b3004d0cd17c251ef3ef502d64f20f0501a8d9b
SHA2567b5c36a489af86df7ca0dbfd333bd61d544886fcf24bced40962b7d4159ae61f
SHA51259f38c806e2b0c1b1d7280083aacf4a447b5d59f2754e53584c6f7184ab291bf7ff06dfffeb4a8dc8d87c6d407c3ca4969463535564401e5ef7c46c5395ceada
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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
MD526dc2520305bc191bf55396336708d7d
SHA11829f824698337a1a922e4d5164ed297d39b6f43
SHA2568b9ac4facd98f7b88bf1b15f0382eb1a00de7b50b51e98a13cd6307ca28c2a7c
SHA512a0c9736a63fb2071bd837fb42a8c2b5e569455caa195f0366c458160c87f44c9d5adf091898f2111c9b8e64a28f11a38fece1980144554bb333b7de351ec8ffe
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Filesize
355KB
MD526dc2520305bc191bf55396336708d7d
SHA11829f824698337a1a922e4d5164ed297d39b6f43
SHA2568b9ac4facd98f7b88bf1b15f0382eb1a00de7b50b51e98a13cd6307ca28c2a7c
SHA512a0c9736a63fb2071bd837fb42a8c2b5e569455caa195f0366c458160c87f44c9d5adf091898f2111c9b8e64a28f11a38fece1980144554bb333b7de351ec8ffe