Analysis
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max time kernel
99s -
max time network
126s -
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 09:10
Static task
static1
Behavioral task
behavioral1
Sample
b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe
Resource
win10v2004-20230221-en
General
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Target
b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe
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Size
680KB
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MD5
d152497e9fe6f3518ac6f6d637815327
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SHA1
ded03de97f456def4dd2338ea56d4a1119bb68d8
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SHA256
b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043
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SHA512
941224918bc3f39fb9a26d428dd7c37d25025c73252123b9b6ac1f60903ffab2d167129e42b6564af78850e76ae30eac23d5ba6c3cfadef62ece55e3cd388274
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SSDEEP
12288:Ed898Pwj8PtYzZcDw15fuFlAGHroV43S3OSWGAozw2XeSeTRn:ET08PtIsuup4IO6oz5VC1
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:
jr843883.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr843883.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr843883.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr843883.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr843883.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr843883.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr843883.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 32 IoCs
Processes:
resource yara_rule behavioral1/memory/2836-160-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-161-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-163-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-165-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-167-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-171-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-169-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-173-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-175-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-177-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-179-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-181-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-183-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-185-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-187-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-189-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-191-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-193-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-195-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-197-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-199-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-201-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-203-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-205-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-207-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-209-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-211-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-213-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-215-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-219-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-217-0x0000000007160000-0x000000000719E000-memory.dmp family_redline behavioral1/memory/2836-221-0x0000000007160000-0x000000000719E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
zioS8112.exejr843883.exeku603074.exelr986299.exepid process 2456 zioS8112.exe 1640 jr843883.exe 2836 ku603074.exe 4024 lr986299.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:
jr843883.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr843883.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:
b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exezioS8112.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.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\\\"" b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce zioS8112.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\\\"" zioS8112.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 948 2836 WerFault.exe ku603074.exe 4912 2720 WerFault.exe b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
jr843883.exeku603074.exelr986299.exepid process 1640 jr843883.exe 1640 jr843883.exe 2836 ku603074.exe 2836 ku603074.exe 4024 lr986299.exe 4024 lr986299.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
jr843883.exeku603074.exelr986299.exedescription pid process Token: SeDebugPrivilege 1640 jr843883.exe Token: SeDebugPrivilege 2836 ku603074.exe Token: SeDebugPrivilege 4024 lr986299.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exezioS8112.exedescription pid process target process PID 2720 wrote to memory of 2456 2720 b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe zioS8112.exe PID 2720 wrote to memory of 2456 2720 b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe zioS8112.exe PID 2720 wrote to memory of 2456 2720 b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe zioS8112.exe PID 2456 wrote to memory of 1640 2456 zioS8112.exe jr843883.exe PID 2456 wrote to memory of 1640 2456 zioS8112.exe jr843883.exe PID 2456 wrote to memory of 2836 2456 zioS8112.exe ku603074.exe PID 2456 wrote to memory of 2836 2456 zioS8112.exe ku603074.exe PID 2456 wrote to memory of 2836 2456 zioS8112.exe ku603074.exe PID 2720 wrote to memory of 4024 2720 b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe lr986299.exe PID 2720 wrote to memory of 4024 2720 b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe lr986299.exe PID 2720 wrote to memory of 4024 2720 b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe lr986299.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe"C:\Users\Admin\AppData\Local\Temp\b0cfa9391a40d95b4f2b32339420dc5f18b6bc95bdb2ad732f179faaa8401043.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2720 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zioS8112.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zioS8112.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2456 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr843883.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr843883.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku603074.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku603074.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2836 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 15604⤵
- Program crash
PID:948
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr986299.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr986299.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 4842⤵
- Program crash
PID:4912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2836 -ip 28361⤵PID:2100
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2720 -ip 27201⤵PID:100
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
MD5c7862c80a78bedc7318792a04865087f
SHA17f8b619d60ac89da3d212db71a0753d4bc0b3cf0
SHA2568402d3c51804699a1dad4e6f5cfcea8aa91cdc812c0ec0ed944641a655a4dcdb
SHA512da92687f4ba21a7a40daced52fea13c5219eedbb39859120c76b87c367df1256d6858af7312e8e32376415b432432aaa20169c5679b319a8f3a5d2d44798d59e
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Filesize
396KB
MD5c7862c80a78bedc7318792a04865087f
SHA17f8b619d60ac89da3d212db71a0753d4bc0b3cf0
SHA2568402d3c51804699a1dad4e6f5cfcea8aa91cdc812c0ec0ed944641a655a4dcdb
SHA512da92687f4ba21a7a40daced52fea13c5219eedbb39859120c76b87c367df1256d6858af7312e8e32376415b432432aaa20169c5679b319a8f3a5d2d44798d59e
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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
MD53ec1f598da845cd62d13f4e94d836892
SHA1a7e298c415a068e7b0f5ec114e7066ef883ed31d
SHA25673b52cf52d7a8813ab1e45d686ceb741944df779ebcec5916c8bb97d03365798
SHA512bbd3f0e6d9af08f0a6bc245653144fdea533ca8b1cff912413142e9e8cf4444e058796ddfa87fa9742f2ea50fc9e3ab4e1205ecb8e35f2e9a1e5f4dff349cb25
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Filesize
355KB
MD53ec1f598da845cd62d13f4e94d836892
SHA1a7e298c415a068e7b0f5ec114e7066ef883ed31d
SHA25673b52cf52d7a8813ab1e45d686ceb741944df779ebcec5916c8bb97d03365798
SHA512bbd3f0e6d9af08f0a6bc245653144fdea533ca8b1cff912413142e9e8cf4444e058796ddfa87fa9742f2ea50fc9e3ab4e1205ecb8e35f2e9a1e5f4dff349cb25