Analysis
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max time kernel
142s -
max time network
126s -
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 08:48
Static task
static1
Behavioral task
behavioral1
Sample
eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe
Resource
win10v2004-20230220-en
General
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Target
eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe
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Size
539KB
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MD5
a5a8eacba812a15013fb41f4f7a04bfb
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SHA1
f2db1870c89e0522470c09008f773d40701790a6
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SHA256
eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d
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SHA512
5de7bc1f54d2c1ca08d32585be7bb29413e4e001baa5c3dcd441340b08526a976619c64c62996c7da9ff055242f4c7dd8793ca1750080d2ecb70e307014be8b8
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SSDEEP
12288:xMrly90S4gGh/KjNYIxtI4+2Wldb+j3H1eVj:EyHgMBYYkpy3H1e9
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:
pro9839.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9839.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9839.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9839.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9839.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro9839.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9839.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/4796-155-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-156-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-158-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-160-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-162-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-164-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-166-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-168-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-170-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-174-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-177-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-179-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-181-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-183-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-185-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-187-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-189-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-191-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-193-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-195-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-197-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-199-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-201-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-203-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-205-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-207-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-209-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-211-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-213-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-215-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-217-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-219-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-221-0x0000000007830000-0x000000000786E000-memory.dmp family_redline behavioral1/memory/4796-1075-0x0000000004A20000-0x0000000004A30000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
unio0482.exepro9839.exequ1933.exesi930190.exepid process 4556 unio0482.exe 2264 pro9839.exe 4796 qu1933.exe 4524 si930190.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:
pro9839.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9839.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:
unio0482.exeeef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio0482.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\\\"" unio0482.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.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\\\"" eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.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 1792 4796 WerFault.exe qu1933.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro9839.exequ1933.exesi930190.exepid process 2264 pro9839.exe 2264 pro9839.exe 4796 qu1933.exe 4796 qu1933.exe 4524 si930190.exe 4524 si930190.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro9839.exequ1933.exesi930190.exedescription pid process Token: SeDebugPrivilege 2264 pro9839.exe Token: SeDebugPrivilege 4796 qu1933.exe Token: SeDebugPrivilege 4524 si930190.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exeunio0482.exedescription pid process target process PID 2136 wrote to memory of 4556 2136 eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe unio0482.exe PID 2136 wrote to memory of 4556 2136 eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe unio0482.exe PID 2136 wrote to memory of 4556 2136 eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe unio0482.exe PID 4556 wrote to memory of 2264 4556 unio0482.exe pro9839.exe PID 4556 wrote to memory of 2264 4556 unio0482.exe pro9839.exe PID 4556 wrote to memory of 4796 4556 unio0482.exe qu1933.exe PID 4556 wrote to memory of 4796 4556 unio0482.exe qu1933.exe PID 4556 wrote to memory of 4796 4556 unio0482.exe qu1933.exe PID 2136 wrote to memory of 4524 2136 eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe si930190.exe PID 2136 wrote to memory of 4524 2136 eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe si930190.exe PID 2136 wrote to memory of 4524 2136 eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe si930190.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe"C:\Users\Admin\AppData\Local\Temp\eef9b00567ec07566609666842677baa144e11052a9170b09c082ef73676679d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0482.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio0482.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9839.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9839.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2264
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1933.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1933.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4796 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 13284⤵
- Program crash
PID:1792
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si930190.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si930190.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4524
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4796 -ip 47961⤵PID:3388
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
MD524b356aab9bb0a9fac1b86d7c6663db3
SHA1b4ef5c36ac6f3ce3ea7ced7f2e6172de9dad6af6
SHA256bc51757c1309de10af91a130850f670238c438ee6dcd99addb3157d8514da04b
SHA51280a06df38ce59451f5ddac9e7afdda1a4e4a8e0922d2d1aa493035838d4fb3770f998aff39a798748c17da4d875531b4fc4b1a6c4a181902a118f33dca9f346f
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Filesize
396KB
MD524b356aab9bb0a9fac1b86d7c6663db3
SHA1b4ef5c36ac6f3ce3ea7ced7f2e6172de9dad6af6
SHA256bc51757c1309de10af91a130850f670238c438ee6dcd99addb3157d8514da04b
SHA51280a06df38ce59451f5ddac9e7afdda1a4e4a8e0922d2d1aa493035838d4fb3770f998aff39a798748c17da4d875531b4fc4b1a6c4a181902a118f33dca9f346f
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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
MD56d5299e03e7073f50ee266423716b8d9
SHA140d7abfb43cfe03e3f3a9a9355dba3928edb4cf7
SHA256f72a9372f048af4b08bc0afcba6e0f78cf7b79435b74cb55edf887e732233583
SHA512d123579c5d76682832c90727453ffba3ea4613c8cfa2003529613cac814ac2a6911db67d5e73ecb44313269705c73b26a41b9d73051fe7d1da1cd67128f18d00
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Filesize
355KB
MD56d5299e03e7073f50ee266423716b8d9
SHA140d7abfb43cfe03e3f3a9a9355dba3928edb4cf7
SHA256f72a9372f048af4b08bc0afcba6e0f78cf7b79435b74cb55edf887e732233583
SHA512d123579c5d76682832c90727453ffba3ea4613c8cfa2003529613cac814ac2a6911db67d5e73ecb44313269705c73b26a41b9d73051fe7d1da1cd67128f18d00