Analysis
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max time kernel
142s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09/03/2023, 01:03
Static task
static1
Behavioral task
behavioral1
Sample
c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe
Resource
win10v2004-20230220-en
General
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Target
c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe
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Size
577KB
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MD5
8f0ee5c794ce31341fe36fd50bc65668
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SHA1
edd30180d54e65f01161a27307c3bdd25588ab59
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SHA256
c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9
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SHA512
89acbea9b04c9598288af9bb0b572f382013f1d862ba2c76f89c7bfd5e38eaf5b98d05d2636e2c2d20f63d7bfd0675444a6c530e68b92dba674a0530fded491f
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SSDEEP
12288:8Mrty90sahimz7AuxqVDh3boxYXgpIp49pCMaRK:ByJsVAuxYl33gqIpCY
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r0346CN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r0346CN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r0346CN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r0346CN.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r0346CN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r0346CN.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral1/memory/2232-180-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-183-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-181-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-185-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-187-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-189-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-191-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-193-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-205-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-203-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-213-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-211-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-209-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-207-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-201-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-199-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-197-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-195-0x0000000004A80000-0x0000000004ABE000-memory.dmp family_redline behavioral1/memory/2232-1098-0x0000000004B00000-0x0000000004B10000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 4324 r0346CN.exe 2232 w11bL50.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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r0346CN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r0346CN.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.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\\\"" c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.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
pid pid_target Process procid_target 3492 4324 WerFault.exe 86 3628 2232 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4324 r0346CN.exe 4324 r0346CN.exe 2232 w11bL50.exe 2232 w11bL50.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4324 r0346CN.exe Token: SeDebugPrivilege 2232 w11bL50.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1988 wrote to memory of 4324 1988 c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe 86 PID 1988 wrote to memory of 4324 1988 c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe 86 PID 1988 wrote to memory of 4324 1988 c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe 86 PID 1988 wrote to memory of 2232 1988 c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe 92 PID 1988 wrote to memory of 2232 1988 c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe 92 PID 1988 wrote to memory of 2232 1988 c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe"C:\Users\Admin\AppData\Local\Temp\c6b53084c82749df058768cbd8405b6f78a1a0f8002693f4527ff8449cba44a9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0346CN.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0346CN.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4324 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4324 -s 10883⤵
- Program crash
PID:3492
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w11bL50.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w11bL50.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2232 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 14803⤵
- Program crash
PID:3628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4324 -ip 43241⤵PID:4672
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2232 -ip 22321⤵PID:4680
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
322KB
MD5f299e8ceddf0b64611f2dd18bd7bb55e
SHA1a0a7966a56ea6898d35dfb0a1b9026ac3964cc36
SHA25631bb7b8c3a3b5215810473d482b95062d79452fb584f292646fea7e095819b55
SHA5124476263c7c44bcdb0ea462d20e59d7c98b1c25b686d824dd08a7b6d6c8d90fabe66dd8301c04a5cbd357945e921f8bd145539a4967f7de4a064db03003484cc3
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Filesize
322KB
MD5f299e8ceddf0b64611f2dd18bd7bb55e
SHA1a0a7966a56ea6898d35dfb0a1b9026ac3964cc36
SHA25631bb7b8c3a3b5215810473d482b95062d79452fb584f292646fea7e095819b55
SHA5124476263c7c44bcdb0ea462d20e59d7c98b1c25b686d824dd08a7b6d6c8d90fabe66dd8301c04a5cbd357945e921f8bd145539a4967f7de4a064db03003484cc3