Analysis
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max time kernel
101s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 19:17
Static task
static1
Behavioral task
behavioral1
Sample
1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe
Resource
win10v2004-20230220-en
General
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Target
1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe
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Size
694KB
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MD5
61eb321eb1088d8f4c96bfa853511b5a
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SHA1
73fe6859f25e46af44f996c75b4601902d1d02c7
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SHA256
1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9
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SHA512
867f9f0d76334d9a47eed33f0fb5b5f5b6daed730a41b27d941654ca60bfb47f72c0f030e3de8f8e1e4f6403696695b76a3fe8962b46b96215e116e94a8ce255
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SSDEEP
12288:XMrby905GFFpV7fqE7451AwHoKZkYlUN5dv8vPSrzPIVJogURaMfHZ2:Uy6GpVzPa1uKZkYlUN7EynPGC3a42
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro2423.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro2423.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro2423.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro2423.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro2423.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro2423.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 21 IoCs
resource yara_rule behavioral1/memory/4784-191-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-192-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-194-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-196-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-198-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-200-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-202-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-204-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-206-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-208-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-210-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-212-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-214-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-216-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-218-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-220-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-222-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-224-0x00000000026D0000-0x000000000270F000-memory.dmp family_redline behavioral1/memory/4784-276-0x0000000004D70000-0x0000000004D80000-memory.dmp family_redline behavioral1/memory/4784-280-0x0000000004D70000-0x0000000004D80000-memory.dmp family_redline behavioral1/memory/4784-1108-0x0000000004D70000-0x0000000004D80000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4104 un106183.exe 1316 pro2423.exe 4784 qu4569.exe 3880 si447209.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 pro2423.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro2423.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un106183.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\\\"" un106183.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.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\\\"" 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.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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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1316 pro2423.exe 1316 pro2423.exe 4784 qu4569.exe 4784 qu4569.exe 3880 si447209.exe 3880 si447209.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1316 pro2423.exe Token: SeDebugPrivilege 4784 qu4569.exe Token: SeDebugPrivilege 3880 si447209.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2040 wrote to memory of 4104 2040 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe 85 PID 2040 wrote to memory of 4104 2040 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe 85 PID 2040 wrote to memory of 4104 2040 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe 85 PID 4104 wrote to memory of 1316 4104 un106183.exe 86 PID 4104 wrote to memory of 1316 4104 un106183.exe 86 PID 4104 wrote to memory of 1316 4104 un106183.exe 86 PID 4104 wrote to memory of 4784 4104 un106183.exe 90 PID 4104 wrote to memory of 4784 4104 un106183.exe 90 PID 4104 wrote to memory of 4784 4104 un106183.exe 90 PID 2040 wrote to memory of 3880 2040 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe 92 PID 2040 wrote to memory of 3880 2040 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe 92 PID 2040 wrote to memory of 3880 2040 1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe"C:\Users\Admin\AppData\Local\Temp\1df9934f9b200ee950c965232dc6867d7ca2d7a579c744cbfb8761d8badb79d9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un106183.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un106183.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4104 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2423.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2423.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1316
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4569.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4569.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4784
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si447209.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si447209.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3880
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5790fecbf6fca9624697fb362838bf3ba
SHA135cd21d445000925853d1b876e1adf117c498121
SHA256a02d1a5942fcf3bc6b51f8fb92da1f328bcda2b4990ed951a0aa7b8c5dd2628a
SHA512616773ec0ee8e83d9d28956fc3466503422718ea1c187ab5bf0a2e59e492a65ba5606f48ebe3a6ba0a05933c67fa2690210ca5d4a02684dcc5ab4796c7498f67
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Filesize
175KB
MD5790fecbf6fca9624697fb362838bf3ba
SHA135cd21d445000925853d1b876e1adf117c498121
SHA256a02d1a5942fcf3bc6b51f8fb92da1f328bcda2b4990ed951a0aa7b8c5dd2628a
SHA512616773ec0ee8e83d9d28956fc3466503422718ea1c187ab5bf0a2e59e492a65ba5606f48ebe3a6ba0a05933c67fa2690210ca5d4a02684dcc5ab4796c7498f67
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Filesize
553KB
MD51e4cac408917da9eeb5d8b50c103008e
SHA19018ce3878dd958e3bfe7ea555c2952105de1f3f
SHA2568d5b4d795859f8d134cfcaf94bd020c53202f5e24b5b372335f0e67c6fc87543
SHA5122ba09044a4bdb07294b10dfb634d58ee7395b29e7889b4338fead73784e4a3955242da3a81bea7a5e49102e7889dca40375656b55cb54f2fc7161240db784613
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Filesize
553KB
MD51e4cac408917da9eeb5d8b50c103008e
SHA19018ce3878dd958e3bfe7ea555c2952105de1f3f
SHA2568d5b4d795859f8d134cfcaf94bd020c53202f5e24b5b372335f0e67c6fc87543
SHA5122ba09044a4bdb07294b10dfb634d58ee7395b29e7889b4338fead73784e4a3955242da3a81bea7a5e49102e7889dca40375656b55cb54f2fc7161240db784613
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Filesize
308KB
MD5bd409682167d21f40cbdff86a9b1b9c0
SHA156cbebb121a07c85199a79d61746b03f6e46be45
SHA256fd7640693ca28332d6be6f064c12224a987dcfc665e1cf7d2ad92f00447d54d1
SHA5126cbe93daab10e045092b9d8dcb6bce0fa08a649fa452511e7657a3bf3ea4b945671a64bf3cc25790932cfa96158c6c7c0495243b304989b62779ce275c3a5fd1
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Filesize
308KB
MD5bd409682167d21f40cbdff86a9b1b9c0
SHA156cbebb121a07c85199a79d61746b03f6e46be45
SHA256fd7640693ca28332d6be6f064c12224a987dcfc665e1cf7d2ad92f00447d54d1
SHA5126cbe93daab10e045092b9d8dcb6bce0fa08a649fa452511e7657a3bf3ea4b945671a64bf3cc25790932cfa96158c6c7c0495243b304989b62779ce275c3a5fd1
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Filesize
366KB
MD58db0248b3c68fdc4b5bd819c37f648bd
SHA121707d54ab2891486de189b6bea7b0f11b067c06
SHA256007480103a081b07083be8d81436da3bbc55ba7dc8a48a60873d46d8bea1f427
SHA512a57028f67dca5850a0e5ef11c66be69da3d213c434cab1d1dbb63b3e433c6a3f3804fc71f266b4c2ee36bbecf30f425ea1341c143103f0f5a6cf6e098ae6baf7
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Filesize
366KB
MD58db0248b3c68fdc4b5bd819c37f648bd
SHA121707d54ab2891486de189b6bea7b0f11b067c06
SHA256007480103a081b07083be8d81436da3bbc55ba7dc8a48a60873d46d8bea1f427
SHA512a57028f67dca5850a0e5ef11c66be69da3d213c434cab1d1dbb63b3e433c6a3f3804fc71f266b4c2ee36bbecf30f425ea1341c143103f0f5a6cf6e098ae6baf7