Analysis
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max time kernel
101s -
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
27-03-2023 19:42
Static task
static1
Behavioral task
behavioral1
Sample
6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe
Resource
win10v2004-20230221-en
General
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Target
6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe
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Size
695KB
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MD5
a5b1d56ea8c37bdb4b207446af9cefe2
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SHA1
3a0c20d7d969c393b742d4b02200076a23cc3bb5
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SHA256
6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891
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SHA512
15d75ec167294dda4739df49131e1f3c536a09ad565dc42578ac6878b3a76dd949c32ce4cec97a76e6a983eb0ff205e778997b59df02820eee2df3273572bf5d
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SSDEEP
12288:JMrry90sBZRETxZ176v9m3gfbtplVW1toKKdeZdvPSzzky3JZPKQERWG:KyL7EX1USutpq1tNKdeZdyfkOjlu
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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1383.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1383.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro1383.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1383.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1383.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1383.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/4456-191-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-192-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-194-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-196-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-198-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-200-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-202-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-204-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-206-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-208-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-210-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-212-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-214-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-216-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-218-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-220-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-222-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline behavioral1/memory/4456-224-0x0000000004CE0000-0x0000000004D1F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1584 un094353.exe 2212 pro1383.exe 4456 qu4080.exe 3876 si017892.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 pro1383.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1383.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 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.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\\\"" 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un094353.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\\\"" un094353.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 2212 pro1383.exe 2212 pro1383.exe 4456 qu4080.exe 4456 qu4080.exe 3876 si017892.exe 3876 si017892.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2212 pro1383.exe Token: SeDebugPrivilege 4456 qu4080.exe Token: SeDebugPrivilege 3876 si017892.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4648 wrote to memory of 1584 4648 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe 82 PID 4648 wrote to memory of 1584 4648 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe 82 PID 4648 wrote to memory of 1584 4648 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe 82 PID 1584 wrote to memory of 2212 1584 un094353.exe 83 PID 1584 wrote to memory of 2212 1584 un094353.exe 83 PID 1584 wrote to memory of 2212 1584 un094353.exe 83 PID 1584 wrote to memory of 4456 1584 un094353.exe 87 PID 1584 wrote to memory of 4456 1584 un094353.exe 87 PID 1584 wrote to memory of 4456 1584 un094353.exe 87 PID 4648 wrote to memory of 3876 4648 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe 89 PID 4648 wrote to memory of 3876 4648 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe 89 PID 4648 wrote to memory of 3876 4648 6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe"C:\Users\Admin\AppData\Local\Temp\6dfa510e6856daf7039b613bb587fbcea63846d191b81523dc5882b8342fd891.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4648 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un094353.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un094353.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1383.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1383.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2212
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4080.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4080.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4456
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si017892.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si017892.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3876
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5fcf277ae11a770880d89eee9243bbf89
SHA1822773bfc7308c2a91b654996985bc99dcbd7526
SHA256e8e625a0425bdb781c1c2f910834d5e1c6d18d87a8b2079670536374a5eea196
SHA512f2add41f570fbedff586ff7e471c8195700f42b55383500a6ca30d03f85ef924dd12542aca67ffc406c500539aa3728d339b7370f83cb587193c0215b19debac
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Filesize
175KB
MD5fcf277ae11a770880d89eee9243bbf89
SHA1822773bfc7308c2a91b654996985bc99dcbd7526
SHA256e8e625a0425bdb781c1c2f910834d5e1c6d18d87a8b2079670536374a5eea196
SHA512f2add41f570fbedff586ff7e471c8195700f42b55383500a6ca30d03f85ef924dd12542aca67ffc406c500539aa3728d339b7370f83cb587193c0215b19debac
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Filesize
553KB
MD54c19affd31f38f9a77ced3afff6d341b
SHA1cc29aefac359920ba454378b9d7a3d0e8f171c3c
SHA256106fd91c1ec5d035daed5a6ee7a358298aea7f2ff4a45d681a93f727533d3627
SHA5121792282e508ef357bc005f79d2f40f0f2ec5df7fefbb8cb88b4afdc5faea758e3175fe9855838e85d171e28b36c6cbc72ca5eca60b60c52bcd88b426684472ed
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Filesize
553KB
MD54c19affd31f38f9a77ced3afff6d341b
SHA1cc29aefac359920ba454378b9d7a3d0e8f171c3c
SHA256106fd91c1ec5d035daed5a6ee7a358298aea7f2ff4a45d681a93f727533d3627
SHA5121792282e508ef357bc005f79d2f40f0f2ec5df7fefbb8cb88b4afdc5faea758e3175fe9855838e85d171e28b36c6cbc72ca5eca60b60c52bcd88b426684472ed
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Filesize
308KB
MD54542b8293851f8b387043f7a08c6ed91
SHA1f6dab2688c24e0303f809eeb3dc3cf9d64bc3f7d
SHA256b41a7366cb340558aa713ec18238b85b7b6535205259cee0682491b95eccae80
SHA5122816a095513a298acd438b223610dbe75adb9c9012803e3a89ffe7a245f69be3428bf7b77e6ac98a97b9b8c5e8768cd9d131c4ae1fb07861eab94e921c03883d
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Filesize
308KB
MD54542b8293851f8b387043f7a08c6ed91
SHA1f6dab2688c24e0303f809eeb3dc3cf9d64bc3f7d
SHA256b41a7366cb340558aa713ec18238b85b7b6535205259cee0682491b95eccae80
SHA5122816a095513a298acd438b223610dbe75adb9c9012803e3a89ffe7a245f69be3428bf7b77e6ac98a97b9b8c5e8768cd9d131c4ae1fb07861eab94e921c03883d
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Filesize
366KB
MD5b10d1422cb30ae52539b5455998d3a3d
SHA14df18e56eea5a63be469d8d65b06b9d27213ad65
SHA25604d3d00c1c24391d86d794cd5bb46570834a7b78b21d5b48c17b8f766d849730
SHA512fe3ae75978116d4e9d0bddb56a73503571928bdc56fdab03db41df3b0bc294ca1da9f4c4df3f93b59ab1d5f2fea552d6061546ee766f75fb57111243c1140561
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Filesize
366KB
MD5b10d1422cb30ae52539b5455998d3a3d
SHA14df18e56eea5a63be469d8d65b06b9d27213ad65
SHA25604d3d00c1c24391d86d794cd5bb46570834a7b78b21d5b48c17b8f766d849730
SHA512fe3ae75978116d4e9d0bddb56a73503571928bdc56fdab03db41df3b0bc294ca1da9f4c4df3f93b59ab1d5f2fea552d6061546ee766f75fb57111243c1140561