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Analysis
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max time kernel
84s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01/04/2023, 09:35
Static task
static1
Behavioral task
behavioral1
Sample
3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe
Resource
win10v2004-20230220-en
General
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Target
3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe
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Size
658KB
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MD5
7324c52951ce32839f976d0ccb9f65aa
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SHA1
87f1f1dcc4965d625f517bb8819b3146e6e715ff
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SHA256
3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9
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SHA512
24ec3cea01c8a3a72ec1bd737188aa5bba72d9337a9d98a69624cf553e6fe9b35e9e6297d3a115730bd81392a5294dac91ccf11f94e736ed133c1df56527216d
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SSDEEP
12288:EMroy90KJmH1cHJ4RMWVFWkRHyKd1ETthw4Ivs4OyfRPbWh:8yC144TvRHdith1GTbWh
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1425.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1425.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1425.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1425.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1425.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro1425.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/4568-189-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-190-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-192-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-196-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-194-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-198-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-204-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-200-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-206-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-208-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-210-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-212-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-214-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-216-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-218-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-220-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-222-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline behavioral1/memory/4568-224-0x0000000004DD0000-0x0000000004E0F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4932 un376497.exe 2632 pro1425.exe 4568 qu1977.exe 4336 si066052.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 pro1425.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1425.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 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.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\\\"" 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un376497.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\\\"" un376497.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 3640 2632 WerFault.exe 89 2748 4568 WerFault.exe 95 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2632 pro1425.exe 2632 pro1425.exe 4568 qu1977.exe 4568 qu1977.exe 4336 si066052.exe 4336 si066052.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2632 pro1425.exe Token: SeDebugPrivilege 4568 qu1977.exe Token: SeDebugPrivilege 4336 si066052.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2212 wrote to memory of 4932 2212 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe 88 PID 2212 wrote to memory of 4932 2212 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe 88 PID 2212 wrote to memory of 4932 2212 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe 88 PID 4932 wrote to memory of 2632 4932 un376497.exe 89 PID 4932 wrote to memory of 2632 4932 un376497.exe 89 PID 4932 wrote to memory of 2632 4932 un376497.exe 89 PID 4932 wrote to memory of 4568 4932 un376497.exe 95 PID 4932 wrote to memory of 4568 4932 un376497.exe 95 PID 4932 wrote to memory of 4568 4932 un376497.exe 95 PID 2212 wrote to memory of 4336 2212 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe 102 PID 2212 wrote to memory of 4336 2212 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe 102 PID 2212 wrote to memory of 4336 2212 3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe"C:\Users\Admin\AppData\Local\Temp\3d447ca937d04ccffee9499f15ecc4efcc7a36b1cc792eacbbced1cd0c92bde9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un376497.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un376497.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1425.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1425.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 10804⤵
- Program crash
PID:3640
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1977.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1977.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4568 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 13324⤵
- Program crash
PID:2748
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si066052.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si066052.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2632 -ip 26321⤵PID:2796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4568 -ip 45681⤵PID:640
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
176KB
MD5ac62df0a7f68014070ae6857ecbdf9d8
SHA18cffd8efc639de0c4c8202c1a6a97449be856418
SHA25663939126922d9035b7df15949642b30df5f2de72c8815bfed28db674f21741dc
SHA5126cd6ee2c851085580ca1f62c3f93327b3dc3bc642a106c6f9ccaa4c9c302390245db2fd6df55b225f3b604d79abc46ae9d1102f34c6a0957a1518b3126fcf0d5
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Filesize
176KB
MD5ac62df0a7f68014070ae6857ecbdf9d8
SHA18cffd8efc639de0c4c8202c1a6a97449be856418
SHA25663939126922d9035b7df15949642b30df5f2de72c8815bfed28db674f21741dc
SHA5126cd6ee2c851085580ca1f62c3f93327b3dc3bc642a106c6f9ccaa4c9c302390245db2fd6df55b225f3b604d79abc46ae9d1102f34c6a0957a1518b3126fcf0d5
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Filesize
516KB
MD5b682cc9de05d34756937fb4d8b641c13
SHA11085b1287d8e221a789c6420d6e54466b77d856b
SHA25605662b508b664dd682be13387994f2555fccbbaaa90746dcc706f4bc2e2e795d
SHA512dfc0a8d1962a49c373240773d8a842ee65203f5a88f24d4c52507e0f62db5629df38d496e77f4ce85fa0f38499fd736d04483c134541eaeefa29e212841374e7
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Filesize
516KB
MD5b682cc9de05d34756937fb4d8b641c13
SHA11085b1287d8e221a789c6420d6e54466b77d856b
SHA25605662b508b664dd682be13387994f2555fccbbaaa90746dcc706f4bc2e2e795d
SHA512dfc0a8d1962a49c373240773d8a842ee65203f5a88f24d4c52507e0f62db5629df38d496e77f4ce85fa0f38499fd736d04483c134541eaeefa29e212841374e7
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Filesize
284KB
MD55a84d28efdc91627e5bdd50d631b6f2a
SHA1064d97588a6ceb3f5c122d60ed1a7b5df6626f25
SHA2563bd643ef97436364ff28a54f39c11e8e4aee7de6961117c06212b3cafeecb2ee
SHA512be7ed06632adf9c30d07c2af65b8db183a5e97f55da7dfdc896a81ec3844340a2f3f0decaf69aded679a238a6597ca7f94edbf8f7b3ccf7f5a931e46c432c69b
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Filesize
284KB
MD55a84d28efdc91627e5bdd50d631b6f2a
SHA1064d97588a6ceb3f5c122d60ed1a7b5df6626f25
SHA2563bd643ef97436364ff28a54f39c11e8e4aee7de6961117c06212b3cafeecb2ee
SHA512be7ed06632adf9c30d07c2af65b8db183a5e97f55da7dfdc896a81ec3844340a2f3f0decaf69aded679a238a6597ca7f94edbf8f7b3ccf7f5a931e46c432c69b
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Filesize
342KB
MD5f0265337de2ce291fc74e1262450318a
SHA1c26eec785e7ebd5cb4251582e8b4d4ee95beee74
SHA256ebe38a00e35644c91fc28e2c8fd2fd6a110fa116ce573974bd70cd93e1701733
SHA51282f3ae9e709c4991a47255172935d507170dadb461e937e8db68a2dbc09bf6aa0a9cb683a6f12c09ef04b4a9c1d61835e9caa45555709e65f0ff420bcd3504bf
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Filesize
342KB
MD5f0265337de2ce291fc74e1262450318a
SHA1c26eec785e7ebd5cb4251582e8b4d4ee95beee74
SHA256ebe38a00e35644c91fc28e2c8fd2fd6a110fa116ce573974bd70cd93e1701733
SHA51282f3ae9e709c4991a47255172935d507170dadb461e937e8db68a2dbc09bf6aa0a9cb683a6f12c09ef04b4a9c1d61835e9caa45555709e65f0ff420bcd3504bf