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Analysis
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max time kernel
50s -
max time network
177s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
04/03/2023, 04:48
Static task
static1
Behavioral task
behavioral1
Sample
7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe
Resource
win10-20230220-en
General
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Target
7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe
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Size
546KB
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MD5
0f062aba922cd4ad2a6042fa0b728cbc
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SHA1
1441bd1f1312f6b6745f4d9e6e3e82fb3b5c1899
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SHA256
7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7
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SHA512
ce219bf1e83ceccc9ad0c633166b84009d22fc5281ba59943c563d7a639a13f6c295c893940803948715498acf349a0355d7258b5bff136854428d841fa3be05
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SSDEEP
6144:KXy+bnr+2p0yN90QELOSwbSU3feGIeUT7vXyjz6lGh1CIaE/b4756MmOPeR7J4BX:RMrey909U6ecub/TctLfs7eKb+
Malware Config
Extracted
redline
stek
melevv.eu:4162
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auth_value
4205381daf6946b2df5fe3bc7eacc918
Extracted
redline
fomich
melevv.eu:4162
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auth_value
b018e52ac946001794d8b8c23e901859
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw68Zb87qZ00.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw68Zb87qZ00.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw68Zb87qZ00.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw68Zb87qZ00.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw68Zb87qZ00.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral2/memory/5016-141-0x0000000004D70000-0x0000000004DB6000-memory.dmp family_redline behavioral2/memory/5016-143-0x0000000004DF0000-0x0000000004E34000-memory.dmp family_redline behavioral2/memory/5016-149-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-148-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-151-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-153-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-155-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-157-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-159-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-161-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-163-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-165-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-167-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-169-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-171-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-173-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-175-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-177-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-179-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-181-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-183-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-185-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-187-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-189-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-191-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-193-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-195-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-197-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-199-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-201-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-203-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-205-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-207-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-209-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline behavioral2/memory/5016-211-0x0000000004DF0000-0x0000000004E2E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2684 vOf6567TC.exe 3196 sw68Zb87qZ00.exe 5016 tSG17Iy78.exe 3632 uiD98en43.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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw68Zb87qZ00.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 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\\\"" 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce vOf6567TC.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\\\"" vOf6567TC.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.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 3196 sw68Zb87qZ00.exe 3196 sw68Zb87qZ00.exe 5016 tSG17Iy78.exe 5016 tSG17Iy78.exe 3632 uiD98en43.exe 3632 uiD98en43.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3196 sw68Zb87qZ00.exe Token: SeDebugPrivilege 5016 tSG17Iy78.exe Token: SeDebugPrivilege 3632 uiD98en43.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2484 wrote to memory of 2684 2484 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe 66 PID 2484 wrote to memory of 2684 2484 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe 66 PID 2484 wrote to memory of 2684 2484 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe 66 PID 2684 wrote to memory of 3196 2684 vOf6567TC.exe 67 PID 2684 wrote to memory of 3196 2684 vOf6567TC.exe 67 PID 2684 wrote to memory of 5016 2684 vOf6567TC.exe 68 PID 2684 wrote to memory of 5016 2684 vOf6567TC.exe 68 PID 2684 wrote to memory of 5016 2684 vOf6567TC.exe 68 PID 2484 wrote to memory of 3632 2484 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe 70 PID 2484 wrote to memory of 3632 2484 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe 70 PID 2484 wrote to memory of 3632 2484 7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe"C:\Users\Admin\AppData\Local\Temp\7bca9b8c64ac05d8e80ddd2dc5d21f4c3cf4e3b843841b2aaa7c1a1fd80889f7.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2484 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vOf6567TC.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vOf6567TC.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw68Zb87qZ00.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw68Zb87qZ00.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3196
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tSG17Iy78.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tSG17Iy78.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5016
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uiD98en43.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uiD98en43.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3632
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5bb710ce563a13dc8119d4be9cacd2689
SHA1d40b414f386452411cdecbb11c9367d5f07a88d1
SHA256a721e7f1d6d4db48fa3eb799f9045a1a037288eba1ebe572e2cfcd16ab1e10ad
SHA512a1bdbf6699772650a136b0a511d5c5fc74612b05f51a35768ac5c65f626772782759cfd73fb67bb1d4c447e07575cafc7002e8950fa44d66088cb379f0cb85ab
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Filesize
175KB
MD5bb710ce563a13dc8119d4be9cacd2689
SHA1d40b414f386452411cdecbb11c9367d5f07a88d1
SHA256a721e7f1d6d4db48fa3eb799f9045a1a037288eba1ebe572e2cfcd16ab1e10ad
SHA512a1bdbf6699772650a136b0a511d5c5fc74612b05f51a35768ac5c65f626772782759cfd73fb67bb1d4c447e07575cafc7002e8950fa44d66088cb379f0cb85ab
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Filesize
401KB
MD50c50c506f9525f9b0624e489295171aa
SHA151836cc206fbb2afeafbdeb6ba13cff242a9aece
SHA256a115de0945d352775a5ae8ef35d5d5dde29c08d64281325ac219164494095d1f
SHA512df39066512ce12985187a9556fda81f7136bc7ceab2b61bfae84dd15d707a43cbf23e0e7cabbbfd5ea03347b1f121396ee597143b5494b03d7e426d9af6c4b99
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Filesize
401KB
MD50c50c506f9525f9b0624e489295171aa
SHA151836cc206fbb2afeafbdeb6ba13cff242a9aece
SHA256a115de0945d352775a5ae8ef35d5d5dde29c08d64281325ac219164494095d1f
SHA512df39066512ce12985187a9556fda81f7136bc7ceab2b61bfae84dd15d707a43cbf23e0e7cabbbfd5ea03347b1f121396ee597143b5494b03d7e426d9af6c4b99
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Filesize
17KB
MD57fe02fc5aea90ae9c78e208d31fb1a48
SHA134eaf5768b936292efe34a866b2f45cd3f60dad5
SHA256811fd30d3e9b1cc21222a9243592d3d88e3e13e0ea3c891297e407e62dcf4ac3
SHA5123d30514b6dad43950bf3a817ba7dd487d185ce751128efe55a8b65728f31baa206d3d70159a10ed03b96da53b52b6f02e4d48164232277334af85ce942d22a8f
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Filesize
17KB
MD57fe02fc5aea90ae9c78e208d31fb1a48
SHA134eaf5768b936292efe34a866b2f45cd3f60dad5
SHA256811fd30d3e9b1cc21222a9243592d3d88e3e13e0ea3c891297e407e62dcf4ac3
SHA5123d30514b6dad43950bf3a817ba7dd487d185ce751128efe55a8b65728f31baa206d3d70159a10ed03b96da53b52b6f02e4d48164232277334af85ce942d22a8f
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Filesize
377KB
MD5f1ee2f9260487ebcd921054e948b7c77
SHA1653a941f90804cc68f78db483e0c0e559b1eefb7
SHA25653d391e42f7a8a701906e246d5ed87be400f65f779e4689a448d0497adaf8df9
SHA512ece3849635baa6ef692dec38f3415d566f6419ffb4854043c60708578f748a3f2112360e3794d9e3f5a64e8feaf26b6f0a17efcd852d009d3a7063cde9895222
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Filesize
377KB
MD5f1ee2f9260487ebcd921054e948b7c77
SHA1653a941f90804cc68f78db483e0c0e559b1eefb7
SHA25653d391e42f7a8a701906e246d5ed87be400f65f779e4689a448d0497adaf8df9
SHA512ece3849635baa6ef692dec38f3415d566f6419ffb4854043c60708578f748a3f2112360e3794d9e3f5a64e8feaf26b6f0a17efcd852d009d3a7063cde9895222