Analysis
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max time kernel
128s -
max time network
145s -
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 13:05
Static task
static1
Behavioral task
behavioral1
Sample
77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe
Resource
win10v2004-20230221-en
General
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Target
77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe
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Size
685KB
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MD5
207e62fda4c2b75179461d0ef15badef
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SHA1
2f54e2dc2997a73ea23ef33b568df4cac79939c4
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SHA256
77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11
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SHA512
682792739253f08d8ceba03ee8f9155a9d3c6a5da36ea00f7b7fced00eeda24c5b8cd0b7e66fc78dba1a2485f61800064dea5fcf18915cbd776a53f2df046158
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SSDEEP
12288:6Mriy90hz8/u2l5MlpOTzFi6vXpneGO/TmRmRDT9K+d+lBM2aYRD:8yMyXMlGhBeGeSYR3gph5
Malware Config
Extracted
redline
sony
193.233.20.33:4125
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auth_value
1d93d1744381eeb4fcfd7c23ffe0f0b4
Extracted
redline
nice
193.233.20.33:4125
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auth_value
a7371b75699e8bc7c51fb960e8ac9e81
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro4040.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4040.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4040.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4040.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4040.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4040.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/544-192-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-191-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-194-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-196-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-198-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-203-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-206-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-208-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-210-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-212-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-214-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-216-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-218-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-220-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-222-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-224-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-226-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-228-0x00000000029C0000-0x00000000029FE000-memory.dmp family_redline behavioral1/memory/544-1113-0x0000000002A20000-0x0000000002A30000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3360 un758614.exe 1292 pro4040.exe 544 qu2948.exe 3768 si964137.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 pro4040.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4040.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 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.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\\\"" 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un758614.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\\\"" un758614.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 4284 1292 WerFault.exe 87 3312 544 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1292 pro4040.exe 1292 pro4040.exe 544 qu2948.exe 544 qu2948.exe 3768 si964137.exe 3768 si964137.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1292 pro4040.exe Token: SeDebugPrivilege 544 qu2948.exe Token: SeDebugPrivilege 3768 si964137.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1756 wrote to memory of 3360 1756 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe 86 PID 1756 wrote to memory of 3360 1756 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe 86 PID 1756 wrote to memory of 3360 1756 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe 86 PID 3360 wrote to memory of 1292 3360 un758614.exe 87 PID 3360 wrote to memory of 1292 3360 un758614.exe 87 PID 3360 wrote to memory of 1292 3360 un758614.exe 87 PID 3360 wrote to memory of 544 3360 un758614.exe 93 PID 3360 wrote to memory of 544 3360 un758614.exe 93 PID 3360 wrote to memory of 544 3360 un758614.exe 93 PID 1756 wrote to memory of 3768 1756 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe 96 PID 1756 wrote to memory of 3768 1756 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe 96 PID 1756 wrote to memory of 3768 1756 77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe"C:\Users\Admin\AppData\Local\Temp\77558655bd894f570f958a9df8636b6e0f83468ef15814571d7cb85759bc5a11.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un758614.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un758614.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3360 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4040.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4040.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1292 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1292 -s 10884⤵
- Program crash
PID:4284
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2948.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2948.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:544 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 13484⤵
- Program crash
PID:3312
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si964137.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si964137.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3768
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1292 -ip 12921⤵PID:4680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 544 -ip 5441⤵PID:1660
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5bd56585b15b11fa5d1bec6299b189baf
SHA1031022ed0cae09573a11f0c37bf8d8c8bb75f9b9
SHA256d810f948f8c8058cba5b9e4e7ed825b724e4cd4e874200a04013ad57b2f78e57
SHA51230b145c9f8a6ae9d7dade18ff7a14313d6d905bb22733f185202263fbd8a132603109b48617514291cb8f03be613fd202f18e027fcad4ddd4e6efae3ebc02607
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Filesize
175KB
MD5bd56585b15b11fa5d1bec6299b189baf
SHA1031022ed0cae09573a11f0c37bf8d8c8bb75f9b9
SHA256d810f948f8c8058cba5b9e4e7ed825b724e4cd4e874200a04013ad57b2f78e57
SHA51230b145c9f8a6ae9d7dade18ff7a14313d6d905bb22733f185202263fbd8a132603109b48617514291cb8f03be613fd202f18e027fcad4ddd4e6efae3ebc02607
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Filesize
543KB
MD556fa7d4f5e8942efdd7e5442f1112ec9
SHA15bf1eb8fac66754312ab2ab236d6e5b4bb0bd2c8
SHA2563b41c806278163d4c90dd9574c27a6d70c47831ad0ef0bb9e2073c0908a619ba
SHA5129dd8dfabd55cc5fe361db465a7f03aec4569484c3d3a01a336c011213635ed6bdc4bd88ab11b77e8e13a1821c0b7189fab65d06aae29a111c0e365e2bb46d62b
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Filesize
543KB
MD556fa7d4f5e8942efdd7e5442f1112ec9
SHA15bf1eb8fac66754312ab2ab236d6e5b4bb0bd2c8
SHA2563b41c806278163d4c90dd9574c27a6d70c47831ad0ef0bb9e2073c0908a619ba
SHA5129dd8dfabd55cc5fe361db465a7f03aec4569484c3d3a01a336c011213635ed6bdc4bd88ab11b77e8e13a1821c0b7189fab65d06aae29a111c0e365e2bb46d62b
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Filesize
292KB
MD521678b117b23b1b2fda796d5ff647f41
SHA146823263d523028daaa3442f88a9d407a7939332
SHA25693c53fa8ae7d0916f10e5cf958ba23c904f10993e345af7622a38b02521a2eb4
SHA512e71e7393aeac89c3781f349ee5e3c13dcd16e78e6f28f7e68c6234e6275f099f1b2f3f7d4021dbf4b951fd32942cec2783c4e6c343bf62248c4a254152dbd489
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Filesize
292KB
MD521678b117b23b1b2fda796d5ff647f41
SHA146823263d523028daaa3442f88a9d407a7939332
SHA25693c53fa8ae7d0916f10e5cf958ba23c904f10993e345af7622a38b02521a2eb4
SHA512e71e7393aeac89c3781f349ee5e3c13dcd16e78e6f28f7e68c6234e6275f099f1b2f3f7d4021dbf4b951fd32942cec2783c4e6c343bf62248c4a254152dbd489
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Filesize
350KB
MD50010030ef8fdb9c1c8b934634241b99c
SHA1f2cfbbab7f01efb53cab45ed6abe003d6269a706
SHA256d48a5bb1494a202838a20d11de2997f54bbc148748f5918d8aec3594b07220bd
SHA5124439fc166518f43997e41c0bd64ecf8a66b36d404562b2bf1a1a3dfc15476e6959f0656260e5ca6ae69b4401aa8a752bf3deef6a89099940a98040983a3edea0
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Filesize
350KB
MD50010030ef8fdb9c1c8b934634241b99c
SHA1f2cfbbab7f01efb53cab45ed6abe003d6269a706
SHA256d48a5bb1494a202838a20d11de2997f54bbc148748f5918d8aec3594b07220bd
SHA5124439fc166518f43997e41c0bd64ecf8a66b36d404562b2bf1a1a3dfc15476e6959f0656260e5ca6ae69b4401aa8a752bf3deef6a89099940a98040983a3edea0