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Analysis
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max time kernel
51s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2023, 04:23
Static task
static1
Behavioral task
behavioral1
Sample
f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe
Resource
win10v2004-20230220-en
General
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Target
f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe
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Size
674KB
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MD5
425fd6301033c70fd49857b065a9d956
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SHA1
d8cc8504a0dc0f4704e9da605c98d685b447d545
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SHA256
f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95
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SHA512
88147d2ae70b582c2643b24923f89e38a6632c198f05ecb0f12a06804330aa8cadcf24d0b159186f23178e42ac2a6566f42104c2ba20abbd4e4bb1dac38cc88d
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SSDEEP
12288:eMrcy90XBbpT79mE1V5PzHxg3WcTBczyxrhuCuXI42jg9hLWPqyZJjB:Oy8hhhB1V5PzHujNNF42jTSyvjB
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\DisableScanOnRealtimeEnable = "1" pro6991.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro6991.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6991.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6991.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6991.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6991.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/1372-194-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-195-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-197-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-199-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-201-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-203-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-205-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-207-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-209-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-213-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-211-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-215-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-217-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-219-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-221-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-223-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-225-0x0000000004330000-0x000000000436F000-memory.dmp family_redline behavioral1/memory/1372-227-0x0000000004330000-0x000000000436F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4912 un597067.exe 4200 pro6991.exe 1372 qu8755.exe 3004 si882376.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 pro6991.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6991.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 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.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\\\"" f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un597067.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\\\"" un597067.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 1148 4200 WerFault.exe 84 3468 1372 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4200 pro6991.exe 4200 pro6991.exe 1372 qu8755.exe 1372 qu8755.exe 3004 si882376.exe 3004 si882376.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4200 pro6991.exe Token: SeDebugPrivilege 1372 qu8755.exe Token: SeDebugPrivilege 3004 si882376.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2076 wrote to memory of 4912 2076 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe 83 PID 2076 wrote to memory of 4912 2076 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe 83 PID 2076 wrote to memory of 4912 2076 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe 83 PID 4912 wrote to memory of 4200 4912 un597067.exe 84 PID 4912 wrote to memory of 4200 4912 un597067.exe 84 PID 4912 wrote to memory of 4200 4912 un597067.exe 84 PID 4912 wrote to memory of 1372 4912 un597067.exe 90 PID 4912 wrote to memory of 1372 4912 un597067.exe 90 PID 4912 wrote to memory of 1372 4912 un597067.exe 90 PID 2076 wrote to memory of 3004 2076 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe 94 PID 2076 wrote to memory of 3004 2076 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe 94 PID 2076 wrote to memory of 3004 2076 f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe"C:\Users\Admin\AppData\Local\Temp\f4d6e9f39910fc36797c5f6b42a2e51cf0bfaef5660c982402f628640abdbb95.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un597067.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un597067.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4912 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6991.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6991.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4200 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 10804⤵
- Program crash
PID:1148
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8755.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8755.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1372 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 13444⤵
- Program crash
PID:3468
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si882376.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si882376.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4200 -ip 42001⤵PID:4436
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1372 -ip 13721⤵PID:3760
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
176KB
MD54086cca94ce932e90d085b65a920707a
SHA19851e4bb3c55d0f86b7d12bcf3fea50e19cd4a45
SHA256a15c94098c20f8690d32e1b742b1eb19ba1673d4cdc9fe8a3c64a9cb69917891
SHA5129f59164142d51d8004b6c76e56cd2a1afe8d3f1d64070e206386f896909da325211a4a80951c7638adc09a4d5bf90069456736c2029aa4dd42498877377b2e21
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Filesize
176KB
MD54086cca94ce932e90d085b65a920707a
SHA19851e4bb3c55d0f86b7d12bcf3fea50e19cd4a45
SHA256a15c94098c20f8690d32e1b742b1eb19ba1673d4cdc9fe8a3c64a9cb69917891
SHA5129f59164142d51d8004b6c76e56cd2a1afe8d3f1d64070e206386f896909da325211a4a80951c7638adc09a4d5bf90069456736c2029aa4dd42498877377b2e21
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Filesize
533KB
MD57da8cb3775cd885caec803ca62a74364
SHA133c5c29707fbaa2807b713811a304307bbf921ac
SHA256ca0fa59d32addf3f9bff5ce043ce956120f3f0cc6e23fa3c651c22e5bccc3135
SHA51295af227da55b2f0b1cd5693a5ee529fc2bc27c166ae824a48aaaa67572d5ae9a8b24f12b1fabde3777e763bf3749b2f833fe428b2db7b39ea925ca6fae23d219
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Filesize
533KB
MD57da8cb3775cd885caec803ca62a74364
SHA133c5c29707fbaa2807b713811a304307bbf921ac
SHA256ca0fa59d32addf3f9bff5ce043ce956120f3f0cc6e23fa3c651c22e5bccc3135
SHA51295af227da55b2f0b1cd5693a5ee529fc2bc27c166ae824a48aaaa67572d5ae9a8b24f12b1fabde3777e763bf3749b2f833fe428b2db7b39ea925ca6fae23d219
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Filesize
376KB
MD5c2fc7f54e770ba60d10de24efd25dcb2
SHA1e70181172bbf4f8b3e44b8ab3ce39e631175ed72
SHA256eedb06d4a27c5bc86ccb3bfffe7e422a5793722e17d44c0dde4fb7bdbc5ec34d
SHA512d1929d8d74c64e304d478a81eefc8653ad95c53a8d73310463e283617af37bee68f291f0acbec16c2d212464f0660bf5a217f0a03668e2c0c838cb10953ffc5c
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Filesize
376KB
MD5c2fc7f54e770ba60d10de24efd25dcb2
SHA1e70181172bbf4f8b3e44b8ab3ce39e631175ed72
SHA256eedb06d4a27c5bc86ccb3bfffe7e422a5793722e17d44c0dde4fb7bdbc5ec34d
SHA512d1929d8d74c64e304d478a81eefc8653ad95c53a8d73310463e283617af37bee68f291f0acbec16c2d212464f0660bf5a217f0a03668e2c0c838cb10953ffc5c
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Filesize
435KB
MD5ddc8d7b6724e233909ebd1cf411892b2
SHA1b284c7cbaacfbd040bea5dbce61274994f5ee4b4
SHA256be014b19afa06cd795d26392ac311598c901f1fbd87dee25d5d76108b9317bc9
SHA512693ccafc6a6aa6153bd7336d60496b75baa7782ebc9be2bfc7ab7138564da5aeded549f7a1bf7ed0b702c89443f2a5cbb31ec77df9b4e4af599e3809847ba6dc
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Filesize
435KB
MD5ddc8d7b6724e233909ebd1cf411892b2
SHA1b284c7cbaacfbd040bea5dbce61274994f5ee4b4
SHA256be014b19afa06cd795d26392ac311598c901f1fbd87dee25d5d76108b9317bc9
SHA512693ccafc6a6aa6153bd7336d60496b75baa7782ebc9be2bfc7ab7138564da5aeded549f7a1bf7ed0b702c89443f2a5cbb31ec77df9b4e4af599e3809847ba6dc