Analysis
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max time kernel
126s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2023, 22:30
Static task
static1
Behavioral task
behavioral1
Sample
ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe
Resource
win10v2004-20230220-en
General
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Target
ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe
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Size
544KB
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MD5
b638849497717742af38ecb3ac2d6774
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SHA1
f012da93cf4fa81bcf08f936bc03190b9e52e9d7
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SHA256
ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9
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SHA512
d6cc98eb89dab58c261ab03479f0abf86eecedc681803c6eeb1a6164c8a5c79a72f38168b6c0d091610f7e3121976b55f249eb5ff0c72b3d3dd97f950a252940
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SSDEEP
12288:6Mryy90kkrsPnFAG3x/vhHmQfC0OR2oqgUCMLNwG4UJ6CF6hbk3w:EyBfFA05JH0VHMZeWEbew
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
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auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1245.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1245.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 34 IoCs
resource yara_rule behavioral1/memory/3952-155-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-156-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-158-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-160-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-162-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-164-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-166-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-168-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-170-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-172-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-174-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-176-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-178-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-180-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-183-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-187-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-189-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-191-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-193-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-195-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-197-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-199-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-201-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-203-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-205-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-207-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-209-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-211-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-213-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-215-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-217-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-219-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-221-0x0000000004CD0000-0x0000000004D0E000-memory.dmp family_redline behavioral1/memory/3952-1074-0x0000000004E80000-0x0000000004E90000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1748 unio1301.exe 1540 pro1245.exe 3952 qu4488.exe 3732 si126176.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" pro1245.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\\\"" ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio1301.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\\\"" unio1301.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4632 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2376 3952 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1540 pro1245.exe 1540 pro1245.exe 3952 qu4488.exe 3952 qu4488.exe 3732 si126176.exe 3732 si126176.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1540 pro1245.exe Token: SeDebugPrivilege 3952 qu4488.exe Token: SeDebugPrivilege 3732 si126176.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4876 wrote to memory of 1748 4876 ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe 85 PID 4876 wrote to memory of 1748 4876 ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe 85 PID 4876 wrote to memory of 1748 4876 ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe 85 PID 1748 wrote to memory of 1540 1748 unio1301.exe 86 PID 1748 wrote to memory of 1540 1748 unio1301.exe 86 PID 1748 wrote to memory of 3952 1748 unio1301.exe 90 PID 1748 wrote to memory of 3952 1748 unio1301.exe 90 PID 1748 wrote to memory of 3952 1748 unio1301.exe 90 PID 4876 wrote to memory of 3732 4876 ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe 93 PID 4876 wrote to memory of 3732 4876 ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe 93 PID 4876 wrote to memory of 3732 4876 ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe"C:\Users\Admin\AppData\Local\Temp\ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1301.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1301.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1245.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1245.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1540
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4488.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4488.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 13484⤵
- Program crash
PID:2376
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si126176.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si126176.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3732
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3952 -ip 39521⤵PID:3112
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:4632
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
402KB
MD5899e94310f6751ffe66b1e75157aad79
SHA12e8a2bcd94b3e8d1246c48b9e098a9f502ec50f9
SHA2567f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3
SHA512819d0642290aca74fb4d0ffe6e439e3deb616bf89aaf173c9ba0a3262f1ad4bebd71b69497b6a0c17ba1fdd04f3748177918de15568af9c2e1c4a4df29c7c472
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Filesize
402KB
MD5899e94310f6751ffe66b1e75157aad79
SHA12e8a2bcd94b3e8d1246c48b9e098a9f502ec50f9
SHA2567f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3
SHA512819d0642290aca74fb4d0ffe6e439e3deb616bf89aaf173c9ba0a3262f1ad4bebd71b69497b6a0c17ba1fdd04f3748177918de15568af9c2e1c4a4df29c7c472
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
349KB
MD57e7a03cf42d006bbc4c6c32915eda4e9
SHA175e740e781f661c8dbf517197d9cda1f4e513124
SHA256471c87ab231425fc404b9ca515e49f200b2c360d263716a097235e561aad4cd4
SHA512942b8ceb31698963d95963ea101eab95b31a7146b0e3684d869a3bb6665e58d2c1c8cf78911c87777d83817671f164357069ac1b56c27cb4e3374d0053d41345
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Filesize
349KB
MD57e7a03cf42d006bbc4c6c32915eda4e9
SHA175e740e781f661c8dbf517197d9cda1f4e513124
SHA256471c87ab231425fc404b9ca515e49f200b2c360d263716a097235e561aad4cd4
SHA512942b8ceb31698963d95963ea101eab95b31a7146b0e3684d869a3bb6665e58d2c1c8cf78911c87777d83817671f164357069ac1b56c27cb4e3374d0053d41345