Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2023, 19:15
Static task
static1
Behavioral task
behavioral1
Sample
db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe
Resource
win10v2004-20230221-en
General
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Target
db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe
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Size
716KB
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MD5
5706a585aa467809a6af5333d620dc50
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SHA1
a9a0f6f20620d1665ac6d826046655b03f96af81
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SHA256
db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c
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SHA512
cb132d61c9ba0dc3432c8062691ddd1e7fc5bb1766ec6845d40e381f34b503a806e3d6292c421682517157e2f88faa3591123d993f781f47b89071e0874e8f06
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SSDEEP
12288:LMrIy90D1i85P0EOJiY2DfNaaEnM5sCEurisy4pPSx1+4yhL6/ENdHtBIwGf7S:Tyw1j5cE+i/ptsCKkpqx1W0E+zS
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Extracted
redline
misha
193.56.146.11:4173
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auth_value
e17e441c954db214b94a603a7b0b1aea
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r0504TY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r0504TY.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r0504TY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r0504TY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r0504TY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r0504TY.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/4024-191-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-193-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-197-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-199-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-201-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-203-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-205-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-207-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-209-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-211-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-213-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-215-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-217-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-219-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-221-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-223-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-225-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline behavioral1/memory/4024-227-0x0000000005080000-0x00000000050BE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1992 ycDO0282vm.exe 4648 r0504TY.exe 4024 w48RP92.exe 696 xdgoD70.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\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r0504TY.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r0504TY.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" ycDO0282vm.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.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\\\"" db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ycDO0282vm.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 3288 4648 WerFault.exe 85 3204 4024 WerFault.exe 94 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4648 r0504TY.exe 4648 r0504TY.exe 4024 w48RP92.exe 4024 w48RP92.exe 696 xdgoD70.exe 696 xdgoD70.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4648 r0504TY.exe Token: SeDebugPrivilege 4024 w48RP92.exe Token: SeDebugPrivilege 696 xdgoD70.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4548 wrote to memory of 1992 4548 db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe 84 PID 4548 wrote to memory of 1992 4548 db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe 84 PID 4548 wrote to memory of 1992 4548 db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe 84 PID 1992 wrote to memory of 4648 1992 ycDO0282vm.exe 85 PID 1992 wrote to memory of 4648 1992 ycDO0282vm.exe 85 PID 1992 wrote to memory of 4648 1992 ycDO0282vm.exe 85 PID 1992 wrote to memory of 4024 1992 ycDO0282vm.exe 94 PID 1992 wrote to memory of 4024 1992 ycDO0282vm.exe 94 PID 1992 wrote to memory of 4024 1992 ycDO0282vm.exe 94 PID 4548 wrote to memory of 696 4548 db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe 104 PID 4548 wrote to memory of 696 4548 db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe 104 PID 4548 wrote to memory of 696 4548 db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe"C:\Users\Admin\AppData\Local\Temp\db4a2256fdfde871124c47b443ecf966e4b4d7c86a00dd83d04cb0621ff5782c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycDO0282vm.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycDO0282vm.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0504TY.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r0504TY.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 10804⤵
- Program crash
PID:3288
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w48RP92.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\w48RP92.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4024 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 21164⤵
- Program crash
PID:3204
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xdgoD70.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xdgoD70.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:696
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4648 -ip 46481⤵PID:4912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4024 -ip 40241⤵PID:656
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD5fb6b1dfc1d31819df66b4eba004f4f1e
SHA18fb4085acc6bdac0c653130d20ccf87dc0a4bc16
SHA2564a8cf958110e605398244c588878680f5f367bf064573a69fded3f4ca70c7549
SHA512270f0208fac6330d413709de2f1aa348f20e434bb70b886a96e7db87f74607c9dcbee92b458ea375ca9d22a89af46b31655b84d6f26fac3d12e63f8242d41f3a
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Filesize
175KB
MD5fb6b1dfc1d31819df66b4eba004f4f1e
SHA18fb4085acc6bdac0c653130d20ccf87dc0a4bc16
SHA2564a8cf958110e605398244c588878680f5f367bf064573a69fded3f4ca70c7549
SHA512270f0208fac6330d413709de2f1aa348f20e434bb70b886a96e7db87f74607c9dcbee92b458ea375ca9d22a89af46b31655b84d6f26fac3d12e63f8242d41f3a
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Filesize
572KB
MD5b255ffa6f9c986bbeb532ca1594b4cbe
SHA1ed4437fd9746b2c928ea1a3c6ad60499957baa7d
SHA256f922b55cf7ce126cab2680d31c4c86a04a7501a5b9893daf6735b2d783aad73c
SHA512ab3b72e34dfd1f99ec77171a608aed3844b273e226daadcaecf75efa6455457939b2b8c6ec78adf147b861caa40a57e2939573276d9115591c1538d29368230c
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Filesize
572KB
MD5b255ffa6f9c986bbeb532ca1594b4cbe
SHA1ed4437fd9746b2c928ea1a3c6ad60499957baa7d
SHA256f922b55cf7ce126cab2680d31c4c86a04a7501a5b9893daf6735b2d783aad73c
SHA512ab3b72e34dfd1f99ec77171a608aed3844b273e226daadcaecf75efa6455457939b2b8c6ec78adf147b861caa40a57e2939573276d9115591c1538d29368230c
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Filesize
363KB
MD55f9106c1a4ae0150887ac3eadc521f31
SHA1b7c59f033e09829e70ebf380ef9c33aff98d2bf4
SHA256ddda2d12c18f4944b44af8c6bb030ae608060d087483c423acf217c4c4ed5411
SHA51280ab71ecb332f2316abf7cb73c4811bf2162c2e95fc0670fcd8d26370158e2b2f342328ece12e9edeed90a7568d24d0048bdb9ee3ea928fd80d1499851c5caf3
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Filesize
363KB
MD55f9106c1a4ae0150887ac3eadc521f31
SHA1b7c59f033e09829e70ebf380ef9c33aff98d2bf4
SHA256ddda2d12c18f4944b44af8c6bb030ae608060d087483c423acf217c4c4ed5411
SHA51280ab71ecb332f2316abf7cb73c4811bf2162c2e95fc0670fcd8d26370158e2b2f342328ece12e9edeed90a7568d24d0048bdb9ee3ea928fd80d1499851c5caf3
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Filesize
365KB
MD569fb73e283630210dcb0e9b400a1ee4c
SHA1f746b5f15ebf476579d0705720ab4daec3306e41
SHA2569cda3093dddacbd05e0e9c8ce7320c73320ff2ea4b66ca3578b5b4fd9dc80fe2
SHA512ee9062a2b4a2ece85c000e369dd1bc1815ce159c87235cba0e36e7a26f7548c28d4c6dfe9a10b22addbe7b1f8c2cd9972446925a5e57fa0644d9c617cda1784f
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Filesize
365KB
MD569fb73e283630210dcb0e9b400a1ee4c
SHA1f746b5f15ebf476579d0705720ab4daec3306e41
SHA2569cda3093dddacbd05e0e9c8ce7320c73320ff2ea4b66ca3578b5b4fd9dc80fe2
SHA512ee9062a2b4a2ece85c000e369dd1bc1815ce159c87235cba0e36e7a26f7548c28d4c6dfe9a10b22addbe7b1f8c2cd9972446925a5e57fa0644d9c617cda1784f