Analysis
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max time kernel
142s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
21/03/2023, 00:18
Static task
static1
Behavioral task
behavioral1
Sample
27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe
Resource
win10v2004-20230220-en
General
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Target
27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe
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Size
777KB
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MD5
b0ca840032be58893d6b289310d528e5
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SHA1
c4bee24f5e0a3f1a7d8f0d6796b998a67c0381a7
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SHA256
27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd
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SHA512
a8d6cd29212330b69f7bff0f17b1044b8693d659346595cfbca219e022c9f642575628569e777c6f316980aa9613e87b2dccfdf540a9fd72c936f73e1a5108dd
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SSDEEP
24576:Yyyk0u/ywx9sP1hRR6RnzXg7pMgETPCQ:fWQbx9sthX6a9ma
Malware Config
Extracted
redline
gena
193.233.20.30:4125
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auth_value
93c20961cb6b06b2d5781c212db6201e
Extracted
redline
relon
193.233.20.30:4125
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auth_value
17da69809725577b595e217ba006b869
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" qu4208.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro8612.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8612.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection qu4208.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" qu4208.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" qu4208.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" qu4208.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" qu4208.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8612.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8612.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8612.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8612.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/4592-203-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-204-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-206-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-208-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-210-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-212-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-220-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-217-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-222-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-224-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-226-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-228-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-230-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-232-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-234-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-236-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-238-0x0000000002400000-0x000000000243E000-memory.dmp family_redline behavioral1/memory/4592-240-0x0000000002400000-0x000000000243E000-memory.dmp family_redline -
Executes dropped EXE 6 IoCs
pid Process 3688 unio1785.exe 2904 unio2533.exe 2876 pro8612.exe 4452 qu4208.exe 4592 rDC23s05.exe 2056 si113836.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" pro8612.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features qu4208.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" qu4208.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio2533.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" unio2533.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.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\\\"" 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio1785.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\\\"" unio1785.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 3668 4452 WerFault.exe 93 2120 4592 WerFault.exe 99 -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2876 pro8612.exe 2876 pro8612.exe 4452 qu4208.exe 4452 qu4208.exe 4592 rDC23s05.exe 4592 rDC23s05.exe 2056 si113836.exe 2056 si113836.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2876 pro8612.exe Token: SeDebugPrivilege 4452 qu4208.exe Token: SeDebugPrivilege 4592 rDC23s05.exe Token: SeDebugPrivilege 2056 si113836.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2776 wrote to memory of 3688 2776 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe 86 PID 2776 wrote to memory of 3688 2776 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe 86 PID 2776 wrote to memory of 3688 2776 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe 86 PID 3688 wrote to memory of 2904 3688 unio1785.exe 87 PID 3688 wrote to memory of 2904 3688 unio1785.exe 87 PID 3688 wrote to memory of 2904 3688 unio1785.exe 87 PID 2904 wrote to memory of 2876 2904 unio2533.exe 88 PID 2904 wrote to memory of 2876 2904 unio2533.exe 88 PID 2904 wrote to memory of 4452 2904 unio2533.exe 93 PID 2904 wrote to memory of 4452 2904 unio2533.exe 93 PID 2904 wrote to memory of 4452 2904 unio2533.exe 93 PID 3688 wrote to memory of 4592 3688 unio1785.exe 99 PID 3688 wrote to memory of 4592 3688 unio1785.exe 99 PID 3688 wrote to memory of 4592 3688 unio1785.exe 99 PID 2776 wrote to memory of 2056 2776 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe 104 PID 2776 wrote to memory of 2056 2776 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe 104 PID 2776 wrote to memory of 2056 2776 27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe"C:\Users\Admin\AppData\Local\Temp\27b79f81b461f079f8bf82a778db3e851b13b9eb091837dcd0f81b27667479dd.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1785.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1785.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\unio2533.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\unio2533.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pro8612.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pro8612.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2876
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu4208.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu4208.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4452 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 10845⤵
- Program crash
PID:3668
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rDC23s05.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rDC23s05.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4592 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 13484⤵
- Program crash
PID:2120
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si113836.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si113836.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2056
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4452 -ip 44521⤵PID:4880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4592 -ip 45921⤵PID:3204
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD56fbff2d7c9ba7f0a71f02a5c70df9dfc
SHA1003da0075734cd2d7f201c5b0e4779b8e1f33621
SHA256cb56407367a42f61993842b66bcd24993a30c87116313c26d6af9e37bbb1b6b3
SHA51225842b9df4767b16096f2bfcedc9d368a9696e6c6d9c7b2c75987769a5b338ae04b23b1e89f18eef2244e84f04e4acf6af56643a97abfe5b605f66cba0bac27f
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Filesize
175KB
MD56fbff2d7c9ba7f0a71f02a5c70df9dfc
SHA1003da0075734cd2d7f201c5b0e4779b8e1f33621
SHA256cb56407367a42f61993842b66bcd24993a30c87116313c26d6af9e37bbb1b6b3
SHA51225842b9df4767b16096f2bfcedc9d368a9696e6c6d9c7b2c75987769a5b338ae04b23b1e89f18eef2244e84f04e4acf6af56643a97abfe5b605f66cba0bac27f
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Filesize
635KB
MD5aa3b566ac1982f6053aaeef8a2f80f16
SHA10dae4fbbeb6522db5218f17a20d701df1d4cb566
SHA256be4651eaa7abc139590ae527799330a43a4cb9af1b24112ed107c9b423d566eb
SHA512118d687a3a8b3728c5f8e532db00796ed2d0e0304b72fc204a805f400d249b8f3be41bad8d5b48083d24056399bb0a8c5917553075c625230bce49e32a92ec16
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Filesize
635KB
MD5aa3b566ac1982f6053aaeef8a2f80f16
SHA10dae4fbbeb6522db5218f17a20d701df1d4cb566
SHA256be4651eaa7abc139590ae527799330a43a4cb9af1b24112ed107c9b423d566eb
SHA512118d687a3a8b3728c5f8e532db00796ed2d0e0304b72fc204a805f400d249b8f3be41bad8d5b48083d24056399bb0a8c5917553075c625230bce49e32a92ec16
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Filesize
288KB
MD551b55e3bd55930d4c7b0f42abb56a6dc
SHA199cb791e85ad080a63e2d9eb486d19e2d285dbbf
SHA256c39e8ddc6fbf783772b051d42acd427758a8f6c05b98b67f87da23d17ee4a628
SHA51258c89d2dc406d56f3f7101e0feee37b5b9b2e82a2423a3c7796f5d0e3899352e77f951c15bf5b792ce84c31586c2b7d4dbb52256e483afd374b41d6985f9162d
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Filesize
288KB
MD551b55e3bd55930d4c7b0f42abb56a6dc
SHA199cb791e85ad080a63e2d9eb486d19e2d285dbbf
SHA256c39e8ddc6fbf783772b051d42acd427758a8f6c05b98b67f87da23d17ee4a628
SHA51258c89d2dc406d56f3f7101e0feee37b5b9b2e82a2423a3c7796f5d0e3899352e77f951c15bf5b792ce84c31586c2b7d4dbb52256e483afd374b41d6985f9162d
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Filesize
314KB
MD5a18d980cdfe12da66c9bdf1cabbeda6e
SHA140916bfd31f442c29fd82bfaff4c5ebbad1de81a
SHA256cf16c7829411d2b7b3b30088b5fe3d4f520278f5485756f4a968f99c59cfd9d8
SHA512e4cde3be7029f5f1c95ec3092fffc8a6721283746c350c5055485856c13d0a560a354c0453d234df574c1e45c8d8578b149e9be462ef7e14855a4354bcf85181
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Filesize
314KB
MD5a18d980cdfe12da66c9bdf1cabbeda6e
SHA140916bfd31f442c29fd82bfaff4c5ebbad1de81a
SHA256cf16c7829411d2b7b3b30088b5fe3d4f520278f5485756f4a968f99c59cfd9d8
SHA512e4cde3be7029f5f1c95ec3092fffc8a6721283746c350c5055485856c13d0a560a354c0453d234df574c1e45c8d8578b149e9be462ef7e14855a4354bcf85181
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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
230KB
MD5a6d773c50097eb3ff591682954cb41e1
SHA158d4b361412ec90ce2276594679d28716f7248e7
SHA2562e0ef6eafac89e0f0fc0f3847ce4012d01c7b16a2d34b1833f558605d9631561
SHA5123eded0550dd9cd6c591c3755960492ff16a4826dd28d6bf659ac7187993fe3560b6fd74cd72fc8bd0e39eb0968527c1118393333ee73c52d7b43b77dd0f90f49
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Filesize
230KB
MD5a6d773c50097eb3ff591682954cb41e1
SHA158d4b361412ec90ce2276594679d28716f7248e7
SHA2562e0ef6eafac89e0f0fc0f3847ce4012d01c7b16a2d34b1833f558605d9631561
SHA5123eded0550dd9cd6c591c3755960492ff16a4826dd28d6bf659ac7187993fe3560b6fd74cd72fc8bd0e39eb0968527c1118393333ee73c52d7b43b77dd0f90f49