Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 14:07 UTC
Static task
static1
Behavioral task
behavioral1
Sample
d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe
Resource
win10v2004-20241007-en
General
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Target
d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe
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Size
500KB
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MD5
9d5e2bfb284c139da1c6d29647b93fdc
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SHA1
8c64880c081f22da8a5de2b7eb7421ebbcfb7232
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SHA256
d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb
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SHA512
ea6851756e656b1aba0633768dfa880b2032c32f7e5fd8178ed43aa04d26fa1834dcd98d71837432928c1653eb73e61dcd6a50548ca5ea5e7a7a64816153a450
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SSDEEP
12288:vMrVy90YIfLocRdxzezNR315vK8NsTY0cTy:Cy5IfLo2Hz0319CE0Ky
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x000b000000023b78-12.dat healer behavioral1/memory/1384-15-0x0000000000CF0000-0x0000000000CFA000-memory.dmp healer behavioral1/memory/4876-22-0x00000000023F0000-0x000000000240A000-memory.dmp healer behavioral1/memory/4876-24-0x0000000002690000-0x00000000026A8000-memory.dmp healer behavioral1/memory/4876-51-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-48-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-46-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-44-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-42-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-40-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-38-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-36-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-34-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-32-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-30-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-28-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-26-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-25-0x0000000002690000-0x00000000026A2000-memory.dmp healer behavioral1/memory/4876-52-0x0000000002690000-0x00000000026A2000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" exa63xa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" exa63xa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection doF45PU.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" doF45PU.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" doF45PU.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" exa63xa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" exa63xa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" doF45PU.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" doF45PU.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" doF45PU.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection exa63xa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" exa63xa.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023b76-57.dat family_redline behavioral1/memory/5060-59-0x0000000000900000-0x0000000000932000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 2028 nsa13fJ30.exe 1384 doF45PU.exe 4876 exa63xa.exe 5060 fFO93JH.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" doF45PU.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features exa63xa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" exa63xa.exe -
Adds Run key to start application 2 TTPs 2 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\\\"" d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.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\\\"" nsa13fJ30.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 644 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2524 4876 WerFault.exe 96 -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nsa13fJ30.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language exa63xa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fFO93JH.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1384 doF45PU.exe 1384 doF45PU.exe 4876 exa63xa.exe 4876 exa63xa.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1384 doF45PU.exe Token: SeDebugPrivilege 4876 exa63xa.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3768 wrote to memory of 2028 3768 d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe 86 PID 3768 wrote to memory of 2028 3768 d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe 86 PID 3768 wrote to memory of 2028 3768 d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe 86 PID 2028 wrote to memory of 1384 2028 nsa13fJ30.exe 87 PID 2028 wrote to memory of 1384 2028 nsa13fJ30.exe 87 PID 2028 wrote to memory of 4876 2028 nsa13fJ30.exe 96 PID 2028 wrote to memory of 4876 2028 nsa13fJ30.exe 96 PID 2028 wrote to memory of 4876 2028 nsa13fJ30.exe 96 PID 3768 wrote to memory of 5060 3768 d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe 101 PID 3768 wrote to memory of 5060 3768 d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe 101 PID 3768 wrote to memory of 5060 3768 d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe"C:\Users\Admin\AppData\Local\Temp\d8a6185a14158d457ded655b1dcb4239399a684b6e6086a6b10914cea07befdb.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3768 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsa13fJ30.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsa13fJ30.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doF45PU.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\doF45PU.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1384
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exa63xa.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exa63xa.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4876 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 10844⤵
- Program crash
PID:2524
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fFO93JH.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fFO93JH.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4876 -ip 48761⤵PID:2248
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:644
Network
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Remote address:8.8.8.8:53Request217.106.137.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request172.210.232.199.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request134.32.126.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request58.55.71.13.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request22.236.111.52.in-addr.arpaIN PTRResponse
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260 B 5
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260 B 5
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260 B 5
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260 B 5
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260 B 5
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73 B 147 B 1 1
DNS Request
217.106.137.52.in-addr.arpa
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74 B 128 B 1 1
DNS Request
172.210.232.199.in-addr.arpa
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72 B 158 B 1 1
DNS Request
134.32.126.40.in-addr.arpa
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70 B 144 B 1 1
DNS Request
58.55.71.13.in-addr.arpa
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72 B 158 B 1 1
DNS Request
22.236.111.52.in-addr.arpa
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
355KB
MD591072760928c59f55998785fc392eec1
SHA12b79ebb760bb71e58ac7f94bac0a67a9b38f7958
SHA256aee6e58d7bf809b56a1dc0840b55d8aeaafba83f8bb97ad709fb356deac7658a
SHA512215b3a825757603d1a3278b707158175196f9d6c08dfab617fb5ef45aa4f7a91af04f3fe443e25119823bfd83ff8cd02f3d1087cc0d1b58cf0f816bb4cb95259
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
295KB
MD595d0521245af8d24fa72f2ce47cded32
SHA1932f5b5afcf601b954e104b99e1ade36ab999751
SHA25697b7275d4ab95bf2c78bef4ac6f1809830f976c9bbdc7b069d9ec9dc11611a1f
SHA512ea320d07786dd617a4450f03f75c8453c3cf70df07cbbce075f45aaf7033be2430798dcccf220e1f8caed30283c235dd1e484d5056152457475ec204153a1c2e