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Analysis
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max time kernel
137s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/11/2024, 08:38
Static task
static1
Behavioral task
behavioral1
Sample
e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe
Resource
win10v2004-20241007-en
General
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Target
e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe
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Size
500KB
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MD5
400a36ccf4f822358c334cdc528403dc
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SHA1
28fa733d4163982e24f6bf75d646142be73390ac
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SHA256
e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c
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SHA512
3919c83564aa416105c5145f928e705dfc5e0ff7504c49462789b12f0f947352f8ae52ce5f5373fcd2a18ba5688dd086ee8389b393b1536e6a405780c5a126d5
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SSDEEP
6144:Kmy+bnr+zp0yN90QEUSlwTDHYyclzXa9kDH1uvm78WTUZzs0IVO6HRl9aWRavXjd:+Mr7y906SlwTD4flzKCVhgZ9INavu+j
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/0x0009000000023c20-12.dat healer behavioral1/memory/4204-15-0x00000000008A0000-0x00000000008AA000-memory.dmp healer behavioral1/memory/2400-22-0x0000000004A80000-0x0000000004A9A000-memory.dmp healer behavioral1/memory/2400-24-0x0000000004B10000-0x0000000004B28000-memory.dmp healer behavioral1/memory/2400-25-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-34-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-52-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-50-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-48-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-46-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-44-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-42-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-40-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-38-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-36-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-32-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-30-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-28-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/2400-26-0x0000000004B10000-0x0000000004B22000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dwk68pn.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dwk68pn.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" egQ10yA.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" egQ10yA.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" egQ10yA.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" egQ10yA.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dwk68pn.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dwk68pn.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dwk68pn.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dwk68pn.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection egQ10yA.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" egQ10yA.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/0x0008000000023c08-57.dat family_redline behavioral1/memory/4260-59-0x0000000000160000-0x0000000000192000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 1304 nDc07tF80.exe 4204 dwk68pn.exe 2400 egQ10yA.exe 4260 fkV23lY.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dwk68pn.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features egQ10yA.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" egQ10yA.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" nDc07tF80.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\\\"" e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3908 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4556 2400 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 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nDc07tF80.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language egQ10yA.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fkV23lY.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4204 dwk68pn.exe 4204 dwk68pn.exe 2400 egQ10yA.exe 2400 egQ10yA.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4204 dwk68pn.exe Token: SeDebugPrivilege 2400 egQ10yA.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4576 wrote to memory of 1304 4576 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe 83 PID 4576 wrote to memory of 1304 4576 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe 83 PID 4576 wrote to memory of 1304 4576 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe 83 PID 1304 wrote to memory of 4204 1304 nDc07tF80.exe 84 PID 1304 wrote to memory of 4204 1304 nDc07tF80.exe 84 PID 1304 wrote to memory of 2400 1304 nDc07tF80.exe 96 PID 1304 wrote to memory of 2400 1304 nDc07tF80.exe 96 PID 1304 wrote to memory of 2400 1304 nDc07tF80.exe 96 PID 4576 wrote to memory of 4260 4576 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe 101 PID 4576 wrote to memory of 4260 4576 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe 101 PID 4576 wrote to memory of 4260 4576 e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe"C:\Users\Admin\AppData\Local\Temp\e995bd70c35a4b12fa7ac39b3a616ff2144772bfcc5d5a6cad7a53190ebd5c1c.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDc07tF80.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDc07tF80.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dwk68pn.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dwk68pn.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4204
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\egQ10yA.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\egQ10yA.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:2400 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 10844⤵
- Program crash
PID:4556
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fkV23lY.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fkV23lY.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2400 -ip 24001⤵PID:2116
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3908
Network
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
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Downloads
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
356KB
MD529874153d21ddc2967e034def07346c9
SHA1400ea789bd77a202b0b094d6e1f3911992ff391f
SHA25688d61f814a74efcd34efcab1842ee618952973afd81a2b1fc049a69afcaccbac
SHA512564d706409ae70f095ecdbd2b2df10c482a4a84d5cd5304af36efddd58d6a7bac74ee93e1e4e7b96d56aa55e6527718f556e38f1124236e904767558621e8d56
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
295KB
MD52338c84711b756237e614c3869cf6100
SHA16146eace912945070cb084fe3839c8d2dc27c403
SHA256fbfd8bd7e7ff54ce43c209c34a9959ad1abe7325209756decc04e3d9a44ff87b
SHA51224bd3e70fc0ac61f6fcc432de5e93ac38c66eb3fb0e9b09337acc526873dd42f779f2741761ffb1677936e8f219f3c3b683c9476d8ab604803795fc323c7bae6