Analysis
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max time kernel
142s -
max time network
149s -
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 02:41
Static task
static1
Behavioral task
behavioral1
Sample
7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe
Resource
win10v2004-20241007-en
General
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Target
7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe
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Size
500KB
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MD5
7a42f18195bdfd579eb919d5d04bd052
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SHA1
af47efea2d22209713a87decdf412d13235e1877
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SHA256
7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5
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SHA512
9dac410686e053c56df48c80be59339cdfdc207d128ab5826fbdd879d65a2600a22b41ff7be13d8340481acafc1b41cead2a2ba6b3ed651e86950bffd62a215b
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SSDEEP
12288:qMrEy90uAI3cI29ugaB47S5TT5/2BprbWy+1B7ua:GyBrWtaB47S5T9OBlay+1Nua
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/0x000b000000023b99-12.dat healer behavioral1/memory/2980-15-0x0000000000830000-0x000000000083A000-memory.dmp healer behavioral1/memory/3792-22-0x00000000024B0000-0x00000000024CA000-memory.dmp healer behavioral1/memory/3792-24-0x00000000025F0000-0x0000000002608000-memory.dmp healer behavioral1/memory/3792-25-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-34-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-50-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-49-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-46-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-44-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-43-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-40-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-38-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-36-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-32-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-52-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-30-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-28-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/3792-26-0x00000000025F0000-0x0000000002602000-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\DisableBehaviorMonitoring = "1" diF02Xw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" diF02Xw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" diF02Xw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" enk84HV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" enk84HV.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection diF02Xw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" diF02Xw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" diF02Xw.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection enk84HV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" enk84HV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" enk84HV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" enk84HV.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/0x000a000000023b97-57.dat family_redline behavioral1/memory/1264-59-0x00000000006B0000-0x00000000006E2000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 3444 nvG76pV90.exe 2980 diF02Xw.exe 3792 enk84HV.exe 1264 fMM01Fl.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features enk84HV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" enk84HV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" diF02Xw.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\\\"" 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.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\\\"" nvG76pV90.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 464 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2540 3792 WerFault.exe 93 -
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 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nvG76pV90.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language enk84HV.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fMM01Fl.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2980 diF02Xw.exe 2980 diF02Xw.exe 3792 enk84HV.exe 3792 enk84HV.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2980 diF02Xw.exe Token: SeDebugPrivilege 3792 enk84HV.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 444 wrote to memory of 3444 444 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe 83 PID 444 wrote to memory of 3444 444 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe 83 PID 444 wrote to memory of 3444 444 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe 83 PID 3444 wrote to memory of 2980 3444 nvG76pV90.exe 84 PID 3444 wrote to memory of 2980 3444 nvG76pV90.exe 84 PID 3444 wrote to memory of 3792 3444 nvG76pV90.exe 93 PID 3444 wrote to memory of 3792 3444 nvG76pV90.exe 93 PID 3444 wrote to memory of 3792 3444 nvG76pV90.exe 93 PID 444 wrote to memory of 1264 444 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe 97 PID 444 wrote to memory of 1264 444 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe 97 PID 444 wrote to memory of 1264 444 7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe"C:\Users\Admin\AppData\Local\Temp\7daf57333ae553a4221c09fd90a9b496783f9c82fb8a8a1b79a959c08efebec5.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvG76pV90.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\diF02Xw.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enk84HV.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:3792 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 10884⤵
- Program crash
PID:2540
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMM01Fl.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1264
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3792 -ip 37921⤵PID:3948
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:464
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
355KB
MD5bd111879c2f190e175c9cbbb3a301d78
SHA14c4f9d22365df8aef6d97fb050242de2218948d0
SHA256055d44c81ee124f65c6ce49e49d0927085e3bb9275010f448becbf7adbf1d3eb
SHA5123a16f95ad588840957fad6daa215a7a8bac6127c71db0acfe62300e061b7a3e905acf6eb7a8e5dd6fb9ca5475cd7ee6731d9980a3023a86ab48f7f3fe05babd7
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
295KB
MD5304766f61a677814af31d2737d118b6f
SHA1213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4
SHA25607c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac
SHA51208c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea