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Analysis
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max time kernel
110s -
max time network
117s -
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, 12:37
Static task
static1
Behavioral task
behavioral1
Sample
8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe
Resource
win10v2004-20241007-en
General
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Target
8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe
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Size
500KB
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MD5
5d9d5531189b29e23a3990479d212890
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SHA1
8023e3c546b7620bea6bf369746a9f0267bacea8
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SHA256
8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98f
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SHA512
0c20389b2a29647669957e92190b1f9e5d6d7cb606db9d635f8a221fdf2a860b08e023dce7eaf455640b18db475581a3469dabf4ea56af6a8a6cb3f5e61c61ab
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SSDEEP
12288:wMrWy90La13xJ6NI67oRcz8OZW/ni1FgBqm8jA:2y8a137h6d8gW/kGkBk
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/0x0008000000023c99-13.dat healer behavioral1/memory/4552-15-0x0000000000720000-0x000000000072A000-memory.dmp healer behavioral1/memory/2632-22-0x0000000002390000-0x00000000023AA000-memory.dmp healer behavioral1/memory/2632-24-0x0000000002600000-0x0000000002618000-memory.dmp healer behavioral1/memory/2632-30-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-52-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-50-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-48-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-47-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-44-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-42-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-41-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-38-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-36-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-34-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-32-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-28-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-26-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/2632-25-0x0000000002600000-0x0000000002612000-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\DisableIOAVProtection = "1" dUd62Bv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dUd62Bv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dUd62Bv.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection eYt19GO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" eYt19GO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" eYt19GO.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dUd62Bv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dUd62Bv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dUd62Bv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" eYt19GO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" eYt19GO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" eYt19GO.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/0x0007000000023c97-58.dat family_redline behavioral1/memory/3928-59-0x0000000000560000-0x0000000000592000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 2688 neU94Ol32.exe 4552 dUd62Bv.exe 2632 eYt19GO.exe 3928 frh67KJ.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dUd62Bv.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features eYt19GO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" eYt19GO.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\\\"" 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.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\\\"" neU94Ol32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3772 2632 WerFault.exe 98 -
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 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language neU94Ol32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eYt19GO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language frh67KJ.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4552 dUd62Bv.exe 4552 dUd62Bv.exe 2632 eYt19GO.exe 2632 eYt19GO.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4552 dUd62Bv.exe Token: SeDebugPrivilege 2632 eYt19GO.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3352 wrote to memory of 2688 3352 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe 85 PID 3352 wrote to memory of 2688 3352 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe 85 PID 3352 wrote to memory of 2688 3352 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe 85 PID 2688 wrote to memory of 4552 2688 neU94Ol32.exe 86 PID 2688 wrote to memory of 4552 2688 neU94Ol32.exe 86 PID 2688 wrote to memory of 2632 2688 neU94Ol32.exe 98 PID 2688 wrote to memory of 2632 2688 neU94Ol32.exe 98 PID 2688 wrote to memory of 2632 2688 neU94Ol32.exe 98 PID 3352 wrote to memory of 3928 3352 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe 103 PID 3352 wrote to memory of 3928 3352 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe 103 PID 3352 wrote to memory of 3928 3352 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe"C:\Users\Admin\AppData\Local\Temp\8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3352 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neU94Ol32.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neU94Ol32.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUd62Bv.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUd62Bv.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4552
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eYt19GO.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eYt19GO.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:2632 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 10804⤵
- Program crash
PID:3772
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\frh67KJ.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\frh67KJ.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2632 -ip 26321⤵PID:5044
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
MD55ddf75f9c2282b34037abfc1210077d9
SHA1eb3ef8d80c64b9242bc1d77090525ab5df5d1f91
SHA256e9e969ce6189b8bf144ae44a0c27f46ad6d992821d9b0742486051a55d546e4f
SHA51251be49f10a9a17b32ce5490f7e5029f03d08d1c99281376bd97f1ca6904ce8d027a461a7c0f2c1fd0a624ffe6829cc7ca8c3044d81988380c34896101d4572a2
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
295KB
MD5dd0adf92524d842b17843e3a38769564
SHA14b34fbf5dade2193630f92053be9f0dcfe563d3c
SHA256489cdd40de47bde8a31100897afafb3213c01de9cab0bc656e3cbf01c48e3682
SHA5127fbb9c9ad3df3bfd0ae3741bf76c92bdd9ea3f23e1316f4948a60e1efc3ff6dcbd4d37d7da725659fa38a0cbc0fc41d1dc85515d56b15af5cbf891bfe6853bc2