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Analysis
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max time kernel
47s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07/10/2024, 19:17
Static task
static1
Behavioral task
behavioral1
Sample
e16b25aaadf645e0de019d8e3ed50eb0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e16b25aaadf645e0de019d8e3ed50eb0.exe
Resource
win10v2004-20241007-en
General
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Target
e16b25aaadf645e0de019d8e3ed50eb0.exe
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Size
228KB
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MD5
e16b25aaadf645e0de019d8e3ed50eb0
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SHA1
2c854e550421be679e80cdad7926ffa9cbc3ae74
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SHA256
0e0eef4dc62fa4388dbc40cd4d7738942abba54bd6808fb6ebb4926d4c0de390
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SHA512
8dfe4dbd741289d352e329af2128b57d8c4789fae2ea5187f3167a0c883b09261169ca81fc6eee1e83177e15b12a6227a30c7d990de34cfdab90ef043df56dfc
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SSDEEP
6144:Dz7jiKUHBILFZ894EZURyxAV7aIJcGhmpr9s4S:DzniKUHeJm9x2KGhZ4S
Malware Config
Extracted
vidar
11
60c3d71341c994ff133b7c9a96482d32
https://t.me/maslengdsa
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0
Extracted
lumma
Signatures
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Detect Vidar Stealer 15 IoCs
resource yara_rule behavioral1/memory/2724-41-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-46-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-39-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-38-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-37-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-43-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-198-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-217-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-250-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-271-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-400-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-419-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-462-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-481-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2724-593-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\LKMService_259494777.lnk MSBuild.exe -
Executes dropped EXE 2 IoCs
pid Process 2868 22594e132764.exe 1592 KKFBFCAFCB.exe -
Loads dropped DLL 24 IoCs
pid Process 2976 MSBuild.exe 2976 MSBuild.exe 2976 MSBuild.exe 2608 WerFault.exe 2608 WerFault.exe 2608 WerFault.exe 2608 WerFault.exe 2608 WerFault.exe 2608 WerFault.exe 2608 WerFault.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2364 WerFault.exe 2364 WerFault.exe 2364 WerFault.exe 2364 WerFault.exe 2364 WerFault.exe 2364 WerFault.exe 2364 WerFault.exe -
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\IDSMService = "C" MSBuild.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2088 set thread context of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2868 set thread context of 2724 2868 22594e132764.exe 33 PID 1592 set thread context of 2760 1592 KKFBFCAFCB.exe 38 -
Program crash 3 IoCs
pid pid_target Process procid_target 2684 2088 WerFault.exe 29 2608 2868 WerFault.exe 32 2364 1592 WerFault.exe 37 -
System Location Discovery: System Language Discovery 1 TTPs 8 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 e16b25aaadf645e0de019d8e3ed50eb0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 22594e132764.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language KKFBFCAFCB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2648 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe 2724 MSBuild.exe -
Suspicious use of WriteProcessMemory 60 IoCs
description pid Process procid_target PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2976 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 30 PID 2088 wrote to memory of 2684 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 31 PID 2088 wrote to memory of 2684 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 31 PID 2088 wrote to memory of 2684 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 31 PID 2088 wrote to memory of 2684 2088 e16b25aaadf645e0de019d8e3ed50eb0.exe 31 PID 2976 wrote to memory of 2868 2976 MSBuild.exe 32 PID 2976 wrote to memory of 2868 2976 MSBuild.exe 32 PID 2976 wrote to memory of 2868 2976 MSBuild.exe 32 PID 2976 wrote to memory of 2868 2976 MSBuild.exe 32 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2724 2868 22594e132764.exe 33 PID 2868 wrote to memory of 2608 2868 22594e132764.exe 34 PID 2868 wrote to memory of 2608 2868 22594e132764.exe 34 PID 2868 wrote to memory of 2608 2868 22594e132764.exe 34 PID 2868 wrote to memory of 2608 2868 22594e132764.exe 34 PID 2724 wrote to memory of 1592 2724 MSBuild.exe 37 PID 2724 wrote to memory of 1592 2724 MSBuild.exe 37 PID 2724 wrote to memory of 1592 2724 MSBuild.exe 37 PID 2724 wrote to memory of 1592 2724 MSBuild.exe 37 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2760 1592 KKFBFCAFCB.exe 38 PID 1592 wrote to memory of 2364 1592 KKFBFCAFCB.exe 39 PID 1592 wrote to memory of 2364 1592 KKFBFCAFCB.exe 39 PID 1592 wrote to memory of 2364 1592 KKFBFCAFCB.exe 39 PID 1592 wrote to memory of 2364 1592 KKFBFCAFCB.exe 39 PID 2724 wrote to memory of 2700 2724 MSBuild.exe 40 PID 2724 wrote to memory of 2700 2724 MSBuild.exe 40 PID 2724 wrote to memory of 2700 2724 MSBuild.exe 40 PID 2724 wrote to memory of 2700 2724 MSBuild.exe 40 PID 2700 wrote to memory of 2648 2700 cmd.exe 42 PID 2700 wrote to memory of 2648 2700 cmd.exe 42 PID 2700 wrote to memory of 2648 2700 cmd.exe 42 PID 2700 wrote to memory of 2648 2700 cmd.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\e16b25aaadf645e0de019d8e3ed50eb0.exe"C:\Users\Admin\AppData\Local\Temp\e16b25aaadf645e0de019d8e3ed50eb0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976 -
C:\Users\Admin\AppData\Local\Temp\IDSM\22594e132764.exe"C:\Users\Admin\AppData\Local\Temp\IDSM\22594e132764.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"4⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\ProgramData\KKFBFCAFCB.exe"C:\ProgramData\KKFBFCAFCB.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"6⤵
- System Location Discovery: System Language Discovery
PID:2760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 526⤵
- Loads dropped DLL
- Program crash
PID:2364
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IEHCAKKJDBKK" & exit5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\timeout.exetimeout /t 106⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 524⤵
- Loads dropped DLL
- Program crash
PID:2608
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2088 -s 522⤵
- Program crash
PID:2684
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
571KB
MD50294e7be437f5dce111be4b66162a8cb
SHA1bff2fda18e888a59a53449ee73393ae6a58dc805
SHA2563357a71ea9043848bc912b93c3f0714aac02c84f77ed17b211937cfb3954afe2
SHA5127cea4996beb0ee0fb484c8e9f9f054c3609b94b7a24034686bf64187079c68d069d0028132d850ed921caec0946b60d5bf07ae173b9290910de26122e91f9b49
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
538KB
MD5933cd328743445fd4aa29eeaea35d726
SHA16b7abf067ef0b656286ed65832a78afdd5705a34
SHA25653b4e4b1016a463835a05163aceebbaceb25f0edd24b7dfc8c02be3596a65e87
SHA5121d7d79d63a758347da0840195d4d97af93a16d725e29f8eb322dce3591659faeb27c1ff5cd5c9c674f5833e144d230c5b9a4315a594e4c587397e98257ac997b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571