Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	April 24, 2021, 6:18 p.m.	April 24, 2021, 6:22 p.m.

Size	109.5KB
Type	Microsoft Excel 2007+
MD5	`a14c32fc53b0c42e12a563838d67526b`
SHA256	`d43743281ad4f2a3b6668ec55bd55fcdeb784e5e304ab1da62575fd1caf9b340`
CRC32	`0CBD52B7`
ssdeep	`1536:3a5t0F/vfA09n/dDuL7QQ64eyZJViW++poHnnHU0lSYwhKwDd1lc3W2CHjGJ+g:q5MTwXQQteyZJAW++44hh3Jc3W2wQ+g`
Yara	None matched

EXCEL.EXE "C:\Program Files (x86)\Microsoft Office\Office12\EXCEL.EXE" C:\Users\test22\AppData\Local\Temp\documents-633524133.xlsm
1016
- rundll32.exe rundll32 ..\duron.bnm1,DllRegisterServer
  2624
- rundll32.exe rundll32 ..\duron.bnm2,DllRegisterServer
  2664

Name	Response	Post-Analysis Lookup
giftsonlinejo.com	A 67.205.36.230	67.205.36.230
kurtos.eu	A 192.185.166.227	192.185.166.227

IP Address	Status	Action
164.124.101.2	Active	Moloch
192.185.166.227	Active	Moloch
67.205.36.230	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49206 -> 192.185.166.227:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.101:49200 -> 67.205.36.230:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.101:49201 -> 67.205.36.230:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.185.166.227:443 -> 192.168.56.101:49207	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 67.205.36.230:443 -> 192.168.56.101:49203	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 192.168.56.101:49205 -> 192.185.166.227:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

No Suricata TLS

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx April 24, 2021, 6:18 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ April 24, 2021, 6:18 p.m.	stacktrace: CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x766fd08c TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x766f964b TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x766e4d6b TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x766e6f7c CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x766ee825 TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x766e6002 TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x766e5fe8 TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x766e49e3 TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x766e5a20 RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x773d9a91 LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x773f8f10 RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x773f8e5c ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x75737a25 rundll32+0x135c @ 0x65135c rundll32+0x1901 @ 0x651901 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 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: 0x76713ef4 registers.esp: 980796 registers.edi: 0 registers.eax: 3115392 registers.ebp: 980824 registers.edx: 1 registers.ebx: 0 registers.esi: 4968048 registers.ecx: 1845638620	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

April 24, 2021, 6:18 p.m.

stacktrace:

CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x766fd08c
TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x766f964b
TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x766e4d6b
TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x766e6f7c
CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x766ee825
TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x766e6002
TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x766e5fe8
TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x766e49e3
TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x766e5a20
RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x773d9a91
LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x773f8f10
RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x773f8e5c
ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x75737a25
rundll32+0x135c @ 0x65135c
rundll32+0x1901 @ 0x651901
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x757333ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5

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: 0x76713ef4
registers.esp: 980796
registers.edi: 0
registers.eax: 3115392
registers.ebp: 980824
registers.edx: 1
registers.ebx: 0
registers.esi: 4968048
registers.ecx: 1845638620

Allocates read-write-execute memory (usually to unpack itself) (19 events)

Time & API	Arguments	Status
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dce1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dd3f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dd3f000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dc21000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dc21000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x74f41000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x75241000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x75111000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73321000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6db31000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6db21000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dae1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dad1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6da91000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6d991000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05e80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05e80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05e90000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 24, 2021, 6:18 p.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05ea0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Creates (office) documents on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\~$documents-633524133.xlsm

Creates hidden or system file (1 event)

Time & API	Arguments	Status	Return	Repeated
NtCreateFile April 24, 2021, 6:18 p.m.	create_disposition: 2 (FILE_CREATE) file_handle: 0x000003a4 filepath: C:\Users\test22\AppData\Local\Temp\~$documents-633524133.xlsm desired_access: 0xc0110080 (FILE_READ_ATTRIBUTES\|DELETE\|SYNCHRONIZE\|GENERIC_WRITE) file_attributes: 2 (FILE_ATTRIBUTE_HIDDEN) filepath_r: \??\C:\Users\test22\AppData\Local\Temp\~$documents-633524133.xlsm create_options: 4198496 (FILE_NON_DIRECTORY_FILE\|FILE_SYNCHRONOUS_IO_NONALERT\|FILE_DELETE_ON_CLOSE) status_info: 2 (FILE_CREATED) share_access: 1 (FILE_SHARE_READ)	1	0	0

File has been identified by 4 AntiVirus engines on VirusTotal as malicious (4 events)

K7AntiVirus	Trojan ( 0057940f1 )
K7GW	Trojan ( 0057940f1 )
Cyren	XLSM/Sneaky.AC.gen!Camelot
Ikarus	Trojan.Office.Doc

Network communications indicative of a potential document or script payload download was initiated by the process excel.exe (2 events)

Time & API	Arguments	Status	Return	Repeated
URLDownloadToFileW April 24, 2021, 6:18 p.m.	url: https://giftsonlinejo.com/drms/ind.html stack_pivoted: 0 filepath_r: ..\duron.bnm1 filepath: C:\Users\test22\duron.bnm1		2148270085	0
URLDownloadToFileW April 24, 2021, 6:18 p.m.	url: https://kurtos.eu/drms/ind.html stack_pivoted: 0 filepath_r: ..\duron.bnm2 filepath: C:\Users\test22\duron.bnm2		2148270085	0

One or more non-whitelisted processes were created (2 events)

parent_process	excel.exe				martian_process	rundll32 ..\duron.bnm1,DllRegisterServer
parent_process	excel.exe				martian_process	rundll32 ..\duron.bnm2,DllRegisterServer

documents-633524133.xlsm

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