Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Nov. 11, 2021, 8:21 p.m.	Nov. 11, 2021, 8:23 p.m.

Size	63.5KB
Type	PE32 executable (DLL) (console) Intel 80386, for MS Windows
MD5	`afe119dd4e17891b227684f38aa25d4d`
SHA256	`eec41d62ab5d2e1d880b338c47a2156a5ee7e58f3448f58cc8120392ddc8c730`
CRC32	`95A6D2C7`
ssdeep	`768:uPC0xySqWNPwcKnReqpxORBoWNOMFN5cYsFx1gAmOURksWrk/VwLtkKavNi3IJzU:uPC0xyowcklqHw9xGkLrNLtBiNR`
PDB Path	twain_32.pdb
Yara	Malicious_Packer_Zero - Malicious Packer PE_Header_Zero - PE File Signature IsPE32 - (no description) IsDLL - (no description) Malicious_Library_Zero - Malicious_Library

rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\twain_32.dll,ChooseDlgProc
2860
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\twain_32.dll,AboutDlgProc
2776
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\twain_32.dll,DSM_Entry
2952
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\twain_32.dll,InfoHook
3040
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\twain_32.dll,WGDlgProc
2116
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\twain_32.dll,
2180

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
No hosts contacted.

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

This executable has a PDB path (1 event)

pdb_path

twain_32.pdb

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 Nov. 11, 2021, 8:21 p.m.		1	1	0

The file contains an unknown PE resource name possibly indicative of a packer (1 event)

resource name

MUI

One or more processes crashed (2 events)

Time & API	Arguments	Status	Return	Repeated
__exception__ Nov. 11, 2021, 8:22 p.m.	stacktrace: CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x7659d08c TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x7659964b TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x76584d6b TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x76586f7c CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x7658e825 TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x76586002 TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x76585fe8 TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x765849e3 TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x76585a20 RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x77679a91 LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x77698f10 RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x77698e5c ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x766e7a25 rundll32+0x135c @ 0xc9135c rundll32+0x1901 @ 0xc91901 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x766e33ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77679ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77679ea5 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: 0x765b3ef4 registers.esp: 1440312 registers.edi: 0 registers.eax: 9081624 registers.ebp: 1440340 registers.edx: 1 registers.ebx: 0 registers.esi: 2417424 registers.ecx: 1939355100	1	0	0
__exception__ Nov. 11, 2021, 8:21 p.m.	stacktrace: CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x7659d08c TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x7659964b TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x76584d6b TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x76586f7c CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x7658e825 TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x76586002 TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x76585fe8 TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x765849e3 TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x76585a20 RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x77679a91 LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x77698f10 RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x77698e5c ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x766e7a25 rundll32+0x135c @ 0xc9135c rundll32+0x1901 @ 0xc91901 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x766e33ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77679ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77679ea5 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: 0x765b3ef4 registers.esp: 980252 registers.edi: 0 registers.eax: 10457880 registers.ebp: 980280 registers.edx: 1 registers.ebx: 0 registers.esi: 6480656 registers.ecx: 1940010460	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Nov. 11, 2021, 8:22 p.m.

stacktrace:

CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x7659d08c
TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x7659964b
TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x76584d6b
TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x76586f7c
CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x7658e825
TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x76586002
TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x76585fe8
TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x765849e3
TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x76585a20
RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x77679a91
LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x77698f10
RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x77698e5c
ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x766e7a25
rundll32+0x135c @ 0xc9135c
rundll32+0x1901 @ 0xc91901
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x766e33ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77679ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77679ea5

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: 0x765b3ef4
registers.esp: 1440312
registers.edi: 0
registers.eax: 9081624
registers.ebp: 1440340
registers.edx: 1
registers.ebx: 0
registers.esi: 2417424
registers.ecx: 1939355100

__exception__

Nov. 11, 2021, 8:21 p.m.

stacktrace:

CtfImeIsIME+0x36fd DllUnregisterServer-0xf9d9 msctf+0x2d08c @ 0x7659d08c
TF_GetGlobalCompartment+0x3dfd CtfImeIsIME-0x344 msctf+0x2964b @ 0x7659964b
TF_GetInputScope+0xf65 CtfImeDestroyThreadMgr-0x25ae msctf+0x14d6b @ 0x76584d6b
TF_GetInputScope+0x3176 CtfImeDestroyThreadMgr-0x39d msctf+0x16f7c @ 0x76586f7c
CtfImeDestroyInputContext+0x280 TF_CanUninitialize-0x1c msctf+0x1e825 @ 0x7658e825
TF_GetInputScope+0x21fc CtfImeDestroyThreadMgr-0x1317 msctf+0x16002 @ 0x76586002
TF_GetInputScope+0x21e2 CtfImeDestroyThreadMgr-0x1331 msctf+0x15fe8 @ 0x76585fe8
TF_GetInputScope+0xbdd CtfImeDestroyThreadMgr-0x2936 msctf+0x149e3 @ 0x765849e3
TF_GetInputScope+0x1c1a CtfImeDestroyThreadMgr-0x18f9 msctf+0x15a20 @ 0x76585a20
RtlIsCurrentThreadAttachExempt+0x5f TpCheckTerminateWorker-0x37 ntdll+0x39a91 @ 0x77679a91
LdrShutdownProcess+0x97 RtlDetectHeapLeaks-0x1bb ntdll+0x58f10 @ 0x77698f10
RtlExitUserProcess+0x74 LdrShutdownProcess-0x1d ntdll+0x58e5c @ 0x77698e5c
ExitProcess+0x15 TerminateThread-0xa kernel32+0x17a25 @ 0x766e7a25
rundll32+0x135c @ 0xc9135c
rundll32+0x1901 @ 0xc91901
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x766e33ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77679ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77679ea5

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: 0x765b3ef4
registers.esp: 980252
registers.edi: 0
registers.eax: 10457880
registers.ebp: 980280
registers.edx: 1
registers.ebx: 0
registers.esi: 6480656
registers.ecx: 1940010460

twain_32.dll

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