Analysis Report RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe

Overview

General Information

Sample Name: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe
Analysis ID: 339372
MD5: 754d599f8cdeb37d1f3f61764669d799
SHA1: 5e48dfb313f300b4d460e73bd25b324b88da0df7
SHA256: 7c328b51dbd9e7fb96ca2ed21358fd5112c809f9666f9287b55927302c7ac1ea
Tags: exeGuLoader

Most interesting Screenshot:

Detection

GuLoader
Score: 76
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Multi AV Scanner detection for submitted file
Yara detected GuLoader
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Found potential dummy code loops (likely to delay analysis)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected VB6 Downloader Generic
Abnormal high CPU Usage
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to query CPU information (cpuid)
Contains functionality to read the PEB
PE file contains strange resources
Program does not show much activity (idle)
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)

Classification

AV Detection:

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Multi AV Scanner detection for submitted file
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe ReversingLabs: Detection: 20%

Compliance:

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Uses 32bit PE files
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED

System Summary:

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Abnormal high CPU Usage
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Process Stats: CPU usage > 98%
PE file contains strange resources
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Static PE information: Resource name: RT_ICON type: GLS_BINARY_LSB_FIRST
Sample file is different than original file name gathered from version info
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe, 00000000.00000002.1437688379.00000000021D0000.00000002.00000001.sdmp Binary or memory string: OriginalFilenameuser32j% vs RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe, 00000000.00000000.340886631.0000000000414000.00000002.00020000.sdmp Binary or memory string: OriginalFilenameGISELLE.exe vs RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Binary or memory string: OriginalFilenameGISELLE.exe vs RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe
Uses 32bit PE files
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Static PE information: LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED
Source: classification engine Classification label: mal76.troj.evad.winEXE@1/0@0/0
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe File created: C:\Users\user\AppData\Local\Temp\~DFA8C396C0239A952E.TMP Jump to behavior
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Static PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Section loaded: C:\Windows\SysWOW64\msvbvm60.dll Jump to behavior
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe ReversingLabs: Detection: 20%

Data Obfuscation:

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Yara detected GuLoader
Source: Yara match File source: Process Memory Space: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe PID: 6180, type: MEMORY
Yara detected VB6 Downloader Generic
Source: Yara match File source: Process Memory Space: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe PID: 6180, type: MEMORY
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_004075B4 push edi; iretd 0_2_004075B6
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_00405F85 push edx; iretd 0_2_00405F86
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

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Contains functionality to detect hardware virtualization (CPUID execution measurement)
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_0220323B 0_2_0220323B
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202E11 0_2_02202E11
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202E71 0_2_02202E71
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022026E2 0_2_022026E2
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202EF4 0_2_02202EF4
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202EC5 0_2_02202EC5
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202F69 0_2_02202F69
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202FD4 0_2_02202FD4
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02203057 0_2_02203057
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022038B2 0_2_022038B2
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022030DB 0_2_022030DB
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_0220292A 0_2_0220292A
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02203135 0_2_02203135
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202D19 0_2_02202D19
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022031AB 0_2_022031AB
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202DAD 0_2_02202DAD
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022071E6 0_2_022071E6
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02207DE9 0_2_02207DE9
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022065C3 0_2_022065C3
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02201DDB 0_2_02201DDB
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Binary or memory string: C:\PROGRAM FILES\QEMU-GA\QEMU-GA.EXE
Tries to detect virtualization through RDTSC time measurements
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe RDTSC instruction interceptor: First address: 0000000002206A28 second address: 0000000002206A28 instructions: 0x00000000 rdtsc 0x00000002 xor eax, eax 0x00000004 inc eax 0x00000005 cpuid 0x00000007 popad 0x00000008 call 00007F9D08895FF8h 0x0000000d lfence 0x00000010 mov edx, dword ptr [7FFE0014h] 0x00000016 lfence 0x00000019 ret 0x0000001a sub edx, esi 0x0000001c ret 0x0000001d test edx, F234E3D4h 0x00000023 add edi, edx 0x00000025 dec dword ptr [ebp+000000F8h] 0x0000002b cmp dword ptr [ebp+000000F8h], 00000000h 0x00000032 jne 00007F9D08895F76h 0x00000034 jmp 00007F9D08895FEEh 0x00000036 test dh, dh 0x00000038 call 00007F9D08896019h 0x0000003d call 00007F9D08896008h 0x00000042 lfence 0x00000045 mov edx, dword ptr [7FFE0014h] 0x0000004b lfence 0x0000004e ret 0x0000004f mov esi, edx 0x00000051 pushad 0x00000052 rdtsc
Contains functionality for execution timing, often used to detect debuggers
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02206A20 rdtsc 0_2_02206A20
Program does not show much activity (idle)
Source: all processes Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Binary or memory string: C:\Program Files\Qemu-ga\qemu-ga.exe

Anti Debugging:

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Found potential dummy code loops (likely to delay analysis)
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Process Stats: CPU usage > 90% for more than 60s
Contains functionality for execution timing, often used to detect debuggers
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02206A20 rdtsc 0_2_02206A20
Contains functionality to read the PEB
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02203669 mov eax, dword ptr fs:[00000030h] 0_2_02203669
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02207258 mov eax, dword ptr fs:[00000030h] 0_2_02207258
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022026E2 mov eax, dword ptr fs:[00000030h] 0_2_022026E2
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022026F4 mov eax, dword ptr fs:[00000030h] 0_2_022026F4
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02205C60 mov eax, dword ptr fs:[00000030h] 0_2_02205C60
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_0220244B mov eax, dword ptr fs:[00000030h] 0_2_0220244B
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02202457 mov eax, dword ptr fs:[00000030h] 0_2_02202457
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022071E6 mov eax, dword ptr fs:[00000030h] 0_2_022071E6
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022071E8 mov eax, dword ptr fs:[00000030h] 0_2_022071E8
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_022065C3 mov eax, dword ptr fs:[00000030h] 0_2_022065C3
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02201DDB mov eax, dword ptr fs:[00000030h] 0_2_02201DDB
Program does not show much activity (idle)
Source: all processes Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe, 00000000.00000002.1437488688.0000000000DB0000.00000002.00000001.sdmp Binary or memory string: Shell_TrayWnd
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe, 00000000.00000002.1437488688.0000000000DB0000.00000002.00000001.sdmp Binary or memory string: Progman
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe, 00000000.00000002.1437488688.0000000000DB0000.00000002.00000001.sdmp Binary or memory string: &Program Manager
Source: RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe, 00000000.00000002.1437488688.0000000000DB0000.00000002.00000001.sdmp Binary or memory string: Progmanlock

Language, Device and Operating System Detection:

barindex
Contains functionality to query CPU information (cpuid)
Source: C:\Users\user\Desktop\RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe Code function: 0_2_02206376 cpuid 0_2_02206376
windows-stand
No contacted IP infos