Analysis Report 0204.gif.dll

Overview

General Information

Sample Name: 0204.gif.dll
Analysis ID: 382565
MD5: ad4076a9b4f10e046059151b9e1c030a
SHA1: edfacd4d94a56d5011445cd103c6b45ae9585adf
SHA256: 01006cd1258047b9e2bd9f58b303bd22c39b7f3242db9e4111f88b9f78b9df8f
Tags: dllGGGoziIFSBUrsnif
Infos:

Most interesting Screenshot:

Detection

Ursnif
Score: 68
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Ursnif
Machine Learning detection for sample
Contains functionality to read the PEB
Creates a DirectInput object (often for capturing keystrokes)
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
PE file contains sections with non-standard names
Program does not show much activity (idle)
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)

Classification

AV Detection:

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Found malware configuration
Source: 0.3.loaddll32.exe.30b94a0.0.raw.unpack Malware Configuration Extractor: Ursnif [{"RSA Public Key": "bUd4GFcFHo0e+ZYUbkHaTKXmZ1xEyxvy7Ha6j1WAZbQ7YvMdkqTfD1vHD2y2CmFTRrLK1w5iQroYI0mUpJ4xNknlY+BmJf4xpeJRxxK0RRNeRbW5unSB2vXqxvlTgz6vNZY+9zeztuP2jXKpIm0/s+YxWnsT7eWUtQtD38NlsAPtJdp+3rBxjzAWNKQj7wMA"}, {"c2_domain": ["bing.com", "update4.microsoft.com", "under17.com", "urs-world.com"], "botnet": "5566", "server": "12", "serpent_key": "10301029JSJUYDWG", "sleep_time": "10", "SetWaitableTimer_value": "0", "DGA_count": "10"}]
Multi AV Scanner detection for submitted file
Source: 0204.gif.dll ReversingLabs: Detection: 41%
Machine Learning detection for sample
Source: 0204.gif.dll Joe Sandbox ML: detected

Compliance:

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Uses 32bit PE files
Source: 0204.gif.dll Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL

Key, Mouse, Clipboard, Microphone and Screen Capturing:

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Yara detected Ursnif
Source: Yara match File source: 00000002.00000002.275314133.0000000004B10000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.286549571.00000000047D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.263503134.0000000000B50000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0.2.loaddll32.exe.b50000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.4b10000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.47d0000.2.raw.unpack, type: UNPACKEDPE
Creates a DirectInput object (often for capturing keystrokes)
Source: loaddll32.exe, 00000000.00000002.263622715.0000000000D7B000.00000004.00000020.sdmp Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

E-Banking Fraud:

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Yara detected Ursnif
Source: Yara match File source: 00000002.00000002.275314133.0000000004B10000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.286549571.00000000047D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.263503134.0000000000B50000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0.2.loaddll32.exe.b50000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.4b10000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.47d0000.2.raw.unpack, type: UNPACKEDPE

System Summary:

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Detected potential crypto function
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 2_2_03335F16
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335A25 2_2_03335A25
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03333A14 2_2_03333A14
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03331B1E 2_2_03331B1E
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_0333150C 2_2_0333150C
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335378 2_2_03335378
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335262 2_2_03335262
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03331967 2_2_03331967
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03332566 2_2_03332566
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03332A69 2_2_03332A69
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_033331B3 2_2_033331B3
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_033392B2 2_2_033392B2
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_033388BA 2_2_033388BA
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03333FAB 2_2_03333FAB
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03332FAF 2_2_03332FAF
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03331CD0 2_2_03331CD0
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_033327D4 2_2_033327D4
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_033343D8 2_2_033343D8
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_033313C5 2_2_033313C5
Uses 32bit PE files
Source: 0204.gif.dll Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL
Source: classification engine Classification label: mal68.troj.winDLL@7/0@0/0
Source: C:\Windows\System32\loaddll32.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe C:\Users\user\Desktop\0204.gif.dll,DllServer
Source: 0204.gif.dll ReversingLabs: Detection: 41%
Source: unknown Process created: C:\Windows\System32\loaddll32.exe loaddll32.exe 'C:\Users\user\Desktop\0204.gif.dll'
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\0204.gif.dll',#1
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe C:\Users\user\Desktop\0204.gif.dll,DllServer
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\0204.gif.dll',#1
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\0204.gif.dll',#1 Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe C:\Users\user\Desktop\0204.gif.dll,DllServer Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\0204.gif.dll',#1 Jump to behavior

Data Obfuscation:

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PE file contains sections with non-standard names
Source: 0204.gif.dll Static PE information: section name: .code
Uses code obfuscation techniques (call, push, ret)
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], edx 2_2_03335F7B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_03335F94
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], eax 2_2_03335FDD
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-10h]; mov dword ptr [esp], eax 2_2_0333604B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], eax 2_2_03336124
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edi 2_2_0333614F
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edx 2_2_0333625E
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-10h]; mov dword ptr [esp], eax 2_2_033362B5
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-10h]; mov dword ptr [esp], eax 2_2_03336343
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-10h]; mov dword ptr [esp], eax 2_2_0333635D
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], ebp 2_2_03336368
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_03336385
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edx 2_2_033363B4
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], eax 2_2_03336483
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], eax 2_2_033364F2
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-10h]; mov dword ptr [esp], eax 2_2_033364FE
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], eax 2_2_0333650A
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edi 2_2_03336567
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edi 2_2_033365A9
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], eax 2_2_03336610
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_03336685
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], ecx 2_2_033366C2
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_033366E8
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edi 2_2_03336781
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push 00000000h; mov dword ptr [esp], edx 2_2_033367B6
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_0333684C
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_03336858
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-10h]; mov dword ptr [esp], edx 2_2_03336926
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-08h]; mov dword ptr [esp], eax 2_2_03336945
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], eax 2_2_03336951
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03335F16 push dword ptr [ebp-0Ch]; mov dword ptr [esp], edx 2_2_033369D6

Hooking and other Techniques for Hiding and Protection:

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Yara detected Ursnif
Source: Yara match File source: 00000002.00000002.275314133.0000000004B10000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.286549571.00000000047D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.263503134.0000000000B50000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0.2.loaddll32.exe.b50000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.4b10000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.47d0000.2.raw.unpack, type: UNPACKEDPE
Source: C:\Windows\System32\loaddll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

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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: C:\Windows\System32\loaddll32.exe Thread delayed: delay time: 120000 Jump to behavior

Anti Debugging:

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Contains functionality to read the PEB
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_03332A69 xor edi, dword ptr fs:[00000030h] 2_2_03332A69
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

HIPS / PFW / Operating System Protection Evasion:

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Creates a process in suspended mode (likely to inject code)
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\0204.gif.dll',#1 Jump to behavior

Stealing of Sensitive Information:

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Yara detected Ursnif
Source: Yara match File source: 00000002.00000002.275314133.0000000004B10000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.286549571.00000000047D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.263503134.0000000000B50000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0.2.loaddll32.exe.b50000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.4b10000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.47d0000.2.raw.unpack, type: UNPACKEDPE

Remote Access Functionality:

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Yara detected Ursnif
Source: Yara match File source: 00000002.00000002.275314133.0000000004B10000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.286549571.00000000047D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.263503134.0000000000B50000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 0.2.loaddll32.exe.b50000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.4b10000.2.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.47d0000.2.raw.unpack, type: UNPACKEDPE
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Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 382565 Sample: 0204.gif.dll Startdate: 06/04/2021 Architecture: WINDOWS Score: 68 15 Found malware configuration 2->15 17 Multi AV Scanner detection for submitted file 2->17 19 Yara detected  Ursnif 2->19 21 Machine Learning detection for sample 2->21 7 loaddll32.exe 1 2->7         started        process3 process4 9 cmd.exe 1 7->9         started        11 rundll32.exe 7->11         started        process5 13 rundll32.exe 9->13         started       
No contacted IP infos