MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8880aa45619f26fcb4cca6671e7decc6dcf94163344a819a156ed9f5bd414d0b. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Dridex


Vendor detections: 8


Maldoc score: 11


Intelligence 8 IOCs YARA File information Comments
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SHA256 hash: 8880aa45619f26fcb4cca6671e7decc6dcf94163344a819a156ed9f5bd414d0b
SHA3-384 hash: 73ddca62746230986dc6b3216da1b84c761dbf9ef5ccbea36ae3f6b794086cccff5ba9a2adcb9574732581650962897a
SHA1 hash: 67e6018e71d49acecab8018ec3e31388e5afdb09
MD5 hash: bb0198d56eff259292f821cf9777f4ea
humanhash: seventeen-virginia-illinois-victor
File name:Information-478224510.doc
Download: download sample
Signature Dridex
Create hunting rule
File size:130'501 bytes
First seen:2020-11-19 13:03:22 UTC
Last seen:2020-11-19 15:10:38 UTC
File type:Word file doc
MIME type:application/msword
ssdeep 1536:pBRmHu/1zWppd5YqPq0MdLem5naQPkkt6/1swNJI:bRmH2zsBP2naQPkkt6/1swNJI
TLSH 4FD383F4E352C22BE0033D31596296A5632DAC1ADCD94A3F389CB72F5A3E755D0372A4
Reporter JAMESWT_WT
Tags:doc Dridex

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Maldoc score: 11
Application name is Microsoft Office Word
Office document is in OLE format
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 38 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
24096 bytesDocumentSummaryInformation
3484 bytesSummaryInformation
48455 bytes1Table
522841 bytesData
6919 bytesMacros/PROJECT
7296 bytesMacros/PROJECTwm
897 bytesMacros/UserForm1/CompObj
9266 bytesMacros/UserForm1/VBFrame
1038 bytesMacros/UserForm1/f
110 bytesMacros/UserForm1/o
1297 bytesMacros/UserForm2/CompObj
13266 bytesMacros/UserForm2/VBFrame
1438 bytesMacros/UserForm2/f
150 bytesMacros/UserForm2/o
1697 bytesMacros/UserForm3/CompObj
17266 bytesMacros/UserForm3/VBFrame
1838 bytesMacros/UserForm3/f
190 bytesMacros/UserForm3/o
2097 bytesMacros/UserForm4/CompObj
21266 bytesMacros/UserForm4/VBFrame
2238 bytesMacros/UserForm4/f
230 bytesMacros/UserForm4/o
2497 bytesMacros/UserForm5/CompObj
25266 bytesMacros/UserForm5/VBFrame
2638 bytesMacros/UserForm5/f
270 bytesMacros/UserForm5/o
2815478 bytesMacros/VBA/Ctbq3r1z82oa1762
29681 bytesMacros/VBA/Fuo7f_i0jdru
301127 bytesMacros/VBA/Ngbax60xsny36x53q
311158 bytesMacros/VBA/UserForm1
321160 bytesMacros/VBA/UserForm2
331160 bytesMacros/VBA/UserForm3
341157 bytesMacros/VBA/UserForm4
351160 bytesMacros/VBA/UserForm5
366691 bytesMacros/VBA/_VBA_PROJECT
371059 bytesMacros/VBA/dir
3843054 bytesWordDocument
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
AutoExecDocument_openRuns when the Word or Publisher document is opened
SuspiciousCreateMay execute file or a system command through WMI
SuspiciousCreateObjectMay create an OLE object
SuspiciousChrWMay attempt to obfuscate specific strings (use option --deobf to deobfuscate)
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
SuspiciousBase64 StringsBase64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
2
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.EMOCROCreateRomanticWarrior.20200916.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.EMOCROSnakeCharmer.20201103.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Running batch commands
Launching a process
DNS request
Sending an HTTP GET request
Creating a file
Possible injection to a system process
Launching a process by exploiting the app vulnerability
Result
Verdict:
MALICIOUS
Details
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Document With Few Pages
Document contains between one and three pages of content. Most malicious documents are sparse in page count.
Macro Execution Coercion
Detected a document that appears to social engineer the user into activating embedded logic.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/542910
Signature
Creates processes via WMI
Encrypted powershell cmdline option found
Machine Learning detection for dropped file
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Potential dropper URLs found in powershell memory
PowerShell case anomaly found
Powershell drops PE file
Sigma detected: Suspicious Encoded PowerShell Command Line
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Very long command line found
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 320551 Sample: Information-478224510.doc Startdate: 19/11/2020 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->40 42 8 other signatures 2->42 8 cmd.exe 2->8         started        11 WINWORD.EXE 436 32 2->11         started        process3 signatures4 46 Suspicious powershell command line found 8->46 48 Very long command line found 8->48 50 Encrypted powershell cmdline option found 8->50 52 PowerShell case anomaly found 8->52 13 powershell.exe 12 9 8->13         started        18 msg.exe 8->18         started        process5 dnsIp6 34 test.taphoare.com 103.28.39.55, 49167, 80 NHANHOA-AS-VNNhanHoaSoftwarecompanyVN Viet Nam 13->34 26 C:\Users\user\V__qrh4\Tov5nnx\D9eidj4dv.dll, PE32 13->26 dropped 54 Powershell drops PE file 13->54 20 rundll32.exe 13->20         started        file7 signatures8 process9 process10 22 rundll32.exe 11 20->22         started        dnsIp11 28 162.241.44.26, 49168, 49173, 49177 UNIFIEDLAYER-AS-1US United States 22->28 30 192.232.229.53, 4443, 49170, 49174 UNIFIEDLAYER-AS-1US United States 22->30 32 2 other IPs or domains 22->32 44 System process connects to network (likely due to code injection or exploit) 22->44 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8880aa45619f26fcb4cca6671e7decc6dcf94163344a819a156ed9f5bd414d0b/
Threat name:
Script-Macro.Infostealer.Dridex
Create hunting rule
Status:
Malicious
First seen:
2020-11-19 13:04:05 UTC
File Type:
Document
Extracted files:
44
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rcakurlbt4tpzngmuztr47pmy3opsqldgrfidgqvn3m7lpkbjufq._file
Result
Malware family:
dridex
Create hunting rule
Score:
  10/10
Tags:
family:dridex botnet discovery evasion loader macro trojan
Link:
https://tria.ge/reports/201119-6tymwzqj9s/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Drops file in System32 directory
Checks installed software on the system
Checks whether UAC is enabled
Loads dropped DLL
Blacklisted process makes network request
Dridex Loader
Dridex
Process spawned unexpected child process
Malware Config
C2 Extraction:
162.241.44.26:9443
192.232.229.53:4443
77.220.64.34:443
193.90.12.121:3098
Dropper Extraction:
http://wordpress.abbeytek.com/
http://garywhitehead.com/
http://test.taphoare.com/
http://deepfreedom.org/
http://forestof.life/
https://rockingrenergy.info/
https://aeromiic.com/
http://jkra.nl/
https://amazedelectrical.com.au/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Dridex
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8880aa45619f26fcb4cca6671e7decc6dcf94163344a819a156ed9f5bd414d0b

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Comments