MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c01c2c89891c058b6f5e0658aaceb12bf4cbf6d0c7769bc6ac035b44d1a18f97. 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


SnakeKeylogger


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c01c2c89891c058b6f5e0658aaceb12bf4cbf6d0c7769bc6ac035b44d1a18f97
SHA3-384 hash: 08d6366c8d983209bfa4a63c856c40c009f15bd2e75b910eee86189e595fb90a0af3787331a5f103e48d5aca7999b4e4
SHA1 hash: b8fe3eeb00e868110bc49744129ccbd863a4f755
MD5 hash: 8747241d6272a5e611de1bf978e88ca6
humanhash: illinois-monkey-william-table
File name:TD-10057.doc
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:369'355 bytes
First seen:2021-01-12 16:56:39 UTC
Last seen:2021-01-12 20:07:48 UTC
File type:Word file doc
MIME type:text/rtf
ssdeep 6144:fK5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K5K1W/nc+LNo:fK5K5K5K5K5K5K5K5K5K5K5K5K5K5K5j
TLSH 39745BA63A136351C2615F949E5BF88CEB17F128C3D2D81C738EE17E13EC50AB609E65
Reporter abuse_ch
Tags:doc SnakeKeylogger


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: tawi.com.ph
Sending IP: 185.222.58.142
From: Mr. Nathaniel <purchase@tawi.com.ph>
Subject: RFQ TAWI GROUP
Attachment: TD-10057.doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
File type:
application/msword
Has a screenshot:
False
Contains macros:
False
Detection(s):
Sanesecurity.Malware.27301.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-2.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.170830.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.171711.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
DNS request
Creating a file
Running batch commands
Creating a file in the %temp% directory
Sending a custom TCP request
Reading critical registry keys
Sending an HTTP GET request
Launching a file downloaded from the Internet
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/c01c2c89891c058b6f5e0658aaceb12bf4cbf6d0c7769bc6ac035b44d1a18f97/results/dashboard
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/579220
Signature
Allocates memory in foreign processes
Binary contains a suspicious time stamp
Connects to a URL shortener service
Downloads files with wrong headers with respect to MIME Content-Type
Drops PE files to the user root directory
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Executables Started in Suspicious Folder
Sigma detected: Execution in Non-Executable Folder
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Suspicious Program Location Process Starts
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM_3
Yara detected MultiObfuscated
Yara detected Snake Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 338655 Sample: TD-10057.doc Startdate: 12/01/2021 Architecture: WINDOWS Score: 100 72 Multi AV Scanner detection for dropped file 2->72 74 Multi AV Scanner detection for submitted file 2->74 76 Yara detected Snake Keylogger 2->76 78 16 other signatures 2->78 9 EQNEDT32.EXE 13 2->9         started        14 WINWORD.EXE 291 26 2->14         started        16 smgo.exe 2->16         started        18 smgo.exe 2->18         started        process3 dnsIp4 62 bit.ly 67.199.248.11, 49165, 80 GOOGLE-PRIVATE-CLOUDUS United States 9->62 64 185.239.242.101, 49166, 80 CLOUDIE-AS-APCloudieLimitedHK Moldova Republic of 9->64 58 C:\Users\user\AppData\...\TD-10057[1].jpg, PE32 9->58 dropped 60 C:\Users\Public\69577.exe, PE32 9->60 dropped 96 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 9->96 20 69577.exe 3 9->20         started        file5 signatures6 process7 file8 52 C:\Users\user\smgo.exe, PE32 20->52 dropped 54 C:\Users\user\AppData\...\InstallUtil.exe, PE32 20->54 dropped 80 Multi AV Scanner detection for dropped file 20->80 82 Machine Learning detection for dropped file 20->82 84 Drops PE files to the user root directory 20->84 86 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->86 24 smgo.exe 5 20->24         started        28 cmd.exe 20->28         started        signatures9 process10 file11 56 C:\Users\user\AppData\Local\...\explorre.exe, PE32 24->56 dropped 88 Multi AV Scanner detection for dropped file 24->88 90 Machine Learning detection for dropped file 24->90 92 Writes to foreign memory regions 24->92 94 3 other signatures 24->94 30 InstallUtil.exe 12 24->30         started        34 explorre.exe 24->34         started        36 explorre.exe 24->36         started        40 3 other processes 24->40 38 reg.exe 1 28->38         started        signatures12 process13 dnsIp14 66 checkip.dyndns.org 30->66 68 checkip.dyndns.com 162.88.193.70, 49167, 49168, 80 DYNDNSUS United States 30->68 70 freegeoip.app 172.67.188.154, 443, 49169 CLOUDFLARENETUS United States 30->70 98 Tries to steal Mail credentials (via file access) 30->98 100 Tries to harvest and steal browser information (history, passwords, etc) 30->100 42 explorre.exe 34->42         started        44 explorre.exe 36->44         started        46 explorre.exe 40->46         started        48 explorre.exe 40->48         started        50 explorre.exe 40->50         started        signatures15 process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c01c2c89891c058b6f5e0658aaceb12bf4cbf6d0c7769bc6ac035b44d1a18f97/
Threat name:
Document-RTF.Exploit.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2021-01-12 12:14:09 UTC
AV detection:
6 of 44 (13.64%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yaoczcmjdqcyw326azmkvtvrfp2mx5wqy53jxrvmannujunbr6lq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence spyware
Link:
https://tria.ge/reports/210112-w1t2jfejce/
Behaviour
Launches Equation Editor
Modifies Internet Explorer settings
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
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Executes dropped EXE
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Bloodhound
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c01c2c89891c058b6f5e0658aaceb12bf4cbf6d0c7769bc6ac035b44d1a18f97

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:INDICATOR_RTF_EXPLOIT_CVE_2017_8759_2
Create hunting rule
Author:ditekSHen
Description:detects CVE-2017-8759 weaponized RTF documents.
Rule name:INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embeding one of the object mostly observed in exploit documents.

File information

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

Malspam

SnakeKeylogger

Word file doc c01c2c89891c058b6f5e0658aaceb12bf4cbf6d0c7769bc6ac035b44d1a18f97

(this sample)

  
Delivery method
Distributed via e-mail attachment

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