MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca74d0e5b26cf6d8d5e3b04c607f4dacaf6fabc78d369dcb8d3637d6ce72e6bb. 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


Formbook


Vendor detections: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca74d0e5b26cf6d8d5e3b04c607f4dacaf6fabc78d369dcb8d3637d6ce72e6bb
SHA3-384 hash: 40f75c78d07d32080ff64ba9f53162effbc1f45251f64a686649c030f970400f0aeb8d552ed0c5b8ee96e160703d76ee
SHA1 hash: ce06dedee28fe8dce78a915eba8f4cdda6e3f287
MD5 hash: 4abd8d3ec12d6ff657f7c72d39cd68f5
humanhash: lithium-don-failed-robin
File name:DHL Confirmation CBJ211011128996.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:784'384 bytes
First seen:2021-10-18 05:07:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c27a46121fdf0c7d592b2676dec19736 (5 x Formbook)
ssdeep 12288:U2QfYldSyZTiq8WIPK2gMrKSuAV/LFLtF/ULvFfji6O6BxB:UrfByZKz5gexDFLtF/QFfji6O6BxB
TLSH T13EF45C5DA3D0543FF1329539FB3AE27C19196D848E08C98136EF7E8D977CA8226246D3
File icon (PE):PE icon
dhash icon 903134f0e8aa55a8 (8 x Formbook, 2 x Dbatloader, 1 x BitRAT)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
198
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/198017/
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
keylogger
Link:
https://www.filescan.io/uploads/616d07a09a5a1e91c5c331bd/reports/19891062-babc-4232-bbce-bc127078fb2d/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Dbatloader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4ca35f81-fde9-4c95-be6e-455b34d7aa65
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/871963
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 504391 Sample: DHL Confirmation CBJ2110111... Startdate: 18/10/2021 Architecture: WINDOWS Score: 100 40 www.jnwgjn.com 2->40 42 cdn.discordapp.com 2->42 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 3 other signatures 2->52 9 DHL Confirmation CBJ211011128996.exe 1 22 2->9         started        signatures3 process4 dnsIp5 44 cdn.discordapp.com 162.159.134.233, 443, 49836, 49837 CLOUDFLARENETUS United States 9->44 38 C:\Users\user\Ucrnxh\Ucrnxh.exe, PE32 9->38 dropped 54 Writes to foreign memory regions 9->54 56 Allocates memory in foreign processes 9->56 58 Creates a thread in another existing process (thread injection) 9->58 60 Injects a PE file into a foreign processes 9->60 14 logagent.exe 9->14         started        17 cmd.exe 1 9->17         started        19 cmd.exe 1 9->19         started        file6 signatures7 process8 signatures9 62 Maps a DLL or memory area into another process 14->62 64 Tries to detect virtualization through RDTSC time measurements 14->64 21 explorer.exe 14->21 injected 23 reg.exe 1 17->23         started        25 conhost.exe 17->25         started        27 cmd.exe 1 19->27         started        29 conhost.exe 19->29         started        process10 process11 31 Ucrnxh.exe 21->31         started        34 conhost.exe 23->34         started        36 conhost.exe 27->36         started        signatures12 66 Multi AV Scanner detection for dropped file 31->66 68 Machine Learning detection for dropped file 31->68
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca74d0e5b26cf6d8d5e3b04c607f4dacaf6fabc78d369dcb8d3637d6ce72e6bb/
Threat name:
Win32.Dropper.Dorifel
Create hunting rule
Status:
Malicious
First seen:
2021-10-18 01:58:12 UTC
AV detection:
17 of 45 (37.78%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zj2nbznsnt3nrvpdwbgga72nvsxw7k6hru3j3s4ngy35ntts425q._file
Verdict:
malicious
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:n5fq loader persistence rat suricata
Link:
https://tria.ge/reports/211018-fslc6adhfq/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Blocklisted process makes network request
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.hanseionlinemarketing.com/n5fq/
Unpacked files
SH256 hash:
2c445b887ee8e82dc1256c5042b465cf9294df5df96c3043f9927f21a9225b16
MD5 hash:
ee4f84d3e9caefcf462f319104860abd
SHA1 hash:
649465bbd208cbdc3e2b474ae35e17aca306d465
Detections:
win_temple_loader_w0
Create hunting rule
Link:
https://www.unpac.me/results/84446568-175a-4b79-9852-7df30d697fb1/
Parent samples :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 hash:
ca74d0e5b26cf6d8d5e3b04c607f4dacaf6fabc78d369dcb8d3637d6ce72e6bb
MD5 hash:
4abd8d3ec12d6ff657f7c72d39cd68f5
SHA1 hash:
ce06dedee28fe8dce78a915eba8f4cdda6e3f287
Link:
https://www.unpac.me/results/84446568-175a-4b79-9852-7df30d697fb1/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ca74d0e5b26c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ca74d0e5b26cf6d8d5e3b04c607f4dacaf6fabc78d369dcb8d3637d6ce72e6bb

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_SUSPICIOUS_EXE_UACBypass_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/198017/

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