MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a. 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
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SHA256 hash: 89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a
SHA3-384 hash: 6451a4110c0ef3b3521f57fbad615caed7f234ae9b875888a98a30736c56fe04f1713a406b19fdafe092f7e5abde7d1a
SHA1 hash: 063adefce30931665661dd45e9187fb117bb2fb4
MD5 hash: 06055bcfb3483028936e03b13dc84330
humanhash: mars-november-india-robin
File name:Quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:671'232 bytes
First seen:2021-09-03 05:55:42 UTC
Last seen:2021-09-06 12:57:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:aFJLgGfFrBp4HRt7rLWoSkSdRvvRGHKuhpwZmMjyaHDN4id157g+C:iBpg9SkSdRHRxipwkM+ajXhg+C
Threatray 8'860 similar samples on MalwareBazaar
TLSH T1A9E41B3E19FE23279176C7D5CBE48827F6C498AF3233A96467D747264306A4635C322E
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
3
# of downloads :
232
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quotation.exe
Verdict:
Malicious activity
Analysis date:
2021-09-03 05:57:52 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/3fa98451-de51-4bc9-8e26-6c4fa4c615a6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/185019/
Detection(s):
SecuriteInfo.com.Malware.AI.2407246212.2401.26954.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7e96e86b-245a-4e22-9d7e-7de806f5a023
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/844535
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 476966 Sample: Quotation.exe Startdate: 03/09/2021 Architecture: WINDOWS Score: 100 33 www.univisionghana.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 11 other signatures 2->47 11 Quotation.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\Quotation.exe.log, ASCII 11->31 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 Quotation.exe 11->15         started        18 Quotation.exe 11->18         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 20 explorer.exe 15->20 injected process9 dnsIp10 35 www.jewelform.net 91.195.240.12, 49743, 80 SEDO-ASDE Germany 20->35 37 cryptonnetwork.com 178.210.160.244, 49741, 80 PREMIERDC-VERI-MERKEZI-ANONIM-SIRKETIPREMIERDC-SHTR Turkey 20->37 39 14 other IPs or domains 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 rundll32.exe 20->24         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 24->51 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55 57 Tries to detect virtualization through RDTSC time measurements 24->57 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-09-03 02:53:49 UTC
AV detection:
11 of 43 (25.58%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rhfhtukvqevjcbews5aj4wuat2ruevdrkryf5xpj37f3oru4eefa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
257432b5ffbd5ae253f6be351f71f968d407f15e7f5ea78d7b613c7d663eba9c
Formbook
3f389ee6edf6cdec4d0fe9c558f8eeca82b1b76bf3f98ac15308449bf9b8a2d0
Formbook
5dd7c49d8d8da5f95a33098900d2968aa7d98fd573b42974507030d12f7e17ff
Formbook
5f5bdb63c5c4b607f48dcac4a38f619f948f567b5c79885f9c6e89e91bcdcee5
Formbook
64550a0d3d1c28b1ec50006327a707b7287997aa7ca146153440935a033ccb97
Formbook
6ce6f6c16310e90a3d624750f1d7146aa4d2e8baa04d409133869199d4a5d23a
Formbook
8f20faa7f6518392ef652a0bde4cd71a1f693b08d633a6b116e1da4b8b9122f8
Formbook
+ 8'850 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:bqt25 loader rat suricata
Link:
https://tria.ge/reports/210903-gm44rafffn/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.jinmisadiq.com/bqt25/
Unpacked files
SH256 hash:
64b65399d0eaffb74db06fa149c73f43d74a2bcef1846ebcfe2123e39e2f1f67
MD5 hash:
2b6e746da9a57b242137034177846673
SHA1 hash:
ff41d0c14ecc2523a23b742d22d1a110220c75a3
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f9e374fa-4d94-40cf-840c-34508ddfe9a8/
Parent samples :
3f389ee6edf6cdec4d0fe9c558f8eeca82b1b76bf3f98ac15308449bf9b8a2d0
5f5bdb63c5c4b607f48dcac4a38f619f948f567b5c79885f9c6e89e91bcdcee5
8f20faa7f6518392ef652a0bde4cd71a1f693b08d633a6b116e1da4b8b9122f8
5dd7c49d8d8da5f95a33098900d2968aa7d98fd573b42974507030d12f7e17ff
89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a
8239bf37b4ea55f7ac1a1e4dbeaef7107b48861ca29815764528b57efc78098d
SH256 hash:
9a569be1313734a7a5657149f890204e1246833e80ac0e45c15b9ebc972cfa99
MD5 hash:
db1ca79a10eb8debc020653b67a41ed4
SHA1 hash:
c9aff868749946879d85e0c75c11a085d3c244c2
Link:
https://www.unpac.me/results/f9e374fa-4d94-40cf-840c-34508ddfe9a8/
SH256 hash:
868b808262c961158c7287fb2b61c37baac5d2c85d4367041af1ce3c3a9b3349
MD5 hash:
6c584cc0b22ba30adbe54c9b037cf850
SHA1 hash:
8a2b670b121e38e848a642b64c1df45cdd646274
Link:
https://www.unpac.me/results/f9e374fa-4d94-40cf-840c-34508ddfe9a8/
SH256 hash:
89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a
MD5 hash:
06055bcfb3483028936e03b13dc84330
SHA1 hash:
063adefce30931665661dd45e9187fb117bb2fb4
Link:
https://www.unpac.me/results/f9e374fa-4d94-40cf-840c-34508ddfe9a8/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/89ca79d15581/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a

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_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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 89ca79d155812a91049697409e5a809ea342547154705edde9dfcbb7469c210a

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/185019/

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