MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b985974efb3d7555b61cec77f2667cd6aca5f74a07f712b3aa58a54aa03bebb. 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 3 File information Comments
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SHA256 hash: 9b985974efb3d7555b61cec77f2667cd6aca5f74a07f712b3aa58a54aa03bebb
SHA3-384 hash: 102344a961c26f5bd69429f8894a8785313ec510a0a0ee874b6ecb912731cddc3ec2cd9393816954d052f1a3e9c82622
SHA1 hash: 838e6c7f24bef22088d140c851cd1a3c35c9f241
MD5 hash: 8e6c4dd7ce47a6a456438eb5df06e52c
humanhash: virginia-saturn-autumn-victor
File name:ORIGINAL PROFORMA INVOICE COAU7220898130,PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:466'782 bytes
First seen:2021-08-03 13:01:06 UTC
Last seen:2021-08-07 06:52:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 47132e7294d9df76f8ee6d6805dd5e2d (5 x Loki, 4 x Formbook, 1 x BitRAT)
ssdeep 6144:x5PmRalZzw8XucGRfFwCS+94o8DbXZk5c33aBBwVcV9gxvn0:xNmRgdXunRtGPzXXZqYKk2Vb
Threatray 7'286 similar samples on MalwareBazaar
TLSH T18DA4E00771C09821E7E479365F64D5B11B2AFD5D0A108E2F2AF81E2F3EFC2C39625A65
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
159
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ORIGINAL PROFORMA INVOICE COAU7220898130,PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-08-03 13:03:23 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e419f9f2-1e6e-4968-a486-39c0f358464b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/176053/
Detection(s):
SecuriteInfo.com.Generic.Cryptor.X.6285D7FF.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
DNS request
Connection attempt
Sending an HTTP GET request
Forced shutdown of a system process
Unauthorized injection to a system process
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d00be473-7003-4f10-bf0d-76655b74bff7
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/826409
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
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
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 458836 Sample: ORIGINAL PROFORMA INVOICE  ... Startdate: 03/08/2021 Architecture: WINDOWS Score: 100 31 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 8 other signatures 2->37 9 ORIGINAL PROFORMA INVOICE  COAU7220898130,PDF.exe 2->9         started        process3 signatures4 39 Maps a DLL or memory area into another process 9->39 12 ORIGINAL PROFORMA INVOICE  COAU7220898130,PDF.exe 9->12         started        process5 signatures6 41 Modifies the context of a thread in another process (thread injection) 12->41 43 Maps a DLL or memory area into another process 12->43 45 Sample uses process hollowing technique 12->45 47 Queues an APC in another process (thread injection) 12->47 15 control.exe 12->15         started        18 explorer.exe 12->18 injected process7 dnsIp8 49 Modifies the context of a thread in another process (thread injection) 15->49 51 Maps a DLL or memory area into another process 15->51 53 Tries to detect virtualization through RDTSC time measurements 15->53 21 cmd.exe 1 15->21         started        25 195.12.172.229 TELIA-LIETUVALT Lithuania 18->25 27 103.113.95.99 NANBIAN-CNNingboNanbianTuoluoXinxiJishuCoLtdCN China 18->27 29 5 other IPs or domains 18->29 55 System process connects to network (likely due to code injection or exploit) 18->55 signatures9 process10 process11 23 conhost.exe 21->23         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/9b985974efb3d7555b61cec77f2667cd6aca5f74a07f712b3aa58a54aa03bebb/
Threat name:
Win32.Ransomware.Cryptor
Create hunting rule
Status:
Malicious
First seen:
2021-08-03 10:14:46 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
22 of 46 (47.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tomfs5hpwplvkw3bz3dx6jthzvvmux3uub7xckz2uwffjkqdx25q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2dd1a191789c0c1c524360cb9750eb20280de0afbc9f1830a75557dd47988808
Formbook
2fcedf25cd8c0df5db7864ff3663f6a923eb3cdf1a30619a2eeb69df58e1c4f1
Formbook
3c4255b2391d019d1f020b5a8c65dfe031b06344fe9ebe591b21397ad993af66
Formbook
42081326f379275d4b731f76f2d932cd72cd2c404ed654ee281b66b08e59f6f7
Formbook
6d308c2e93c341ef11c0b14420e158fd650c637190a4daedf003ec091e703a85
Formbook
6f1507120710fd267c7d2b6aa1d63cec192e4eb904675f260a8e2e18ebfc4b99
Formbook
6f536ae781fd98358126408aa6991b4bb3ec3f9940929a22b25f785b71ec770d
Formbook
788510bf3fc20aacc76bd0ed1884ff8452f4e79023f2f3ad3072efbd7e74139d
Formbook
bc4765682b3b1250e178d1154cfd56fbe1fb4ac0c8e8346d9e6f3ed6c661907d
Formbook
e1fee7ee20f6d3bd6e913baeae737c558014454223d552c125c3f963e7c1a843
Formbook
+ 7'276 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat suricata
Link:
https://tria.ge/reports/210803-e1q46qt6rx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.sutsci.com/d8ak/
Unpacked files
SH256 hash:
f1098cf2ae8172065704ec8de1019c12ad33f32702a85de4cf0d031b9ecffb4f
MD5 hash:
93ce48f18608490a9aa3dce9a0db8d1d
SHA1 hash:
be8942eb02cee58663c7db1b1e14d08e77abd406
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/2938327d-e607-4458-8e93-994782f5ae37/
Parent samples :
2fcedf25cd8c0df5db7864ff3663f6a923eb3cdf1a30619a2eeb69df58e1c4f1
42081326f379275d4b731f76f2d932cd72cd2c404ed654ee281b66b08e59f6f7
9b985974efb3d7555b61cec77f2667cd6aca5f74a07f712b3aa58a54aa03bebb
ea38a026b9c1764cc7e1028c9674c2cb6fef4c4861ba643976c686ea79d040f8
8c0e95028944337b1e8a9e8dcc4ba141b535a4ee7dde151ca464238976039337
SH256 hash:
9b985974efb3d7555b61cec77f2667cd6aca5f74a07f712b3aa58a54aa03bebb
MD5 hash:
8e6c4dd7ce47a6a456438eb5df06e52c
SHA1 hash:
838e6c7f24bef22088d140c851cd1a3c35c9f241
Link:
https://www.unpac.me/results/2938327d-e607-4458-8e93-994782f5ae37/
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/9b985974efb3d7555b61cec77f2667cd6aca5f74a07f712b3aa58a54aa03bebb

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
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:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/176053/

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