MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
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SHA256 hash: 7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c
SHA3-384 hash: 24612c220674c5b864c5b7acc04f0425d5083a5bd64aacb8288ba63f52ed9d1b36a4681e49052e4629295a1c593182fc
SHA1 hash: 6f6eb4f3ddd4a8d1dad3866fd589c86e139016f8
MD5 hash: ac8277c3692625aef76c998dad8efe60
humanhash: ohio-princess-mockingbird-west
File name:RFQ#70005745623000.exe
Download: download sample
Signature Formbook
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File size:228'228 bytes
First seen:2022-05-18 12:39:42 UTC
Last seen:2022-05-18 13:35:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 742 x AgentTesla, 435 x GuLoader)
ssdeep 6144:KYa6vVGpY1EDqBvvlVMWQvmjpN0pey/NpRAqX:KY9VGSED6VMTpeqVb
TLSH T1F224F1C1FD18C493F8BB163254361A566BB5EC35EC28920F2790FB982D776E3A51B702
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 64e0c8d8c0d8d8e4 (4 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
273
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
RFQ#70005745623000.exe
Verdict:
Malicious activity
Analysis date:
2022-05-19 00:07:15 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/7abb5a9c-425a-41b6-ae84-7555e62812bc

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/272099/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.3.22878.6938.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/18730/overview
Behaviour
MalwareBazaar
Gathering data
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9d398579-18bf-420d-bd1f-8d02b694e0be
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/996779
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 dnsIp2 2 Behavior Graph ID: 629274 Sample: RFQ#70005745623000.exe Startdate: 18/05/2022 Architecture: WINDOWS Score: 100 37 www.genesisfoundry.com 2->37 39 www.appcast-60.com 2->39 57 Found malware configuration 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for URL or domain 2->61 63 4 other signatures 2->63 12 RFQ#70005745623000.exe 19 2->12         started        signatures3 process4 file5 35 C:\Users\user\AppData\Local\...\jkvdyzoqu.exe, PE32 12->35 dropped 15 jkvdyzoqu.exe 1 12->15         started        process6 signatures7 73 Multi AV Scanner detection for dropped file 15->73 75 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->75 77 Tries to detect virtualization through RDTSC time measurements 15->77 79 Injects a PE file into a foreign processes 15->79 18 jkvdyzoqu.exe 15->18         started        21 conhost.exe 15->21         started        process8 signatures9 49 Modifies the context of a thread in another process (thread injection) 18->49 51 Maps a DLL or memory area into another process 18->51 53 Sample uses process hollowing technique 18->53 55 Queues an APC in another process (thread injection) 18->55 23 explorer.exe 18->23 injected process10 dnsIp11 41 www.wlnhcl.com 151.80.13.34, 80 OVHFR Italy 23->41 43 www.luciamoca.com 217.160.0.87, 49803, 80 ONEANDONE-ASBrauerstrasse48DE Germany 23->43 45 4 other IPs or domains 23->45 65 System process connects to network (likely due to code injection or exploit) 23->65 27 cmd.exe 12 23->27         started        signatures12 process13 dnsIp14 47 www.wlnhcl.com 27->47 67 Modifies the context of a thread in another process (thread injection) 27->67 69 Maps a DLL or memory area into another process 27->69 71 Tries to detect virtualization through RDTSC time measurements 27->71 31 cmd.exe 1 27->31         started        signatures15 process16 process17 33 conhost.exe 31->33         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c/
Threat name:
Win32.Trojan.LokiBot
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Status:
Malicious
First seen:
2022-05-17 23:57:56 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=po2rlrkwbmx44ifhusdweya3b3hm2n727igouquv2tkdbv73c5wa._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:dx3n loader rat suricata
Link:
https://tria.ge/reports/220518-pv673shgb9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
8d11c44217375b32171826b6a0827a5bd59c576cd07ac0d91e617c9b34d7f9cb
MD5 hash:
01e5a71d364fd7c6a3419a0863846609
SHA1 hash:
0effe309b66fc808a67ba7469448411dc4aa28f6
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/0056e0a2-1d9c-4d13-b4af-d78ffcfe5ef5/
Parent samples :
2affbb57b10032083dc1fe15a3c1ff1a2aa0b59f74b4ac6d094e94db6a650faa
62db306fa20a6e4ee6de466495fcbee3a4300ac4c08fa28059258065e969b3d8
7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c
SH256 hash:
a4ee4e6bba6962999249fdef64ffe7a2da63bd4d43cf08fa891549ab22491069
MD5 hash:
f5ee0c26b60818d9b44ee1a752422484
SHA1 hash:
17cca5905d54cba7a852c808fc360ab094b07e87
Link:
https://www.unpac.me/results/0056e0a2-1d9c-4d13-b4af-d78ffcfe5ef5/
SH256 hash:
7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c
MD5 hash:
ac8277c3692625aef76c998dad8efe60
SHA1 hash:
6f6eb4f3ddd4a8d1dad3866fd589c86e139016f8
Link:
https://www.unpac.me/results/0056e0a2-1d9c-4d13-b4af-d78ffcfe5ef5/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7bb515c5560b/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/7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c

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:malware_Formbook_strings
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Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
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.

Malspam

Formbook

Executable exe 7bb515c5560b2fce20a7a48762601b0ececd37fafa0cea4295d4d430d7fb176c

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/272099/

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