MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
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SHA256 hash: 995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27
SHA3-384 hash: a06c8de2c8a982ff3588e8ba83c42cad6df069b2e4e86ebf6a61553abba592f00ebbd11a80f83e04ebccad369e504c7b
SHA1 hash: 3589441b7ecc285ff578d390fffdac2f53b139b9
MD5 hash: bc6a5aee704817d8a6deba0f9e32d89d
humanhash: kansas-double-alabama-maryland
File name:BOQ and MEP WORKS.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:246'880 bytes
First seen:2022-04-07 12:02:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:HNeZmw8YbzUQO1R89xx+ysc9OM77Puw0z31ZzfxPhzjL6yQR9j/w3C:HNlw9HFOo93zH9OvwQ3PjrzjFo/w3C
Threatray 14'730 similar samples on MalwareBazaar
TLSH T157341210BAA4D1A7D8A349F8053A576B3EFF9A0640B8374F4760BB1E7C21391DD1E762
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
275
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
BOQ and MEP WORKS.exe
Verdict:
Malicious activity
Analysis date:
2022-04-07 12:08:23 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/09b66369-5890-418d-8483-e2bbb5f2696a

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/261704/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.1.8362.22941.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Reading critical registry keys
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/12993/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe formbook overlay packed python shell32.dll virus
Link:
https://www.filescan.io/uploads/624ed2f7bbd90911a28efa9c/reports/393d169b-8bd4-4099-ab14-0fae21795ad5/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a3cc50c0-b22b-4759-921e-300be0fdce39
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/972341
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
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 dnsIp2 2 Behavior Graph ID: 604828 Sample: BOQ and MEP WORKS.exe Startdate: 07/04/2022 Architecture: WINDOWS Score: 100 32 www.doctor-snooze.com 2->32 34 doctor-snooze.com 2->34 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 6 other signatures 2->54 11 BOQ and MEP WORKS.exe 18 2->11         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\mhjjfcvpa.exe, PE32 11->30 dropped 14 mhjjfcvpa.exe 11->14         started        process6 signatures7 64 Tries to detect virtualization through RDTSC time measurements 14->64 17 mhjjfcvpa.exe 14->17         started        process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 17->42 44 Maps a DLL or memory area into another process 17->44 46 Queues an APC in another process (thread injection) 17->46 20 systray.exe 12 17->20         started        24 explorer.exe 17->24 injected process10 dnsIp11 56 Modifies the context of a thread in another process (thread injection) 20->56 58 Maps a DLL or memory area into another process 20->58 60 Tries to detect virtualization through RDTSC time measurements 20->60 26 cmd.exe 1 20->26         started        36 www.annanilsen.com 54.86.215.253, 49798, 49803, 80 AMAZON-AESUS United States 24->36 38 www.ldjvnss.com 24->38 40 2 other IPs or domains 24->40 62 System process connects to network (likely due to code injection or exploit) 24->62 signatures12 process13 process14 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2022-04-07 11:52:24 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 41 (51.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tfpnlkd67smm7rc43aini4f3pkrivdszrwske5iwrev77xezvqtq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1c2f6b38af555e63c11d8dd6bebf23031802d079556720108ba51d5d87418fdc
Formbook
2ed8aeaf73ee1a3caf7eb0be7814868c4100efbe1b021e2d964db3b638dc7f3c
Formbook
308d882a5267dc2b1e74498c052ad6f0ba7e29544f8872600586b9d2dfe798f9
Formbook
4a7aa26a59cccaa38181f61e413214368bd2cb3b8aa9c93c8694cc7d37591a3f
Formbook
51ca9a86ecb638b2805cd27a752159a05d4a3317c11ea43fb0f0cca78601c8dc
Formbook
aaa025e66e7edbf2120c46ca3f09420caf7a71ff6c52cd64ff69198b339778ed
Formbook
c652919676cc6f3ea808c6e1023de343d27ed8f72f4f1b94523c4ecfb09bf223
Formbook
d9950b4ee72ba5d966404150d11764c0bd5de8c76f605c615b95428036733472
Formbook
ec575e5cdf3da323c27e65f3042586173ca50ba0682b733a61f0b47f80c3004e
Formbook
+ 14'720 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:dn19 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220407-n71qdscfgm/
Behaviour
Gathers network information
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
75f0e20d3952be0efac0521fd7b76ab9002a8436f66d4ef19c84402706afec38
MD5 hash:
24120c4a50f32c6a057cd17071981fb2
SHA1 hash:
dc0ba6ff6088750fd49d871b3aba2fef486f16aa
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/864f345e-4adc-48fb-a204-1836471d04b6/
Parent samples :
a1844c54e3b36bd69aeeeea0ddd335114f344f20904fcdfcd5a3980328ebf19c
aaa025e66e7edbf2120c46ca3f09420caf7a71ff6c52cd64ff69198b339778ed
d301b5b6aa982ba02745d7f75db0cfbb9453cfaf136fc8e334c0592292f6a511
995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27
SH256 hash:
44c2b85922f6e2212108dceaad44d47121375738f59d3fff31e47d51ef36a496
MD5 hash:
5bb4848da66045c7d35b0d0e507db4fd
SHA1 hash:
a1e2935ffba7cfddf500dd4e1cddd3cde9275ae0
Link:
https://www.unpac.me/results/864f345e-4adc-48fb-a204-1836471d04b6/
SH256 hash:
995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27
MD5 hash:
bc6a5aee704817d8a6deba0f9e32d89d
SHA1 hash:
3589441b7ecc285ff578d390fffdac2f53b139b9
Link:
https://www.unpac.me/results/864f345e-4adc-48fb-a204-1836471d04b6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/995ed5a87efc/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/995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27

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
Create hunting rule
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 995ed5a87efc98cfc45cd810d470bb7aa28a8e598da4a27516892bffdc99ac27

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/261704/

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