MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58626b2130d20a2bacbcefa97d06dc1e4d55b123a86a3f074bd2e8212ee60ae8. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58626b2130d20a2bacbcefa97d06dc1e4d55b123a86a3f074bd2e8212ee60ae8
SHA3-384 hash: 132d35e380326586644ccb76e1e17a95f2b81095a66b243fab27274a220a8bfb21a52855ffa41bedf88328be6a38cdce
SHA1 hash: 7d8a0fa17e510fdb600a220022ef6cb290674970
MD5 hash: 6164d8194adabb8cd5619c9fe22e61c7
humanhash: princess-violet-kentucky-lion
File name:DK Purchase Order 2021 - 00041.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'028'096 bytes
First seen:2021-03-22 06:09:16 UTC
Last seen:2021-03-29 15:07:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:FlrGR0NZ+Q1f6UAO4Murwkv2V4G0g9f5YBgwgElOicaNubyxB0XJVxS:Fd14wy2t5Ug6/N4yxWXJj
Threatray 3'700 similar samples on MalwareBazaar
TLSH A425280523D96B89E27A97759474401687F8BD0DEB32EFADAD9470DA0A71B01CB37332
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DK Purchase Order 2021 - 00041.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-22 06:11:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b0e352c8-f7b2-4d4f-a6f1-3d04df37f20f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Artemis6164D8194ADA.31302.15944.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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/782e325b-b338-4e59-bbb0-175f8da36569
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/647317
Signature
.NET source code contains potential unpacker
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)
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)
Sample uses process hollowing technique
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: 372623 Sample: DK Purchase Order 2021 - 00... Startdate: 22/03/2021 Architecture: WINDOWS Score: 100 33 www.skiphire-wolverhampton.com 2->33 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 8 other signatures 2->47 11 DK Purchase Order 2021 - 00041.exe 3 2->11         started        signatures3 process4 file5 31 C:\...\DK Purchase Order 2021 - 00041.exe.log, ASCII 11->31 dropped 57 Injects a PE file into a foreign processes 11->57 15 DK Purchase Order 2021 - 00041.exe 11->15         started        18 DK Purchase Order 2021 - 00041.exe 11->18         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 20 explorer.exe 15->20 injected process9 dnsIp10 35 www.otokoikon.com 118.27.99.27, 49768, 80 INTERQGMOInternetIncJP Japan 20->35 37 puckerandwinkbeauty.com 160.153.136.3, 49759, 80 GODADDY-AMSDE United States 20->37 39 2 other IPs or domains 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 raserver.exe 20->24         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 24->51 53 Maps a DLL or memory area into another process 24->53 55 Tries to detect virtualization through RDTSC time measurements 24->55 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/58626b2130d20a2bacbcefa97d06dc1e4d55b123a86a3f074bd2e8212ee60ae8/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-03-22 04:08:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
38
AV detection:
3 of 47 (6.38%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lbrgwijq2ifcxlf456ux2bw4dzgvlmjdvbvd6b2l2lucclxgblua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
21ba0bed0b05a2ce68496e73a5c103fb5b815ac2c77e997f46e5d09666c1c978
Formbook
38272fb3fbcabee6980aeb4be9ae17147a7979dc415cb3cfbedc48cc298bbefa
Formbook
411e56b415d4c23a741958c3f1ada72b3e958c078d27c339678bb690b7a895c3
Formbook
50a189fe28198ad7f41cfefd5fef208b25ec79be1bdddb540f1c9fef45e4f393
Formbook
6c131f342e8226706ba1b39cc955852b022130c14ea12bd3b3cf340bbea25bf6
Formbook
7c201535a28746b62adfa831cfccac096903f5b17ee83b8364fc890fa70a59fd
Formbook
adcc2671f1168261ceace2da6f28a79e0b3bc2f774fac1d79f4628f494951d24
Formbook
b7d74de8e9514ca3fbfa4676be4433069bc913f86953a79d40c6272d5077242c
Formbook
db351de507bfb075469e69ffe4859653ca3b3d0729c0236a5d3f8fd935e01cde
Formbook
+ 3'690 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210322-skf4cjlrn6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.otokoikon.com/vsk9/
Unpacked files
SH256 hash:
c22b9993fd6abea236edcc1bf476bcd4a09015b4af09eedf660a43bf3d29a16f
MD5 hash:
1d1234ba19c430923b22f531bb19b369
SHA1 hash:
9868c1e97a3be16100a61b5ee1f7d2838b4782a8
Link:
https://www.unpac.me/results/10e83343-c8bf-474a-a058-f944fb45bd44/
SH256 hash:
58626b2130d20a2bacbcefa97d06dc1e4d55b123a86a3f074bd2e8212ee60ae8
MD5 hash:
6164d8194adabb8cd5619c9fe22e61c7
SHA1 hash:
7d8a0fa17e510fdb600a220022ef6cb290674970
Link:
https://www.unpac.me/results/10e83343-c8bf-474a-a058-f944fb45bd44/
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/58626b2130d20a2bacbcefa97d06dc1e4d55b123a86a3f074bd2e8212ee60ae8

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

File information

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

Malspam

Formbook

zip 3f2fde248e872893e40029672e4f2cfa5530b048fd9a1a5ae3ce1c6acda70dbe

Formbook

Executable exe 58626b2130d20a2bacbcefa97d06dc1e4d55b123a86a3f074bd2e8212ee60ae8

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 3f2fde248e872893e40029672e4f2cfa5530b048fd9a1a5ae3ce1c6acda70dbe

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