MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5. 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 3 File information Comments
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SHA256 hash: ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5
SHA3-384 hash: 32dc31205a4bcdd496a22c8a10415c19fcdaeba38b0ffbca6216c89c8530519fd04b7c1a1606fbd075fa77c80a4b17cb
SHA1 hash: 57d1745c7565a158b3fcd4637aaaaf9efbf520e7
MD5 hash: 736bd72479bc27bc54f85c7d2db05ac4
humanhash: bluebird-maine-music-six
File name:20'HOC0039119.pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:882'688 bytes
First seen:2022-07-12 12:18:13 UTC
Last seen:2022-07-12 12:48:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Jpt0vrxim1ge3xgxzBZA3Y9UgDkBjZEdu4ZTei+svjpuLw86Iojjm9kGwYjtGNyF:SvrRFIzg3+U5DEdrTHjvgwssNa
TLSH T1F715F11AFF66CF65D2185B36C8F70B4813749776C212EF8F2BE911652C133A69C82AC5
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 18a219d4d4198a10 (20 x AgentTesla, 12 x Formbook, 10 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
377
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
20'HOC0039119.pdf.exe
Verdict:
Malicious activity
Analysis date:
2022-07-12 12:24:17 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/37fdf666-ee69-4c51-9bc7-58c7bbe0a8f4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Olock.1.22681.31475.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a process from a recently created file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm packed wacatac
Link:
https://www.filescan.io/uploads/62cd66bb7d5b150059f8ae04/reports/24c1c71f-f2c5-44b8-b8bd-c061ede0ef38/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/699cbf2c-b35c-47d5-a6d2-ee53194d0fd5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1029435
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in 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)
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
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 661939 Sample: 20'HOC0039119.pdf.exe Startdate: 12/07/2022 Architecture: WINDOWS Score: 100 39 www.pretofarias.mba 2->39 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 8 other signatures 2->49 11 20'HOC0039119.pdf.exe 19 2->11         started        signatures3 process4 file5 31 C:\Users\user\...\20'HOC0039119.pdf.exe.log, ASCII 11->31 dropped 33 C:\Users\user\AppData\...\user.config (copy), XML 11->33 dropped 35 C:\Users\user\AppData\...\qbkjed2r.newcfg, XML 11->35 dropped 37 5 other malicious files 11->37 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 15 20'HOC0039119.pdf.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 41 www.d617turjne16azfoelu9575.com 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 wlanext.exe 18->22         started        25 autochk.exe 18->25         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-07-12 12:19:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5iutqvqgsexa2fwk7s45icjd437tnzd4ezmun7rzx3f5lkost62q._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:auh4 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220712-pg6pdsceg3/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Formbook payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
af40976e5ce3776a6eef45473ac5793d717d18ab0f0176572534b2873d43318a
MD5 hash:
667cc5c5511fe871e3b0872add9f989b
SHA1 hash:
1c9d8823e3fee6b3c34a65893af50cbb44f8b244
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
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FormBook
Create hunting rule
Link:
https://www.unpac.me/results/281aead8-331e-4bf3-8492-3fa73a870c9e/
Parent samples :
240a0d83266f5f28e7068ddcccdbb6e1a495b0543cebf903bb5c0ac4958639aa
9398819a8c024f06a4ff7c0ee671f4461dc701ec8bb7693b618c751449bd8439
def10ac7fe6828b49592e25748378c1b695e31b37c6beb66f52523ae3523d94a
ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5
346ecaefae05b05fb5779e1131b246b148107821725a25062001bc0459c59406
SH256 hash:
6f4cda18157722edcd242e0c10cc18deea5aa3a349680aa8b157720dc8829993
MD5 hash:
c5a6bba1ea2cadec4cdf5477e62ea64b
SHA1 hash:
f4376d51073613df4951bf087c7af89997f59edc
Link:
https://www.unpac.me/results/281aead8-331e-4bf3-8492-3fa73a870c9e/
SH256 hash:
ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5
MD5 hash:
736bd72479bc27bc54f85c7d2db05ac4
SHA1 hash:
57d1745c7565a158b3fcd4637aaaaf9efbf520e7
Link:
https://www.unpac.me/results/281aead8-331e-4bf3-8492-3fa73a870c9e/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ea2938560691/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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 ea29385606912e0d16cafcb9d40923e6ff36e47c265946fe39becbd5a9d29fb5

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment

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