MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c36efec6a47aedadaf7b581deea921edf787839d068d1043c510f37a88abbb50. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c36efec6a47aedadaf7b581deea921edf787839d068d1043c510f37a88abbb50
SHA3-384 hash: a24bb96a4f80de41f683e26040d1b3aeb63e0142304ad9a8ccf5e3b1f1cf36b135a3b57c8826dcd3c150dce676e12fb2
SHA1 hash: bbde0c5e5159e662065497d4a660efb8f058ec9a
MD5 hash: 34fbc1d73d1cb678f357b959397df8f1
humanhash: asparagus-bravo-queen-mountain
File name:euro order.com
Download: download sample
Signature Formbook
Create hunting rule
File size:989'184 bytes
First seen:2022-09-06 10:57:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:tZ5LXY+mzo3bvPZxxiXcV1RQtxVXv4dbch4cD4b:f5blmzMpxxf1ROPv4doh4cm
TLSH T13C250289A584C7B6F4270B7001B1F12485BEBE1591B5C3DCBFDFB3E845A9B029617A06
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)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
323
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
euro order.com
Verdict:
Malicious activity
Analysis date:
2022-09-06 10:59:58 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/b12a9bcb-ebef-48a9-bda1-759a4a17e324

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/308163/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1427-2.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
fareit packed remcos
Link:
https://www.filescan.io/uploads/631727bc78eab9b15ea17a6d/reports/3e5ab360-81d0-473a-9ed1-65443cb32fdd/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/3009a88b-f05d-4255-8734-1c811f03e28a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1065583
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
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)
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
Snort IDS alert for network traffic
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
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c36efec6a47aedadaf7b581deea921edf787839d068d1043c510f37a88abbb50/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-01 08:27:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
27 of 40 (67.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ynxp5rveplw23l33lao65kjb5x3ypa45a2graq6fcdzxvcflxnia._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:o5df rat spyware stealer trojan
Link:
https://tria.ge/reports/220906-m2tjfsghhq/
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 WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
d8f509f87fc41258dc81bb9720bdfa51638bf05853919ec3c3f352c39d516919
MD5 hash:
db7de8cdb8b497daba268a0c1617daa6
SHA1 hash:
81ab6e1a15c8ac64602677516c2ec9c86ab1fe80
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/31820367-4056-4d91-9cfd-43ac8d2ade89/
Parent samples :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 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/31820367-4056-4d91-9cfd-43ac8d2ade89/
SH256 hash:
b8343cae38160cf5847da9e208d0bfb97a1686d63798a4c71bcd5aa85c288e2a
MD5 hash:
ca9fc92b5d29055f7b6251592b532906
SHA1 hash:
c300ff549ace04bb11009185d4af8955bebd71c4
Link:
https://www.unpac.me/results/31820367-4056-4d91-9cfd-43ac8d2ade89/
SH256 hash:
8a24ca57c1e7fd62e7ff62fa513c445a31b9a4a042fe4e586bdc9e0938056bfa
MD5 hash:
90c22937acbb4b700dfe186efea6aefc
SHA1 hash:
a1ad2581313375a2d694a8102b6df1560154cb7e
Link:
https://www.unpac.me/results/31820367-4056-4d91-9cfd-43ac8d2ade89/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/31820367-4056-4d91-9cfd-43ac8d2ade89/
SH256 hash:
c36efec6a47aedadaf7b581deea921edf787839d068d1043c510f37a88abbb50
MD5 hash:
34fbc1d73d1cb678f357b959397df8f1
SHA1 hash:
bbde0c5e5159e662065497d4a660efb8f058ec9a
Link:
https://www.unpac.me/results/31820367-4056-4d91-9cfd-43ac8d2ade89/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c36efec6a47a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/c36efec6a47aedadaf7b581deea921edf787839d068d1043c510f37a88abbb50

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: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 c36efec6a47aedadaf7b581deea921edf787839d068d1043c510f37a88abbb50

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/308163/

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