MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15
SHA3-384 hash: 6acc1d824dcc2b731854b9ce699b0e6ca2b315fb6eb4d189d9e0be60e717362a561d4a1453145a5ba17ad97e26cdd659
SHA1 hash: 0a7f8bf41a2c8118c0887be3d7e4d41df826c8d3
MD5 hash: 6ef72004465836cbb503bbe61a48dbd9
humanhash: snake-comet-double-queen
File name:73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15
Download: download sample
Signature Formbook
Create hunting rule
File size:185'856 bytes
First seen:2023-02-20 08:44:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 3072:oqXONkOlwpno75f3esylwb6y1KNHs8v6Z/mZjiLBGm:Yjfe7G6y1KNkZ/KGL
Threatray 1'759 similar samples on MalwareBazaar
TLSH T1A9049E32D642C031F2B201B5F6BD1B7B4C3E0E343255A0E6A3E216A55EE49A9F17931F
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
203
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15
Verdict:
No threats detected
Analysis date:
2023-02-20 09:31:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/dff8e974-944e-4799-b6f3-76f41e819450

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/368328/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Banker1.29984.UNOFFICIAL
Create hunting rule

Win.Malware.Formbook-7399661-0
Create hunting rule

Win.Malware.Formbook-9951997-0
Create hunting rule

Win.Malware.Formbook-9964980-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
67%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/63f33318b53d126ad26343c6/reports/1dd784b7-360a-4646-a214-4bad906a0f66/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15
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/f00d2c23-f230-4dd4-a03d-91d73e04d472
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1179118
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in 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)
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
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-02-20 08:45:27 UTC
File Type:
PE (Exe)
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=opv3piewtakv7jffkbl6g3c77wsywmeuazyjkxfx4lwp6wrurmkq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
08c1559e163d8289bc2dacb9eaca914058628b31f2d4bc88f52e4491ede7bb55
Formbook
2d3c7fefde60268ec96906144d74058651f6d5d7ed5993a8b1ed00ca40a2d7f0
Formbook
5fa79245acfe001f7b4269dadbe7b8ca5c4e3dbe5445b56c3f53c29c28bcb06b
Formbook
860942d3b0190341282f2ae2d76d65f0374698fc48852aeda79966130bd68216
Formbook
95eea6606746af642726f423f651e78b52dc8652033b9ca6439a95248df0fde2
Formbook
9b527164a5fead2d01d08270831bb0a22f0665322f2691bbc7e1171d873a5314
Formbook
bedb5ef007caf41eb52f0331f1fdf5997271a828df7adb1e1132063129eba99e
Formbook
f51bdb3c0026435904048abffb411be8b57143de59d0e66a3e2dfa3f2e5692ad
Formbook
+ 1'749 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:k04s rat
Link:
https://tria.ge/reports/230220-knqjjaac24/
Behaviour
Suspicious behavior: EnumeratesProcesses
Unpacked files
SH256 hash:
73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15
MD5 hash:
6ef72004465836cbb503bbe61a48dbd9
SHA1 hash:
0a7f8bf41a2c8118c0887be3d7e4d41df826c8d3
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/29606e22-384d-4cc6-9d6b-1a844f875ece/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/73ebb7a09698/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15

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:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

Executable exe 73ebb7a09698155fa4a55057e36c5ffda58b30940670955cb7e2ecff5a348b15

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/368328/

Comments