MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff3f7736a06e89ae300270369d83b922423c8a840903b30a8a21365c4b0b0628. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff3f7736a06e89ae300270369d83b922423c8a840903b30a8a21365c4b0b0628
SHA3-384 hash: 39be46a7313a26187b71ccb02aa2b4e982f1e050f9ee09a42be94cf0c5910272495a123c1e916df6174146ad5eda85c3
SHA1 hash: 5f1f5c065b47b178780b352e29ccac23f88b1459
MD5 hash: bca1ff010da42916a06b6dc524124863
humanhash: item-washington-seventeen-pip
File name:bca1ff010da42916a06b6dc524124863.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:820'736 bytes
First seen:2022-02-08 01:44:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:hK6ToJMcrsUGO8nsTOBKOM8gge7QonEKo7BNOSMSTmgHgQmHApuvrk96eezoPhg1:h5crfGFspRE1fxMSmUgQmHApuvrrGG
Threatray 13'145 similar samples on MalwareBazaar
TLSH T1A505D0AC35A179EFC41BC93299A87C60AA3071B783CBC6039157169C9E5DA57EF008F7
File icon (PE):PE icon
dhash icon b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
158
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bca1ff010da42916a06b6dc524124863.exe
Verdict:
Suspicious activity
Analysis date:
2022-02-08 01:51:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e068f682-fe11-456d-8a21-1f864b85d9ce

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/237378/
Detection(s):
SecuriteInfo.com.PUA.EmbeddedEXE-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6201cb264077c8b9a01e9416/reports/fd82df07-de1c-493e-a09a-699283cb1452/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8db02887-7b66-4bda-af4f-3b24c6fdab17
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/935750
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: Copying Sensitive Files with Credential Data
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/ff3f7736a06e89ae300270369d83b922423c8a840903b30a8a21365c4b0b0628/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-02-08 01:45:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0e803b7715385244cae58772b5b0da43b7cca6a97c5ffd182081eca8676ff5d7
Formbook
34fc8a270fda2856448cb455e3dca4d8210f5e83f25f1fa8339d8f428a449466
Formbook
4bc96a8bb1739c227e539a7aa4156cb6c1023a254e2660135351edbe9a7db8e2
Formbook
4d1ac5962b58c0bf6386b85fc1c2029efb0c8d5ccf0054733795eec1ea8b3291
Formbook
5f474b40c8bd056549cbf8b574f80bf8198d53f29bdb3ee5eb21db0700b71f7c
Formbook
703f4546b4adc3e685275a9840bafac150717c3259f629f6bf9bd8e5d191ad46
Formbook
7c7116c6a0f1e06e4c252ea45668b85c1fdf3f35216097be1208e14be4066b36
Formbook
a42b3919356aa815980faeac0fc6222bd4a2d6f6cc5bdc01c5a5f55014a9c66e
Formbook
dc65156bfa6da463f9eb980c3a551ba0cd494b53a55b3a2e9b41c766ca3c011c
Formbook
f777ad0feb1db2da7abb7c793515f7af49d06a7b4fc5904a9da436ccbd59ddc3
Formbook
+ 13'135 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:s9ne loader rat
Link:
https://tria.ge/reports/220208-b6fmlsbgek/
Behaviour
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
a7c9191926984533176b429c96b58523446d7d9d36c14abf7aa4e2e0457ad63c
MD5 hash:
98e44131b70d108dec197a48e5cec096
SHA1 hash:
c002a66b36e29bd79ad5b3f32d0a661ba0fd16f8
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/ca77e223-45fb-4f8a-90a5-c50ba1bfbc17/
Parent samples :
0afd047607e52ba3e4994fd71a66964ab2af835b661746cf12ab53368a40b7ad
ac9e5b47d04e1bbf51afdf5ede13d16ad23dadb174eb3ac0aec1c26d255b807d
ad50215575f299a7cc0aa9616f5e6f4f4ad43ed8d51f15403a519b8871d3547d
dec8cfd95e7f3b0db46981117fe82eb59daab642c20c1e1ecaffe45df22af8c8
beccec456cf3e74a220ae1c8fa65cc0f4ddef57bee5d4f2ec71ad7b99da52369
4f538ee6b8d7c6e779e1af1945dbcf1903947f45e707e68b1be0ce6a43b8041f
20142adbbec4e79cf460d90f427a580223ee0cab8e7946fb6e21133279949750
69c77fdb89867a4004fcfc8de12e3ea749456ecd8e7cd9a3e316e9b7d5093f48
d368e6da00a94aa2a44145cde60d85f8b29cf8634893769f243f503524e24043
4efd8009a4be3d178d95134fbea3a30b01f2053d60414bc77072330b58fb26ad
49811dca565bead069108819f9ad132a2214364381f97dcf7f0f439614cc8ff4
ff3f7736a06e89ae300270369d83b922423c8a840903b30a8a21365c4b0b0628
1575198d7ad60f56d2a14359f82de8b6d0a5fc3278c1b6dc55716b17873ab54f
9bceb9680d39094087add5289a7e19aa93168faf9c5f2465700b117d59e8d841
SH256 hash:
0cc119786b104cf0aa261a208bf38802b339774ff3d7a42afcd8329d2d7d21c9
MD5 hash:
263b5190f7ac42d83c756dcdf38147bb
SHA1 hash:
78f419fe3936ed7d603706c47230cd3e6ff79ffe
Link:
https://www.unpac.me/results/ca77e223-45fb-4f8a-90a5-c50ba1bfbc17/
SH256 hash:
4f188f18327dd472424577dbd2647b12455c3c07533a8393808ed85a9d4569d1
MD5 hash:
fc4e8dafe17b246992da3bf046e0bc5c
SHA1 hash:
44c560509438d51f5e261f10674dbe5cc0d991fd
Link:
https://www.unpac.me/results/ca77e223-45fb-4f8a-90a5-c50ba1bfbc17/
SH256 hash:
ff3f7736a06e89ae300270369d83b922423c8a840903b30a8a21365c4b0b0628
MD5 hash:
bca1ff010da42916a06b6dc524124863
SHA1 hash:
5f1f5c065b47b178780b352e29ccac23f88b1459
Link:
https://www.unpac.me/results/ca77e223-45fb-4f8a-90a5-c50ba1bfbc17/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ff3f7736a06e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Web download

Formbook

Executable exe ff3f7736a06e89ae300270369d83b922423c8a840903b30a8a21365c4b0b0628

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/237378/
  
URLhaus
https://urlhaus.abuse.ch/url/1962740/
  
Delivery method
Distributed via web download

Comments