MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4a8d78909b8d84fcb3d01b91ddeab26615148da704621a3635ac869c9d5dcaf. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e4a8d78909b8d84fcb3d01b91ddeab26615148da704621a3635ac869c9d5dcaf
SHA3-384 hash: 0d84760d36ab12b71feb900e3dfd968e8a7e099d3c3a17f09ecf71796567aeb8549542e4c0c590d42d931a2dd4eb33e5
SHA1 hash: 0bef21b140c023b1158ba5d90f74fb761f1c573b
MD5 hash: 3745a1fe4166a96e06729c67fd1469c7
humanhash: don-ack-black-winter
File name:3745a1fe4166a96e06729c67fd1469c7
Download: download sample
Signature Formbook
Create hunting rule
File size:281'022 bytes
First seen:2022-10-27 16:47:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 6144:PweEU2uCgUVrQSDux93/mMvthm7pp7jsSLWVaKsTdDfYJfTd:z2uCg69Dux9Pmehm7pp/sSaVMZYJfTd
TLSH T16354022251D880F3D145D2B88E76B4BAFAB97731601D2E0B5E242E9D1A731C3D637C9E
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon e2ceaeaeb2968eaa (11 x Formbook, 5 x AgentTesla, 5 x AveMariaRAT)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
ISB1050433.docx
Verdict:
Malicious activity
Analysis date:
2022-10-27 11:50:59 UTC
Tags:
trojan opendir exploit cve-2017-11882 loader formbook stealer
Link:
https://app.any.run/tasks/d19e70d8-67a6-4985-851d-07547c9465c7

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/325029/
Detection(s):
SecuriteInfo.com.Trojan.Siggen18.64692.31111.23012.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Delayed reading of the file
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Searching for synchronization primitives
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/46046/overview
Behaviour
MalwareBazaar
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/37349ff3-1100-4ecb-8aef-b67be4540f81
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1099577
Behaviour
Behavior Graph:
n/a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4a8d78909b8d84fcb3d01b91ddeab26615148da704621a3635ac869c9d5dcaf/
Threat name:
Win32.Trojan.GenericML
Create hunting rule
Status:
Malicious
First seen:
2022-10-26 07:26:45 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 40 (70.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4sunpcijxdme7sz5ag4r3xvlezqvcsg2obdcdi3dllegtsov3sxq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:axe3 rat spyware stealer trojan
Link:
https://tria.ge/reports/221027-va526schfn/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Formbook
Unpacked files
SH256 hash:
6d90d28f0ef2fa7e0e629bc0e653b9cda5d7e142518d3ba2269c465f18b72eb3
MD5 hash:
980217113c4fb287c47fb2b59c9c207c
SHA1 hash:
97d847a8380650163826a0fd1ff3d84c9093ae29
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/9918a5a8-fc3c-4a34-81c2-dc59ae956ac1/
Parent samples :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 hash:
de11a456c948ba4282c7add9fb49e2a9ecc30dd91594298c63472b795c120d8b
MD5 hash:
57d646cb8f88dc43e80bef7392c6d1d5
SHA1 hash:
c0072144218ce3cd497c5c7515c3eabd8837b703
Link:
https://www.unpac.me/results/9918a5a8-fc3c-4a34-81c2-dc59ae956ac1/
SH256 hash:
5dbe88158dd2f1913f67b98a9505c38e370846583cadcb668c759a4b60e5cb48
MD5 hash:
6e99b51b6533fe7a1ed56fa1ea553b82
SHA1 hash:
fb422cda0e04c577528849b4400d8b1ff44e9589
Link:
https://www.unpac.me/results/9918a5a8-fc3c-4a34-81c2-dc59ae956ac1/
SH256 hash:
e4a8d78909b8d84fcb3d01b91ddeab26615148da704621a3635ac869c9d5dcaf
MD5 hash:
3745a1fe4166a96e06729c67fd1469c7
SHA1 hash:
0bef21b140c023b1158ba5d90f74fb761f1c573b
Link:
https://www.unpac.me/results/9918a5a8-fc3c-4a34-81c2-dc59ae956ac1/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/e4a8d78909b8d84fcb3d01b91ddeab26615148da704621a3635ac869c9d5dcaf

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

File information

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

Web download

Formbook

Executable exe e4a8d78909b8d84fcb3d01b91ddeab26615148da704621a3635ac869c9d5dcaf

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2387953/
Cape
Cape
https://www.capesandbox.com/analysis/325029/

Comments


Avatar
zbet commented on 2022-10-27 16:47:07 UTC

url : hxxp://104.168.32.131/150/vbc.exe