MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa3a477577604a91938f7650b04d3dfaa1d8ec12578d3bb2618817529c8b5797. 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: 19

Intelligence 19 IOCs YARA 1 File information Comments

SHA256 hash:	fa3a477577604a91938f7650b04d3dfaa1d8ec12578d3bb2618817529c8b5797
SHA3-384 hash:	06e8a10930969f74a8b891af749867797445228c2ba9177dff4b70143cd5fa3c624d93a7f9e6ff65003a2345c51aa376
SHA1 hash:	db21cd510a5bb8953fdf63ad0785ba22ccc99403
MD5 hash:	d7dce4a617bf4fd2c8a461c8100d0875
humanhash:	emma-ack-steak-lithium
File name:	UPDATED SOA.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	243'267 bytes
First seen:	2023-07-04 06:40:09 UTC
Last seen:	2023-08-17 05:32:52 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep	6144:vYa6fnp4hNwItFltkcQJ4+DGbO7tO23Ni3PmPZGra:vYVnp4HwItTtX1qOIEOxG+
Threatray	3'397 similar samples on MalwareBazaar
TLSH	T15534121426E7D47BEDA10A721EBB2625BEF1E90F29F0868F93505FADBC61290D40D317
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):
dhash icon	b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter	cocaman
Tags:	exe FormBook Shipping

Intelligence

File Origin

# of uploads :

# of downloads :

265

Origin country :

Vendor Threat Intelligence

Malware family:

formbook

ID:

File name:

UPDATED SOA.exe

Verdict:

Malicious activity

Analysis date:

2023-07-04 06:43:08 UTC

Tags:

formbook xloader trojan stealer opendir

Link:

https://app.any.run/tasks/c5f7bc8e-5406-4c10-936b-0d78c1df07fa

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/406269/

Detection(s):

Sanesecurity.Rogue.0hr.20230703-1234.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a file in the %temp% directory

Creating a window

Creating a file

Unauthorized injection to a recently created process

Restart of the analyzed sample

Launching the process to change network settings

Сreating synchronization primitives

Launching cmd.exe command interpreter

Setting browser functions hooks

Unauthorized injection to a system process

Unauthorized injection to a browser process

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://dragonfly.certego.net/analysis/95466/overview

Behaviour

MalwareBazaar

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

control lolbin overlay packed shell32

Link:

https://www.filescan.io/uploads/64a3beff26dab9d9c85090c0/reports/65b66419-c790-443f-be34-538b3eba7609/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/fa3a477577604a91938f7650b04d3dfaa1d8ec12578d3bb2618817529c8b5797

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

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d7ea6fab-5014-443d-af9c-6edb8a3fe97e

Result

Threat name:

FormBook, NSISDropper

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1266384

Signature

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)

Found 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 dropped file

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

Yara detected NSISDropper

Behaviour

Behavior Graph:

Download SVG

Detection:

formbook

Link:

https://mwdb.cert.pl/sample/fa3a477577604a91938f7650b04d3dfaa1d8ec12578d3bb2618817529c8b5797/

Threat name:

Win32.Trojan.Tnega

Status:

Malicious

First seen:

2023-07-03 10:27:15 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

26 of 38 (68.42%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7i5eo5lxmbfjde4pozilatj57kq5r3ask6gtxmtbralvfhelk6lq._file

Verdict:

malicious

Label(s):

formbook

Formbook

221f3d1fe2ec39b9854c584a51fa3cd49f23995f8ae99c8c7d8e2efa85bb38b0

Formbook

2fdacdb36dfe8221e189f86b9ec7fbb6673a05b0b3ca396bfcf8240b0212b3b4

Formbook

321691557b39805530f57b29887ab32e5ddd81ad080ac4d91d964c978fbc6b04

Formbook

5b5f4c31207ebd9feb2cc1c2917f09bb82a820c5af6b2558bce95152bf41d26d

Formbook

6031a34aae88c5aa68c4c13fccf872edcc28a8e6a3873186f7cc67989a701a5b

Formbook

8d108254a8f52c795d01e4fa87ac70437873d1073e38c179716e5fa40816b82f

Formbook

d5d72f46517a26b05a5427b0ab8c8264f88e0428cfaeff06f34e7a69ab3c0d3e

Formbook

d67bc9de761645c9aa4b5669cd355f2fecde8b4e9b22f64f327f282754742031

Formbook

+ 3'387 additional samples on MalwareBazaar

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:s28y rat spyware stealer trojan

Link:

https://tria.ge/reports/230704-hfr2aach4v/

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 UnmapMainImage

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Deletes itself

Loads dropped DLL

Formbook payload

Formbook

Unpacked files

SH256 hash:

2c92c3a13530fbcd3a2768af8671311c3fcf878626ed24febdc65c76cbeaeaf1

MD5 hash:

57ba313b829018ef160b67e61a5a48ba

SHA1 hash:

91aed3316a773ffb22f738bd3b01e10d3803a1f3

Detections:

FormBook

win_formbook_w0

win_formbook_auto

win_formbook_g0

FormBook

win_formbook_w0

win_formbook_auto

win_formbook_g0

Link:

https://www.unpac.me/results/1f2c0306-3ff9-4d17-97ad-ca815da36220/

Parent samples :
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SH256 hash:

78679a09fe70c5665877949fb3aa958001dae2263502d08330dbd347edf2ac74

MD5 hash:

97676329981596a837cd318a00dc86e3

SHA1 hash:

aa183bc27f84370ec5df1f10c0efd8b085be5bd9

Link:

https://www.unpac.me/results/1f2c0306-3ff9-4d17-97ad-ca815da36220/

SH256 hash:

2c92c3a13530fbcd3a2768af8671311c3fcf878626ed24febdc65c76cbeaeaf1

MD5 hash:

57ba313b829018ef160b67e61a5a48ba

SHA1 hash:

91aed3316a773ffb22f738bd3b01e10d3803a1f3

Detections:

FormBook

win_formbook_w0

win_formbook_auto

win_formbook_g0

FormBook

win_formbook_w0

win_formbook_auto

win_formbook_g0

Link:

https://www.unpac.me/results/1f2c0306-3ff9-4d17-97ad-ca815da36220/

Parent samples :

SH256 hash:

78679a09fe70c5665877949fb3aa958001dae2263502d08330dbd347edf2ac74

MD5 hash:

97676329981596a837cd318a00dc86e3

SHA1 hash:

aa183bc27f84370ec5df1f10c0efd8b085be5bd9

Link:

https://www.unpac.me/results/1f2c0306-3ff9-4d17-97ad-ca815da36220/

SH256 hash:

fa3a477577604a91938f7650b04d3dfaa1d8ec12578d3bb2618817529c8b5797

MD5 hash:

d7dce4a617bf4fd2c8a461c8100d0875

SHA1 hash:

db21cd510a5bb8953fdf63ad0785ba22ccc99403

Link:

https://www.unpac.me/results/1f2c0306-3ff9-4d17-97ad-ca815da36220/

Malware family:

FormBook

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/fa3a47757760/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/fa3a477577604a91938f7650b04d3dfaa1d8ec12578d3bb2618817529c8b5797

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.