MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
SHA3-384 hash: cd62be357907bd06fe8cf072d30bc51feb55bd558e77f2cc4af05b7facc4e142b6ff0533b134513242845e5e5be773a8
SHA1 hash: 783936709685dd04acd419f5c2614c690da87801
MD5 hash: 64d2e4b2d2b8d7f2639da8c0cd745061
humanhash: bluebird-solar-red-yankee
File name:z1SOLICITUDESFOBPF223-295ANGELEC.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:652'288 bytes
First seen:2023-07-05 16:21:54 UTC
Last seen:2023-07-05 16:22:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:r6oaWI9YbpJod29UDOlD0VMEBtMXr+Didhvo6X2j:LDKY3okOalDw9OHQy2j
Threatray 1'024 similar samples on MalwareBazaar
TLSH T12ED45A3C18BC7223D174E6F68F9CC421F250996B3D61CE7769D3989A061EA0269C7D3E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter FXOLabs
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
296
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
z1SOLICITUDESFOBPF223-295ANGELEC.exe
Verdict:
No threats detected
Analysis date:
2023-07-05 16:22:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/635bfa41-fa77-4a60-adc3-76f533953f55

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/408156/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.13202.23173.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Restart of the analyzed sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64a598ab9d2b91874b443f05/reports/6f82458b-3296-4e5b-ae20-9495aa1317db/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
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/c1f6c831-ed4f-485e-9964-d59842689f5c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1267437
Signature
.NET source code contains very large strings
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-05 14:57:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uom3ktpk2nnlqbuz6d5yezehhmsatorwgi4ifemu52zi4uzoc7ia._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
055d1353e090b0ca79f1cada52c20eea97a86f452af07d9300fdc2d906dde98e
Formbook
2818ae5c4fb98d4ac50ce7055d3ff9688dedb6b0e5344a14a341f4c151a36522
Formbook
40a843a0603d0fe585a83443f4dcf86c4b867122946e25443c5c3288f56efd8b
Formbook
5e1d57c89f656b297ae6bfec8f8feaa2c6cf1d4d80148ec9eb1644f0a23c7920
Formbook
6e4fa72cffa8c6cbfac487753758461e7c066e4390954ec1bd4fd26223111fdf
Formbook
8fa1034a57a9b35e6a622147d01a85767a42e1d4f16c2e4113433888eabeee24
Formbook
ad1ca63f77662125df76d05e0b575113787abacc09017c0ef6ded375dd8259c3
Formbook
d0dee99d6879a777938604421ce10c42a0fba9420f8fe7a77f8a4875a869208e
Formbook
e6a28d32112a201610cc54768eea5b13747326379561aecf4519927021ca46d2
Formbook
+ 1'014 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/230705-tt757sea69/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
606b7769d9be963ad8fdaad3d4aa172a6e3cbc58dd335a34a858b38f0938da07
MD5 hash:
8ecf2e333a66e25a9b7bf2d727d9a3a0
SHA1 hash:
c28d64b57e63c06188663a1e6bb72888b970bf82
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
Parent samples :
40a843a0603d0fe585a83443f4dcf86c4b867122946e25443c5c3288f56efd8b
6e4fa72cffa8c6cbfac487753758461e7c066e4390954ec1bd4fd26223111fdf
ad1ca63f77662125df76d05e0b575113787abacc09017c0ef6ded375dd8259c3
a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
SH256 hash:
90f63cd736c3bb22bebed8db95204533fe328900a98c6843ba71a013bf6b6ba0
MD5 hash:
b3d8a923d89ad7359f24dcf1be412ebf
SHA1 hash:
0a68d61aa5be3f1d828dc57b394e6ce9caa4a0c0
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
0a1f2dd9dadcd5d1c4d0e95428e62098169148e080f97cbda8f6200565423724
MD5 hash:
90d41dbb7ff2da3af9b96c4ca6917d07
SHA1 hash:
e5dd433b109b61d2ab506b978a9f84166e0645f3
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
593e0e9b77b0fe843cb1dd0f879b7928280f917da00e4415a75f835bdf04e8d2
MD5 hash:
f90558c653e974448c269c08bc56fdd0
SHA1 hash:
95b8b04451ecd2e558e93e3f85dbc542794e2a84
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
606b7769d9be963ad8fdaad3d4aa172a6e3cbc58dd335a34a858b38f0938da07
MD5 hash:
8ecf2e333a66e25a9b7bf2d727d9a3a0
SHA1 hash:
c28d64b57e63c06188663a1e6bb72888b970bf82
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
Parent samples :
40a843a0603d0fe585a83443f4dcf86c4b867122946e25443c5c3288f56efd8b
6e4fa72cffa8c6cbfac487753758461e7c066e4390954ec1bd4fd26223111fdf
ad1ca63f77662125df76d05e0b575113787abacc09017c0ef6ded375dd8259c3
a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
SH256 hash:
90f63cd736c3bb22bebed8db95204533fe328900a98c6843ba71a013bf6b6ba0
MD5 hash:
b3d8a923d89ad7359f24dcf1be412ebf
SHA1 hash:
0a68d61aa5be3f1d828dc57b394e6ce9caa4a0c0
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
0a1f2dd9dadcd5d1c4d0e95428e62098169148e080f97cbda8f6200565423724
MD5 hash:
90d41dbb7ff2da3af9b96c4ca6917d07
SHA1 hash:
e5dd433b109b61d2ab506b978a9f84166e0645f3
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
593e0e9b77b0fe843cb1dd0f879b7928280f917da00e4415a75f835bdf04e8d2
MD5 hash:
f90558c653e974448c269c08bc56fdd0
SHA1 hash:
95b8b04451ecd2e558e93e3f85dbc542794e2a84
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
606b7769d9be963ad8fdaad3d4aa172a6e3cbc58dd335a34a858b38f0938da07
MD5 hash:
8ecf2e333a66e25a9b7bf2d727d9a3a0
SHA1 hash:
c28d64b57e63c06188663a1e6bb72888b970bf82
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
Parent samples :
40a843a0603d0fe585a83443f4dcf86c4b867122946e25443c5c3288f56efd8b
6e4fa72cffa8c6cbfac487753758461e7c066e4390954ec1bd4fd26223111fdf
ad1ca63f77662125df76d05e0b575113787abacc09017c0ef6ded375dd8259c3
a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
SH256 hash:
90f63cd736c3bb22bebed8db95204533fe328900a98c6843ba71a013bf6b6ba0
MD5 hash:
b3d8a923d89ad7359f24dcf1be412ebf
SHA1 hash:
0a68d61aa5be3f1d828dc57b394e6ce9caa4a0c0
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
0a1f2dd9dadcd5d1c4d0e95428e62098169148e080f97cbda8f6200565423724
MD5 hash:
90d41dbb7ff2da3af9b96c4ca6917d07
SHA1 hash:
e5dd433b109b61d2ab506b978a9f84166e0645f3
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
593e0e9b77b0fe843cb1dd0f879b7928280f917da00e4415a75f835bdf04e8d2
MD5 hash:
f90558c653e974448c269c08bc56fdd0
SHA1 hash:
95b8b04451ecd2e558e93e3f85dbc542794e2a84
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
606b7769d9be963ad8fdaad3d4aa172a6e3cbc58dd335a34a858b38f0938da07
MD5 hash:
8ecf2e333a66e25a9b7bf2d727d9a3a0
SHA1 hash:
c28d64b57e63c06188663a1e6bb72888b970bf82
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
Parent samples :
40a843a0603d0fe585a83443f4dcf86c4b867122946e25443c5c3288f56efd8b
6e4fa72cffa8c6cbfac487753758461e7c066e4390954ec1bd4fd26223111fdf
ad1ca63f77662125df76d05e0b575113787abacc09017c0ef6ded375dd8259c3
a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
SH256 hash:
90f63cd736c3bb22bebed8db95204533fe328900a98c6843ba71a013bf6b6ba0
MD5 hash:
b3d8a923d89ad7359f24dcf1be412ebf
SHA1 hash:
0a68d61aa5be3f1d828dc57b394e6ce9caa4a0c0
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
0a1f2dd9dadcd5d1c4d0e95428e62098169148e080f97cbda8f6200565423724
MD5 hash:
90d41dbb7ff2da3af9b96c4ca6917d07
SHA1 hash:
e5dd433b109b61d2ab506b978a9f84166e0645f3
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
606b7769d9be963ad8fdaad3d4aa172a6e3cbc58dd335a34a858b38f0938da07
MD5 hash:
8ecf2e333a66e25a9b7bf2d727d9a3a0
SHA1 hash:
c28d64b57e63c06188663a1e6bb72888b970bf82
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
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/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
Parent samples :
40a843a0603d0fe585a83443f4dcf86c4b867122946e25443c5c3288f56efd8b
6e4fa72cffa8c6cbfac487753758461e7c066e4390954ec1bd4fd26223111fdf
ad1ca63f77662125df76d05e0b575113787abacc09017c0ef6ded375dd8259c3
a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
90f63cd736c3bb22bebed8db95204533fe328900a98c6843ba71a013bf6b6ba0
MD5 hash:
b3d8a923d89ad7359f24dcf1be412ebf
SHA1 hash:
0a68d61aa5be3f1d828dc57b394e6ce9caa4a0c0
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
593e0e9b77b0fe843cb1dd0f879b7928280f917da00e4415a75f835bdf04e8d2
MD5 hash:
f90558c653e974448c269c08bc56fdd0
SHA1 hash:
95b8b04451ecd2e558e93e3f85dbc542794e2a84
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
0a1f2dd9dadcd5d1c4d0e95428e62098169148e080f97cbda8f6200565423724
MD5 hash:
90d41dbb7ff2da3af9b96c4ca6917d07
SHA1 hash:
e5dd433b109b61d2ab506b978a9f84166e0645f3
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
593e0e9b77b0fe843cb1dd0f879b7928280f917da00e4415a75f835bdf04e8d2
MD5 hash:
f90558c653e974448c269c08bc56fdd0
SHA1 hash:
95b8b04451ecd2e558e93e3f85dbc542794e2a84
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
SH256 hash:
a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0
MD5 hash:
64d2e4b2d2b8d7f2639da8c0cd745061
SHA1 hash:
783936709685dd04acd419f5c2614c690da87801
Link:
https://www.unpac.me/results/993b5eba-0e41-4e2d-bd04-6c37a694b9ba/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a399b54dead3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
Link:
https://yomi.yoroi.company/submissions/a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0

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 a399b54dead35ab80699f0fb8264873b2409ba363238829194eeb28e532e17d0

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/408156/

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