MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe
SHA3-384 hash: 990e545243c6d35f37ff7088ec400d9c962cc261741ab54098ef3a0d9843ce1b7fcba7a98b4843faf1e71c7447be4b93
SHA1 hash: c769f51466fa96de3277a0dba06280d61585fba0
MD5 hash: 6a059e8ab2e3400c1c60a59231da47b3
humanhash: massachusetts-earth-fix-five
File name:Nuevo orden.pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:698'880 bytes
First seen:2023-04-14 06:10:40 UTC
Last seen:2023-04-18 10:18:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'659 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:fnTP2NA+uAgHjlVEZuaNObZchtQRUwfQZ8Bjt/LA1+hyn4U9p6YBYwRgM47V/UH3:fnvLEAaoit8QZ8jTA1+8nd368Y
Threatray 688 similar samples on MalwareBazaar
TLSH T18AE4DFAD721175DFC857C872CEA82C64A62164BB931BD207A45722ED9E0CADBCF111F3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 0000c4c4e4c47000 (17 x AgentTesla, 7 x SnakeKeylogger, 6 x Loki)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
223
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Nuevo orden.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-04-14 06:21:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4e436c3e-40b5-44f6-b201-aee7578c9453

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/382171/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo formbook packed remcos
Link:
https://www.filescan.io/uploads/6438ee7a59a1287810bc1ca4/reports/62523c21-d557-4908-bf8a-f62ddc4788b0/overview
Verdict:
Malicious
Labled as:
Barys.Generic
Link:
https://www.hybrid-analysis.com/sample/ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe
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/43af9496-c1f8-4e01-bd7a-6c6c66172d06
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1213689
Signature
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-04-13 14:59:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vreqyb7cjlqcbian562jdabu4sqp5abytmabej7qopogqbh4o37a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
04a42e9d0b1c019989d91249331e0920703296490ab8a565bed15e1a0e1742fc
Formbook
1d507bf363414ee632d706b9c53f5351715c641585a54c9cbc93f82c880fda02
Formbook
285f52c66b141680b77dcbb20f42a4ee9fab83815bd7c47a0e3cf581dad1404f
Formbook
2d4da1e950099d18d8830d25a968ad522754012bd2d865fd2019abb2818f0bb8
Formbook
3a7511034e72aa8874f3763cb01604464c74571237bc08906578ed9dcf2c137f
Formbook
5bfe34e8eb631772435358e76505165c19651fb9750c1817a602e6e27d12c3bb
Formbook
8471e4241857b78c135a6e0b5b218ede15f8d07afa8c8a2036332f1b77dbff17
Formbook
c86d38aa757ac108e7d31f03848e49091391730cf0d132b71e70d487c919f68c
Formbook
d47c8ba828cb3c52a859e80ea08a306dcbe0c75d957c1809580d08e37c6407a7
Formbook
f57536badf2858c34c301bc1fd7e237a1f700f3e48c6563cdf4ada287d1151f2
Formbook
+ 678 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230414-gxl1xsaa5y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
c0c51c47ce7fa47270ca3f194f5ee5f0802af346709c5a8e27bb97d420d816d0
MD5 hash:
55a409361de81a1657e69c3130b50393
SHA1 hash:
3fb7b329c33801ab7f8c8e1f75ef660410115b98
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
Parent samples :
ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe
d8d96fb0f87869e18b2f527be9a50e08768896ae6df8df2311a71bac4281a1e2
SH256 hash:
540859d84e47b1578f7cde10e9fbe13e4c1993065b8e23c242d3d36e67efe45a
MD5 hash:
b75d1b3049e8a95b5132144ecb05f66a
SHA1 hash:
f89c0b6cd32eaeb468e1f3422e576a2df6a124c5
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
SH256 hash:
411a3364f945189d415838a9cede4996b49d34a247beab6dc15d49dce44d2701
MD5 hash:
ba217f87a69c3a6442bb5ec4fb9594fc
SHA1 hash:
c1f1d274cb6073fdbf4b9d52f8be032d2a16af0f
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
SH256 hash:
40c050c20d957d26b932faf690f9c2933a194aa6607220103ec798f46ac03403
MD5 hash:
c768bac25fc6f0551a11310e7caba8d5
SHA1 hash:
95f9195e959fb48277c95d1dd1c97a4edff7cb3a
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
SH256 hash:
3f42296378623631760c8d9d19a07008ad0be792bcd7de44919a1de5805965f3
MD5 hash:
33ec159d53cb21609e25ae288fd45bd0
SHA1 hash:
6bcf15b2163c41a97e86f8ee83e1e04ff84eafa2
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
SH256 hash:
11716d87f2d53ca3e4f90b9d63291a16bfad87dda147221de1225d93371bf15c
MD5 hash:
93b91090bbdc4da1f542eb5896b78f52
SHA1 hash:
696a6da277c6efa0a4a3295beb46adfb54c8402d
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
SH256 hash:
ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe
MD5 hash:
6a059e8ab2e3400c1c60a59231da47b3
SHA1 hash:
c769f51466fa96de3277a0dba06280d61585fba0
Link:
https://www.unpac.me/results/8040e6dd-59c5-477f-9d82-b67501e7be31/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ac490c07e24a/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:Dotnet_Hidden_Executables_Detect
Create hunting rule
Author:Mehmet Ali Kerimoglu (@CYB3RMX)
Description:This rule detects hidden PE file presence.
Reference:https://github.com/CYB3RMX/Qu1cksc0pe
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 ac490c07e24ae020a00defb4918034e4a0fe80389b001227f073dc6804fc76fe

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/382171/

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