MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1
SHA3-384 hash: cefa912740e08e2917b72994cadea0fbc0014a8a89fbcbd7acce687134e8da79fcd4d59cee2cf0b0969bd8a9e32e22bc
SHA1 hash: 0fa1081253bb226bcc6f51c7bc817ba0c656ad9d
MD5 hash: d8b43c0f720ab0f7eead21aa70827cb2
humanhash: violet-fifteen-april-alabama
File name:SecuriteInfo.com.Gen.Variant.Nemesis.22774.14982.29980
Download: download sample
Signature Formbook
Create hunting rule
File size:371'340 bytes
First seen:2023-07-06 03:40:22 UTC
Last seen:2023-07-06 07:12:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 429 x GuLoader)
ssdeep 6144:/Ya6rw42xgWR6S/OfkfPfbwMI+NHE+FFAJMVLfz85PotMSsZJeDc:/Y5w422WAS2G31Imk+FFEeLfzlmZUDc
Threatray 3'276 similar samples on MalwareBazaar
TLSH T12584123871D494A3F4268572297A87482FF3A2343421831F67643FAD7F52BA28D2F756
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):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
5
# of downloads :
292
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Gen.Variant.Nemesis.22774.14982.29980
Verdict:
Suspicious activity
Analysis date:
2023-07-06 03:41:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/969e583e-8060-4a88-90cc-f5f1273c3306

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/408711/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.22774.13731.27860.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
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
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/95695/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/64a637ce631db84968f1f5f5/reports/4db99e68-7209-44ab-8dc3-90fc37f592e8/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1
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/aa4528fe-57e7-4f08-b03f-4c8c11627962
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1267716
Signature
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-06 01:53:32 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4t44ckmmsd477oyd2iap7www3lqjxwkodjaiuo5gug3hdvlhwlaq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0c2e6d5acb82c3c9a5d9aebd50ea3982f10dd70eb516e639b4f8c12d6453c5c8
Formbook
426c06ac810480970dbbd6cbfa2a6e9880ff50b35fd4576986400acce4af949f
Formbook
61c6ffbcd2c7c685bf8e3f6181f28c0e5ffb915a382b5c5848ef71e13042b41d
Formbook
6648b8b1ded4b81559713a9ef6402b5a05c6d439b40c044123ab7e765d50d241
Formbook
8d108254a8f52c795d01e4fa87ac70437873d1073e38c179716e5fa40816b82f
Formbook
bb5df98c2c7bc29973d2f2eeb67ce8b7a2f9da4166fabe5dfd70e5117e404991
Formbook
bbce488ca134416b61010d40ba42d0c867493d6785bffa25c5e7568e3eeacb7c
Formbook
bedb5ef007caf41eb52f0331f1fdf5997271a828df7adb1e1132063129eba99e
Formbook
c5822a27ce347fa89e7a732a9d0aef9eae76e096cdb60706b7c5bf859b780f8e
Formbook
d341b6fe8642df50756dfc1fd18bf37e605718a7b6c2944d117b3a8bf13b4650
Formbook
+ 3'266 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230706-d8rh1agf82/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Unpacked files
SH256 hash:
e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1
MD5 hash:
d8b43c0f720ab0f7eead21aa70827cb2
SHA1 hash:
0fa1081253bb226bcc6f51c7bc817ba0c656ad9d
Link:
https://www.unpac.me/results/12d3d3c5-2109-41bc-a227-1c270342bff0/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e4f9c1298c90/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/e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1

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
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

Formbook

rar 9ac451f5ffe7e97516d74e20dcbb5db470fe65c37125e64e793373921afaae4b

Formbook

Executable exe e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/408711/
  
Dropped by
SHA256 9ac451f5ffe7e97516d74e20dcbb5db470fe65c37125e64e793373921afaae4b
  
Dropped by
MD5 11c19d501fe4d19a9ca69da5ecfebe8f
  
Dropped by
SHA256 9a29059d2b2cc0ddb01f8d8459d8728a48bac5e9f504dfb805a7045b9e8bfd44
  
Dropped by
MD5 e78ac9afcc64ebd5ab58997166ab6e94

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