MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33689ab240c55ef3eb149bd364c2e1c0e655b35ffcca42363033ca3e492b5f32. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 33689ab240c55ef3eb149bd364c2e1c0e655b35ffcca42363033ca3e492b5f32
SHA3-384 hash: f2566ef623f8c4bf051ed8c42444d6b0b6d9aa0d7288d0bbbfc35466735908ba5d8daa14ad44fece23abef7120307b96
SHA1 hash: fafb22b2c1d1c95967f9118162c828910526fbfd
MD5 hash: 655b0349f83661d9bb86f93782f3d714
humanhash: hawaii-december-butter-wisconsin
File name:SecuriteInfo.com.Variant.Strictor.272794.3701.28316
Download: download sample
Signature Formbook
Create hunting rule
File size:753'664 bytes
First seen:2022-05-20 12:48:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:MAvPyfUqpxVk7RRR72FQaGdb3FdmYkl7UhcJmlpXgge7CDimYH:7vPyflSv7I1GR31kZUy4jwv7CBYH
TLSH T1FFF4C0F539B5415BE5FE4EB1EF89553027F2386CA4C1A30D69F532084AF23A0198D7AE
TrID 54.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
23.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
7.8% (.EXE) Win64 Executable (generic) (10523/12/4)
4.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.3% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 849298a4a4a4e4e4 (3 x Formbook, 1 x AveMariaRAT, 1 x njrat)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
300
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Variant.Strictor.272794.3701.28316
Verdict:
Malicious activity
Analysis date:
2022-05-20 13:08:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a9350bbe-9805-450e-b75e-5d26ec49e8a7

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/273044/
Detection(s):
SecuriteInfo.com.Variant.Strictor.272794.3701.28316.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed update.exe
Link:
https://www.filescan.io/uploads/62878e5a3ec49f83a6b9900a/reports/f0b0b6c6-0967-4cb8-a99b-6385ee25af69/overview
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/75db9ed5-837f-4677-baec-c1437b033606
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/998570
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/33689ab240c55ef3eb149bd364c2e1c0e655b35ffcca42363033ca3e492b5f32/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2022-05-20 10:24:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gnujvmsayvpph2yutpjwjqxbydtflm277tfeenrqgpfd4sjll4za._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:mrw6 loader rat
Link:
https://tria.ge/reports/220520-p2b1hsfbfr/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
b8178155c3917908387f5b2b9a5312f8222bc02824c433425d289c28195263bb
MD5 hash:
b783cfeb62a934e06ca18e8c55aa1c71
SHA1 hash:
c975e408a3c3906898cea818ffd93cd499197504
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f0b3ce6a-b7e7-4d9d-b76d-5032120ed4f8/
Parent samples :
de4f5d7be84c3a10afa75bd2463a7c2958afc54300f88962f8e069d121752796
01395e90d0c8ad1f209e098302edb7f9082529b52208bbd08eb78a6a09760c73
979a8054b45d09d2c01a9e888e836a4452f4435dce06dd03be67e2b2ff30926d
b85f6d4936a285f58b3902ada91915d91652aa45fd2fa774ce73f8f8e48f0ede
33689ab240c55ef3eb149bd364c2e1c0e655b35ffcca42363033ca3e492b5f32
SH256 hash:
e9e2ef7b1e9846dbcc28b5caf2e330e4de9afdd213690d481ebbfc7fce5faaba
MD5 hash:
654395bc891c84e2ebbe47720954c081
SHA1 hash:
bbe21b6e2cdd52fac6c7472b8b074d52ad0b71cd
Link:
https://www.unpac.me/results/f0b3ce6a-b7e7-4d9d-b76d-5032120ed4f8/
SH256 hash:
5f3401e722b6528942d526ca24db180c971a43d3d475e49bf9478652f018f4ce
MD5 hash:
34680a4adb95d9797f7f857fc3c0cc84
SHA1 hash:
5a79d0f69a48b54c39ea78adc6169f7e74c9a43b
Link:
https://www.unpac.me/results/f0b3ce6a-b7e7-4d9d-b76d-5032120ed4f8/
SH256 hash:
7460000a6d098a86963b87e7e475ed9bdf9b665152bf5a5df79a6ff4f82cd0de
MD5 hash:
830f671a1c5b3e4efc053a915b6362d9
SHA1 hash:
2a3d3f4e3b4ecc0b698fc23d9090b8f6a73f4fd4
Link:
https://www.unpac.me/results/f0b3ce6a-b7e7-4d9d-b76d-5032120ed4f8/
SH256 hash:
33689ab240c55ef3eb149bd364c2e1c0e655b35ffcca42363033ca3e492b5f32
MD5 hash:
655b0349f83661d9bb86f93782f3d714
SHA1 hash:
fafb22b2c1d1c95967f9118162c828910526fbfd
Link:
https://www.unpac.me/results/f0b3ce6a-b7e7-4d9d-b76d-5032120ed4f8/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/33689ab240c5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/33689ab240c55ef3eb149bd364c2e1c0e655b35ffcca42363033ca3e492b5f32

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.

Cape
Cape
https://www.capesandbox.com/analysis/273044/

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