MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 65a142ad779f43ca45b3096c77817f62719432136038b288c85f158e6919d19c. 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: 11
| SHA256 hash: | 65a142ad779f43ca45b3096c77817f62719432136038b288c85f158e6919d19c |
|---|---|
| SHA3-384 hash: | 7f0a0b3f61611d5f4f5e74ff61c956a6d8e84c6589c9c53d9c3e848bf6aadf6ab942279c49235e003a9fec908641c4cf |
| SHA1 hash: | 6b24e8998aef1435513c71c69f0d325afcf0336c |
| MD5 hash: | 4e5f33a27001659c1749482ab18fc78c |
| humanhash: | florida-leopard-oranges-delaware |
| File name: | 4e5f33a27001659c1749482ab18fc78c.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'771'712 bytes |
| First seen: | 2022-03-04 07:12:51 UTC |
| Last seen: | 2022-03-04 08:46:37 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 49152:lK4DeyprZqm8MmT/p4VGHXXiFzro4mW8wbIBuHukk:EFynJ8J4bk |
| Threatray | 14'018 similar samples on MalwareBazaar |
| TLSH | T18685380FA25CC7BCE1ADA93E5C330133AF766A1BFC7D8A052DB4D48D44B164A79221E5 |
| File icon (PE): |  |
| dhash icon | ecec889ce6d8e8f0 (40 x Formbook, 21 x AgentTesla, 12 x SnakeKeylogger) |
| Reporter |  abuse_ch |
| Tags: | exe FormBook signed |
Code Signing Certificate
| Organisation: | Air Spiralo Poland Sp. Z o.o |
|---|---|
| Issuer: | Air Spiralo Poland Sp. Z o.o |
| Algorithm: | sha1WithRSAEncryption |
| Valid from: | 2022-03-03T23:30:08Z |
| Valid to: | 2023-03-03T23:30:08Z |
| Serial number: | e770d9b15a9ac63a592ba26834ef7f4d |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | a9666ea2a47c1e1fa2200c6629be9c6092bae478e7126d2a3ebd8b78084fd0ba |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Adding an access-denied ACE
Sending a custom TCP request
Launching a process
Сreating synchronization primitives
Creating a file
Launching cmd.exe command interpreter
DNS request
Searching for synchronization primitives
Unauthorized injection to a system process
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
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Found malware configuration
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-03-04 07:14:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
20 of 27 (74.07%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 14'008 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:dgrg loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
462f1173e2b9b5f92bdabb0a495327e528fcd8a66b173d637078af3644970da4
MD5 hash:
d666f8dadf9b52e1d950a21638961f64
SHA1 hash:
a0182377a0e9b5837e9edcabbbeaee57d13c8dcd
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
c3531525fe6d9deea9b75ccd9e4618b13b286ad0a9b9f587f0fdc701cb89702d
MD5 hash:
50c6cd2122cd8bd2cdb852d59183f57b
SHA1 hash:
fa2606c125bd8e1cb20729e12de9081a90f1388f
SH256 hash:
24f3f328eb5d796811d47fdc8938ad64ea98cde3323cf89e5d5963c2e5b39a9d
MD5 hash:
558cf391eef097efc88d73e6551f29e8
SHA1 hash:
6b025040950ff867f157b879cf0102804da8018b
SH256 hash:
70b785e5cb5b2e61c0f5da4a71ab0bbd14d9a0849387f037e0d75cc1ffe0a082
MD5 hash:
5951b52c9b4d11ca7f4f33e5a3fb2c31
SHA1 hash:
0bc54fd699fff7b93e5c447a141c0d904924ab0d
SH256 hash:
65a142ad779f43ca45b3096c77817f62719432136038b288c85f158e6919d19c
MD5 hash:
4e5f33a27001659c1749482ab18fc78c
SHA1 hash:
6b24e8998aef1435513c71c69f0d325afcf0336c
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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 |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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