MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b7644594c68c21aa4731efc1d146a8546ee3915d338903cea20d56d28a49fe23. 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
| SHA256 hash: | b7644594c68c21aa4731efc1d146a8546ee3915d338903cea20d56d28a49fe23 |
|---|---|
| SHA3-384 hash: | 9331994379119b024db543eeea3dfafc4cb43d99e24475c2d56d3352c2bd1f9a1a45301c5a0ca4aecde0250de02ad1e2 |
| SHA1 hash: | 5288cae8e029f2deefddd204cddb88054c115fe9 |
| MD5 hash: | 49a77e1272a4b42e8da887b7f1647748 |
| humanhash: | seventeen-diet-early-double |
| File name: | 49a77e1272a4b42e8da887b7f1647748 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 974'848 bytes |
| First seen: | 2022-03-14 20:25:02 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger) |
| ssdeep | 24576:liBZXCCAdU4lRGd1aU6SoWVj2bpR62c6uokhzA:liB1Qu4nSFoWCEhzA |
| Threatray | 14'960 similar samples on MalwareBazaar |
| TLSH | T13325F1A13E192FD2E5394BF4105A466E83F32A662F13E93A1FF02EC7085EF119565E13 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
178
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe update.exe
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
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
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)
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
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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:
Detection:
xloader
Threat name:
ByteCode-MSIL.Spyware.Noon
Status:
Malicious
First seen:
2022-03-14 17:36:55 UTC
AV detection:
14 of 27 (51.85%)
Threat level:
2/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 14'950 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:pvgu loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
f2fd2a66520f0b0cd24cdbb0c1edafda47f03a1656b7edd5e84245c9a42ae5eb
MD5 hash:
9621f5b5322aa74769639b6104fdc6fc
SHA1 hash:
1501d2300eb134f73a53deaf751a9156fb2d0f87
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
f46dd8b75422f12f083a13079bb790853dd2187bbd561d87d6fb9add7fb9f493
MD5 hash:
f5393f01fd4073345b0e9511bd1c4497
SHA1 hash:
7bb96ad21f79d4ec9f83b58ea3822ff25666a56f
SH256 hash:
5b7da029d64cea05a37737af6d68281d089430389f07168b6d4caa83792cc675
MD5 hash:
6cd61188afd9a9597b61c5431eee062d
SHA1 hash:
3e580950318104d6db7f4fe9e4ba26c4a88d4a0a
SH256 hash:
fd5ddf87d0b44bbf5e8cca6f1e2c7e84113a5be8a697c4e1a8238cb8b0964bc6
MD5 hash:
54a18f394a7753cba5dfa42d7b986279
SHA1 hash:
302b72e0828b41fc27f00e7808bd708bf9701bc2
SH256 hash:
b7644594c68c21aa4731efc1d146a8546ee3915d338903cea20d56d28a49fe23
MD5 hash:
49a77e1272a4b42e8da887b7f1647748
SHA1 hash:
5288cae8e029f2deefddd204cddb88054c115fe9
Malware family:
XLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
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
Comments
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