MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4bafcfded2a23cae4a88071893eedbaea9e47031cdfe8ef0c2b97fa55de6feb3. 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: | 4bafcfded2a23cae4a88071893eedbaea9e47031cdfe8ef0c2b97fa55de6feb3 |
|---|---|
| SHA3-384 hash: | a551177cd25f0f89d658975a9cbe571cb2553f0c7b930d330f778d83e1560147b408566978b033e676e80cfd225ce7b8 |
| SHA1 hash: | 722e5965362ee49c8db6384ccb748f85f83b952f |
| MD5 hash: | 7a0a94aa7f23a84c3cc4b972db88de1d |
| humanhash: | blossom-stream-failed-grey |
| File name: | DHL-AWB-DOCUMENTS(INV,PL&BL).exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 61'440 bytes |
| First seen: | 2022-03-24 12:49:24 UTC |
| Last seen: | 2022-03-24 14:39:49 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 1536:IxtHfG25sA+3JgSPtABQTbjndQO0vhHr:IxtYZBPtmubjdP0R |
| Threatray | 14'591 similar samples on MalwareBazaar |
| TLSH | T1A15309589BCD5913CAAC267A82A3917003EB7E6752D3F9365B8C2F3535136C2700BB43 |
| File icon (PE): |  |
| dhash icon | 014165132b454105 (2 x MassLogger, 1 x Formbook) |
| Reporter |  GovCERT_CH |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated
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
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses ping.exe to check the status of other devices and networks
Yara detected Costura Assembly Loader
Yara detected FormBook
Yara detected MSILDownloaderGeneric
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Injuke
Status:
Malicious
First seen:
2022-03-24 01:59:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
21 of 26 (80.77%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 14'581 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:gaou rat spyware stealer trojan
Behaviour
Delays execution with timeout.exe
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
Unpacked files
SH256 hash:
4bafcfded2a23cae4a88071893eedbaea9e47031cdfe8ef0c2b97fa55de6feb3
MD5 hash:
7a0a94aa7f23a84c3cc4b972db88de1d
SHA1 hash:
722e5965362ee49c8db6384ccb748f85f83b952f
Malware family:
FormBook
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: | BitcoinAddress |
|---|---|
| Author: | Didier Stevens (@DidierStevens) |
| Description: | Contains a valid Bitcoin address |
| 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.
Malspam
Delivery method
Distributed via e-mail attachment
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