MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 272531d27bc174147bf75477ebef18762f3c583b86ee9e0509d3719b6ec0fbad. 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: | 272531d27bc174147bf75477ebef18762f3c583b86ee9e0509d3719b6ec0fbad |
|---|---|
| SHA3-384 hash: | bda5b83d4d1a2f440384f43cdaeb6394cae9858ddcabcf309939d2615cf591f21debb07a62736b250e69572421c86bfd |
| SHA1 hash: | d1a354694ef7b1ad6eb8f4374be48e90704f217a |
| MD5 hash: | 6f29d7c286e404e7c707eeeb0bd2b0c0 |
| humanhash: | eight-sierra-march-six |
| File name: | DHL2021016001848SHP.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 733'763 bytes |
| First seen: | 2021-11-16 19:13:25 UTC |
| Last seen: | 2021-11-16 20:53:57 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla) |
| ssdeep | 12288:2k1D3puFVv8YdmjvVDgeUNtzNJm0gHOS8ScnN7:BDK8cQNgx+7H4HN7 |
| Threatray | 11'551 similar samples on MalwareBazaar |
| TLSH | T131F45AA7B48892E0E4A88F73E1177A7B46371D75A5124607A2C1BE2736FFC234723917 |
| File icon (PE): |  |
| dhash icon | 18bcae9abaaab6a0 (2 x Formbook, 1 x AsyncRAT) |
| Reporter |  abuse_ch |
| Tags: | DHL exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Reading critical registry keys
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
overlay packed
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.
Verdict:
Unknown
Result
Threat name:
FormBook GhostRat
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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 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 virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Yara detected FormBook
Yara detected GhostRat
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
Win32.Dropper.Nuldrop
Status:
Malicious
First seen:
2021-11-16 10:47:41 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
3/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 11'541 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:formbook family:xloader campaign:gab8 loader persistence rat spyware stealer trojan
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.purodetalle.com/gab8/
Unpacked files
SH256 hash:
272531d27bc174147bf75477ebef18762f3c583b86ee9e0509d3719b6ec0fbad
MD5 hash:
6f29d7c286e404e7c707eeeb0bd2b0c0
SHA1 hash:
d1a354694ef7b1ad6eb8f4374be48e90704f217a
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:
0.47
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: | Formbook |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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