MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 85c3061712d39d8f6605267663495724d314cd131db20cc9fcbb3027ddf7b628. 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: 9
| SHA256 hash: | 85c3061712d39d8f6605267663495724d314cd131db20cc9fcbb3027ddf7b628 |
|---|---|
| SHA3-384 hash: | 1604dab40a75df3670d36f12c868b277f0a0401ceb762dfdc2ecd2ff52851cb79f4ab3712728832648ef4274bd9ce4d9 |
| SHA1 hash: | f8fa9c1357f187334af4c8cce8927cc56131f8fb |
| MD5 hash: | c3815c137d2b31089c4ef6f467aa95e9 |
| humanhash: | mars-jig-kitten-two |
| File name: | c3815c137d2b31089c4ef6f467aa95e9.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 885'760 bytes |
| First seen: | 2021-03-10 09:56:38 UTC |
| Last seen: | 2021-03-10 11:53:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:v5smchm3E0EzstYKD5q6DgJSyuCgxzPFW4+4J9EWJo4RIjiE1bJVI7oc1:xsmchp/uDL3FWCvxRRciE1DI7T |
| Threatray | 4'124 similar samples on MalwareBazaar |
| TLSH | C715E096AFFDB369F1B2BB3A4AD8A586D67EF3722713E20A1506F10E0501544C99133F |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c3815c137d2b31089c4ef6f467aa95e9.exe
Verdict:
Malicious activity
Analysis date:
2021-03-10 09:59:25 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Sudloader
Status:
Malicious
First seen:
2021-03-10 09:57:06 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 4'114 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.lillinx.com/hks/
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
SH256 hash:
85c3061712d39d8f6605267663495724d314cd131db20cc9fcbb3027ddf7b628
MD5 hash:
c3815c137d2b31089c4ef6f467aa95e9
SHA1 hash:
f8fa9c1357f187334af4c8cce8927cc56131f8fb
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.49
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
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.