MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9c544787dc8afb7c1984cefedcdaa5bc28b7cdb2b57bf3c4fb5b158c02e3444d. 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: 8
| SHA256 hash: | 9c544787dc8afb7c1984cefedcdaa5bc28b7cdb2b57bf3c4fb5b158c02e3444d |
|---|---|
| SHA3-384 hash: | dec0036c1ce4f88826f29269d48a76baadfd3e23b29e9dba70cd5b084483da9cd99c22d6273ad2c2a770467baa8c7a2f |
| SHA1 hash: | 5beddedd0e35f6ca100b8e1b0bba09706435f3bf |
| MD5 hash: | 1bd3aaf000ed6d58b733dfead9e3433b |
| humanhash: | tango-potato-bluebird-speaker |
| File name: | PROFORMA INVOICE.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 765'952 bytes |
| First seen: | 2021-03-02 08:11:35 UTC |
| Last seen: | 2021-03-02 09:27:49 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger) |
| ssdeep | 6144:d53m6slKhDa64JLyGt1yozKI8s8l0I1/1l1ffXCIhvUv01lGCt01XRZIQWGg0YXs:mSN4byozzkhphvUvUZa1zIGoKbRysN |
| Threatray | 3'984 similar samples on MalwareBazaar |
| TLSH | 61F4D0F432B98697E5AE8FB4DD8C217022F0687CF6C0D24DBDE96A1C56A2350465C3BD |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing Formbook:HELO: dimmandiri.com
Sending IP: 45.137.22.36
From: "Pan Sovannareth" <mail@dimmandiri.com>
Subject: The PI of purchase order from UNIS company
Attachment: PROFORMA INVOICE.Z (contains "PROFORMA INVOICE.exe")
Intelligence
File Origin
# of uploads :
2
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PROFORMA INVOICE.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-02 08:21:20 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
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
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2021-03-02 02:52:56 UTC
AV detection:
6 of 46 (13.04%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'974 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.onlineordersecrets.com/y04g/
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
SH256 hash:
9c544787dc8afb7c1984cefedcdaa5bc28b7cdb2b57bf3c4fb5b158c02e3444d
MD5 hash:
1bd3aaf000ed6d58b733dfead9e3433b
SHA1 hash:
5beddedd0e35f6ca100b8e1b0bba09706435f3bf
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
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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