MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5cbda31ce4e00874ac5ecd34d0fc9ce49072465c00c07a8154945493a73ffdba. 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: 12
| SHA256 hash: | 5cbda31ce4e00874ac5ecd34d0fc9ce49072465c00c07a8154945493a73ffdba |
|---|---|
| SHA3-384 hash: | 71b81d8fd8879d6dfb284c78128ddcd8142fc41b94fa8113714d362e52befd49b7d0c7c2f74a40c711d8ff1b07b7888c |
| SHA1 hash: | 4fe737921418eef31262acbff0f08b5f41478d02 |
| MD5 hash: | 917858bf2611f1076f055814143be940 |
| humanhash: | chicken-hotel-seventeen-table |
| File name: | 917858bf2611f1076f055814143be940 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 230'400 bytes |
| First seen: | 2022-07-19 08:32:45 UTC |
| Last seen: | 2022-07-22 10:14:37 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger) |
| ssdeep | 6144:oK/M4fCE4YDJEXA7pns7+K7GE42XBPx9phDaF:op4fz4YDJmA7Vs77GEdXFxX0 |
| Threatray | 14'273 similar samples on MalwareBazaar |
| TLSH | T15B34E0C8375E5A14CCE3AF71842A66750A689F05C053EB83D4DC7F0EF85A3E928A5C5E |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | e1c08cde66bc68c1 (2 x Formbook, 1 x RedLineStealer) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
270
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed
Result
Verdict:
UNKNOWN
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
Deletes itself after installation
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2022-07-19 07:36:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
20 of 26 (76.92%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 14'263 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
f1d05c2f0cafae11dc47ccd008272d09ae356a5a037b9570e773f7d468d557f8
MD5 hash:
eacc78f0867fd36c208cfd753481f886
SHA1 hash:
5d905f1932d8ccc5f76c7772317290e4b7907348
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
5cbda31ce4e00874ac5ecd34d0fc9ce49072465c00c07a8154945493a73ffdba
MD5 hash:
917858bf2611f1076f055814143be940
SHA1 hash:
4fe737921418eef31262acbff0f08b5f41478d02
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
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_EXE_Packed_SmartAssembly |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with SmartAssembly |
| 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
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