MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 44ef3fddd34f67a95664a66015890c4a8964f0690617edd6abac97b427420419. 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: 14
| SHA256 hash: | 44ef3fddd34f67a95664a66015890c4a8964f0690617edd6abac97b427420419 |
|---|---|
| SHA3-384 hash: | b48e115173d9d3c43a777385858c3fee25ac157ba18c1b60afb484f729dab4ac578f5cee48deb4784a3d7cfc4a90e2d1 |
| SHA1 hash: | 765f4c0f2c2fb4b1f2b7b739c3ec06b30ff15937 |
| MD5 hash: | 07aeda6fb68d3baf6784cf0f9bc3237d |
| humanhash: | bulldog-cup-hot-helium |
| File name: | Payment_Invoice.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 297'580 bytes |
| First seen: | 2022-02-18 13:53:08 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla) |
| ssdeep | 6144:owsP3nlvojvsLNbT3LoCFFdICSpDxNZN6hn4o53uXjalbtWALmt:QP1vEiNX33RINdN6h4bjaPWAa |
| Threatray | 13'625 similar samples on MalwareBazaar |
| TLSH | T1A654230F2DD0CAB7F40D6D3202A79BBBE2B59E12261274079FA85FD734151C75ABC1A2 |
| File icon (PE): |  |
| dhash icon | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  pr0xylife |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
306
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
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
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
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Trojan.Convagent
Status:
Malicious
First seen:
2022-02-18 13:54:11 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 13'615 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:o09u rat spyware stealer suricata trojan
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
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
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
8505c4d48537faeb968cf8ff32ccdec5da0b27ff5b7f0217e59eed29e815c85d
MD5 hash:
60ce664af83bdd4aeef122868ba21b3d
SHA1 hash:
e9e98e1f044619df04e69098bbf7a0091873ffc6
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
584253dc0caac28affe0e3ebca91e0847c8f0fb7cf3ac811c19821afa3d7dbf6
MD5 hash:
ae8c26a757de36a601c7666cbe2220fa
SHA1 hash:
4a7ab4fcc601b7385f832c042dd4b5709fd785e9
SH256 hash:
44ef3fddd34f67a95664a66015890c4a8964f0690617edd6abac97b427420419
MD5 hash:
07aeda6fb68d3baf6784cf0f9bc3237d
SHA1 hash:
765f4c0f2c2fb4b1f2b7b739c3ec06b30ff15937
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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