MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 dacb77cc1043b74ae83d504072258f6157c6bb72fcf340356cbd932cb10bbf28. 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: | dacb77cc1043b74ae83d504072258f6157c6bb72fcf340356cbd932cb10bbf28 |
|---|---|
| SHA3-384 hash: | 9b294fb3da3ffa4898879b2cded32aa0d47667da52e565e8dc0e83f0c7add9f6d086539b1785d6be712866ccdd2ee261 |
| SHA1 hash: | a4adc3ef6f5e5a97bb1c36f24ecf07bb7533e427 |
| MD5 hash: | 706a52c35a1c1186de5b098fd6cafd8f |
| humanhash: | alpha-london-carpet-fifteen |
| File name: | 706a52c35a1c1186de5b098fd6cafd8f.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 259'310 bytes |
| First seen: | 2022-05-12 07:32:17 UTC |
| Last seen: | 2022-05-12 08:57:50 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader) |
| ssdeep | 6144:LOtIOhbpPISFI0FnvlLu6QpVWXY/XoNepvUZIuvMdKOP1RI+kd:LOLhbSF8nvlLu6IVWo/3vJuvvOM |
| Threatray | 15'551 similar samples on MalwareBazaar |
| TLSH | T104441210B2B1E1B3E8621271AC2AEF7B6B8FDD2500F6570363413D55BD6A7C2E81DB54 |
| TrID | 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 16.4% (.EXE) Win64 Executable (generic) (10523/12/4) 10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.0% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
214
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Sending a custom TCP request
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
7.5/10
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.spyw.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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 dropped file
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)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-05-11 10:57:18 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
25 of 26 (96.15%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 15'541 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:formbook family:xloader campaign:hwfm loader persistence rat spyware stealer suricata 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
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
ddc8cdfdec1443c433993a3db8e449bc7aa1b6b6fc997597f2cfa853106d10da
MD5 hash:
ed8696e32e352e1855144f2c65377f3d
SHA1 hash:
e7f7424254efd3589112545507c2cbb8224633dd
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
bc8c38f9ff0af451265a90bc2a5c3aee3da358d1aae20f133a02340dab3e7fe2
MD5 hash:
a07a1967a43b8d6e7691f176294b78c5
SHA1 hash:
5572f7f4c463770cdfecdc9fc09bbdb8369d952a
SH256 hash:
dacb77cc1043b74ae83d504072258f6157c6bb72fcf340356cbd932cb10bbf28
MD5 hash:
706a52c35a1c1186de5b098fd6cafd8f
SHA1 hash:
a4adc3ef6f5e5a97bb1c36f24ecf07bb7533e427
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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.