MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a78e2922a71640ceaab1d98b56e1e6807f4b9c9f303383d9ed5b677aa5b5675e. 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: 11
| SHA256 hash: | a78e2922a71640ceaab1d98b56e1e6807f4b9c9f303383d9ed5b677aa5b5675e |
|---|---|
| SHA3-384 hash: | b6ec0b6bf0169555689090ab7e05e4d41240873a5a7ab06ac9da71a87a6ba9a3291cc9298657a9d45b18538622de2c94 |
| SHA1 hash: | a64f23f4a13a34fd6dcff00dd678a1dea9854253 |
| MD5 hash: | 5ec24047a1906fb2ce849243f6250f7c |
| humanhash: | butter-neptune-jupiter-mango |
| File name: | Sales Invoice NO CN 6739.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 562'176 bytes |
| First seen: | 2021-04-09 07:59:39 UTC |
| Last seen: | 2021-04-09 08:56:31 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger) |
| ssdeep | 12288:Wr17tBeu8Ll7d1O/KNu55RIPDQRPo1DKi2:Wr17jKH1O/KvPDQpwDK |
| Threatray | 17 similar samples on MalwareBazaar |
| TLSH | 00C49E5ABD60A3A0D7D48872EA4BE2720E255C9F5902506337F8BE273FFD527C656230 |
| Reporter |  cocaman |
| Tags: | exe FormBook INVOICE |
Intelligence
File Origin
# of uploads :
2
# of downloads :
141
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Sales Invoice NO CN 6739.exe
Verdict:
Malicious activity
Analysis date:
2021-04-09 08:01:08 UTC
Tags:
trojan formbook stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
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
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 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 (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
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Spyware.Noon
Status:
Malicious
First seen:
2021-04-09 06:15:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
71
AV detection:
8 of 43 (18.60%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
suspicious
Similar samples:
+ 7 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.the-techs.info/chue/
Unpacked files
SH256 hash:
883f6d08e09e0a55501fcbad6039517d3a8fb515cbb73e309484f5a03e3b977e
MD5 hash:
dcf737a050389c2271c15fdf6f2e5adc
SHA1 hash:
e720028ce67e3aacf2ee04896339c6e185e5f020
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
38b1388c9c875668234fa7ea9590cd255b83b45c238967a8337969121ed317fc
MD5 hash:
4c3b4c2f20b34afa4f7ddfe20c0dcd6c
SHA1 hash:
e42a8f9bc10c2a3a82f75987d05dee82818deba9
SH256 hash:
a54235256f7fb0483b1ef98dcff7c4311bb32373a848883e21eaa338b8b24598
MD5 hash:
00793c5131e99d6be4b75422c835226f
SHA1 hash:
174f84a36c2ba35be2238f7ac3653f96dfb7e797
SH256 hash:
a78e2922a71640ceaab1d98b56e1e6807f4b9c9f303383d9ed5b677aa5b5675e
MD5 hash:
5ec24047a1906fb2ce849243f6250f7c
SHA1 hash:
a64f23f4a13a34fd6dcff00dd678a1dea9854253
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Other
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