MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5fd22c8bf1e7e06ccaa6ebc23410086fe0e3bc30b1613cd6ee734f280c0d6979. 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: 9
| SHA256 hash: | 5fd22c8bf1e7e06ccaa6ebc23410086fe0e3bc30b1613cd6ee734f280c0d6979 |
|---|---|
| SHA3-384 hash: | 2579f5002e657eb8719476680c1069f2fccc63ec98d3287180ca392d0c068659899e31442678dcce88fe9e8fc11e2df5 |
| SHA1 hash: | 5ce54787ee210a020401ce97b2777d1b0f4b4bc8 |
| MD5 hash: | 27e82e5a6ba22fd144a1aa0499ae1acd |
| humanhash: | pizza-apart-quebec-venus |
| File name: | 27e82e5a6ba22fd144a1aa0499ae1acd |
| Download: | download sample |
| Signature | Formbook |
| File size: | 296'492 bytes |
| First seen: | 2021-10-07 10:28:16 UTC |
| Last seen: | 2021-10-07 12:11:37 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger) |
| ssdeep | 6144:F8LxBs96SgK9VNHLmWiovgflPWDwH8D7LEYZ8vI+tx81EeNpKU17QW/:/m8VNrmWZ4U8H8x6tx8hzKU1x |
| Threatray | 10'036 similar samples on MalwareBazaar |
| TLSH | T1CB54128762E485ABD58317714DBEE27BFF7AE10442C36D4B8B801E375861BC0852F79A |
| File icon (PE): |  |
| dhash icon | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ- 7110464.xlsx
Verdict:
Malicious activity
Analysis date:
2021-10-07 08:40:26 UTC
Tags:
trojan opendir exploit CVE-2017-11882 loader formbook stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a window
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
overlay packed
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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
Self deletion via cmd delete
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:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-10-06 11:42:26 UTC
AV detection:
28 of 45 (62.22%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 10'026 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:nk6l rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.rthearts.com/nk6l/
Unpacked files
SH256 hash:
5fd22c8bf1e7e06ccaa6ebc23410086fe0e3bc30b1613cd6ee734f280c0d6979
MD5 hash:
27e82e5a6ba22fd144a1aa0499ae1acd
SHA1 hash:
5ce54787ee210a020401ce97b2777d1b0f4b4bc8
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
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
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