MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e81f5d0935c1e0c97df691fca6fef982c06ba07c6d1aa184d4c4915c871cdff0. 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: 10
| SHA256 hash: | e81f5d0935c1e0c97df691fca6fef982c06ba07c6d1aa184d4c4915c871cdff0 |
|---|---|
| SHA3-384 hash: | 159dff010991ae9a1c44cc97cc67ab7e8161e0c7e6837a5bd8ba57c4347784273ed0ef2f022827e9f500d892ce49e5ba |
| SHA1 hash: | e6669baaac27f6fb0c1fe051495886940d4d5369 |
| MD5 hash: | effa5155df8a30584dcaffa91dbbfa9e |
| humanhash: | low-sierra-charlie-jersey |
| File name: | effa5155df8a30584dcaffa91dbbfa9e.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'079'808 bytes |
| First seen: | 2020-11-25 07:09:01 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 24576:j5nn4eHavjlIHP3xIPMq8BA4/U3lMGJD8+NiyKB/HW:+Zr2P3xk8BAh3lMGJJiyA |
| Threatray | 3'043 similar samples on MalwareBazaar |
| TLSH | 4035DF25B389BB40E0BD477A88E4142157F6EC069672C92E7DED349E1FB2FC84921B47 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Injects a PE file into a foreign processes
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 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
Uses netstat to query active network connections and open ports
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.Heracles
Status:
Malicious
First seen:
2020-11-24 07:22:13 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'033 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.bestylishstore.com/wsu/
Unpacked files
SH256 hash:
e81f5d0935c1e0c97df691fca6fef982c06ba07c6d1aa184d4c4915c871cdff0
MD5 hash:
effa5155df8a30584dcaffa91dbbfa9e
SHA1 hash:
e6669baaac27f6fb0c1fe051495886940d4d5369
SH256 hash:
c8671a87d685f2354d96f3cfcad530dfa5f3ec535a0f5ec14940d81fb857813b
MD5 hash:
b5358f677850210361f573c7d249c258
SHA1 hash:
215e06e319515d779efa88f7c05b343d6ec3f6a5
SH256 hash:
c6fcf5d515d56cf746b4c4aa4695f11e9ad7f6063a96cda810bf39dc47c5a7a0
MD5 hash:
47509d9db24c975e55c287afdc459fad
SHA1 hash:
4f1f893555c985d7cbba731cf1fdbf49c6ecf793
SH256 hash:
1650bb94c7b61f01761111a8d6f6e090dd9cc25e86868a83ca2045cca9cc7afc
MD5 hash:
fc2c8f7e219ccfeeeac305fb767ad859
SHA1 hash:
5019663f56ed20adf77b66901df9eb1d93e0c47d
SH256 hash:
8a4d97adf5659e0e35c912b3aacf0bb75e4d04f8634855695b5f9adf3d0cbd52
MD5 hash:
f6ca854812237ebbeb4305b7eb0136ef
SHA1 hash:
7df10a07ee4a9a4b27efa0cb25017bb149921258
SH256 hash:
b34f0654f2f053502ba298afb365cf09e35ec9443c3a88166e2efe320866a010
MD5 hash:
0d0851083635710b976e548558d9494c
SHA1 hash:
acf6f878535dbdcfa072a9e6d71627a40857b917
Detections:
win_formbook_g0
win_formbook_auto
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
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
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