MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4dc8cb12314311a3bf1b1afa5cc5483284fda573f18c15ab0fef18b7b9ef9f98. 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: | 4dc8cb12314311a3bf1b1afa5cc5483284fda573f18c15ab0fef18b7b9ef9f98 |
|---|---|
| SHA3-384 hash: | 54eebb3a04cd333fa318a66fa6adc485827769596ca9f5f8cf19b456d46c81fd5478e7c7bd333b495fc6bdd258411935 |
| SHA1 hash: | 2de5030a9261655e5879e4faba7b5e79d1dd483e |
| MD5 hash: | 0e715db2198ff670f4bf0e88e0e9b547 |
| humanhash: | nineteen-oregon-juliet-california |
| File name: | 0e715db2198ff670f4bf0e88e0e9b547 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 648'912 bytes |
| First seen: | 2021-07-22 12:00:34 UTC |
| Last seen: | 2021-07-22 12:46:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:6j5EWCz96Q2vEq5GzUf5qvrcL1DCiTal1VPVhIHHZ25x:61EWMkzGUkrcJafVPUHZ2b |
| Threatray | 6'696 similar samples on MalwareBazaar |
| TLSH | T133D40231792622B6CD2C4C74B0538A411F722D276D2AF3D9129516DF276BA044BAFCFE |
| dhash icon | 98a4ba8e969686a6 (3 x Formbook, 3 x AgentTesla, 2 x njrat) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook signed |
Code Signing Certificate
| Organisation: | Opera Software AS |
|---|---|
| Issuer: | DigiCert EV Code Signing CA (SHA2) |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2019-06-17T00:00:00Z |
| Valid to: | 2022-06-17T12:00:00Z |
| Serial number: | 05f4210db2b283a32ff2aed29fcb68a4 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | c4f39751f735ba229c002983c0d6bdd4fd92a82fc97c9f5630d85c4caa820bda |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
QUOTATION1100630004R2.doc
Verdict:
Malicious activity
Analysis date:
2021-07-22 11:59:41 UTC
Tags:
exploit CVE-2017-11882 loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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.
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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 FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Coinminer.BitCoinMiner
Status:
Malicious
First seen:
2021-07-22 07:01:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
20 of 28 (71.43%)
Threat level:
4/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 6'686 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 AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.containerflippers.com/np0c/
Unpacked files
SH256 hash:
8b346c00ce6a16a6754ba6880c8ff2837c049dd66b328d9b26976e29c5ee8e42
MD5 hash:
08b234243ec3f0de125a2ccedc693399
SHA1 hash:
51d05033faf5441ff04db23d8dcb7c42c84f6610
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
c64038cfa0a155028b0c7c6f60297ebc78a79582d012ad2d4f7ba1e242159fa5
MD5 hash:
8574a4d63f003a8510e0ed30d2aefcd3
SHA1 hash:
de285ff4461cad15b4a2f023638ebff508ff9735
SH256 hash:
57e673dcb5c94a2cee597b7a66594e84b31caedc9e073532cdfeca1dbb6408f8
MD5 hash:
7efa3e08a18a886fc1f73eab6ad79307
SHA1 hash:
d035471178943ae41ba01732f9f1a4b0552ef3f8
SH256 hash:
4dc8cb12314311a3bf1b1afa5cc5483284fda573f18c15ab0fef18b7b9ef9f98
MD5 hash:
0e715db2198ff670f4bf0e88e0e9b547
SHA1 hash:
2de5030a9261655e5879e4faba7b5e79d1dd483e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.21
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables containing bas64 encoded gzip files |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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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