MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9f184a39f058cdf0d50fd15f34eb5b7f5d1421db80cb91d9efc829da9d9515e4. 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: 17
| SHA256 hash: | 9f184a39f058cdf0d50fd15f34eb5b7f5d1421db80cb91d9efc829da9d9515e4 |
|---|---|
| SHA3-384 hash: | 54bff2afb4af67658461f3d50c395e358f6ba0e9d3860e530bfc8080982cca092e5fd722e56d78fad52b98101ac93236 |
| SHA1 hash: | c2f8333319713aca8740b24816637f36328e8d01 |
| MD5 hash: | 60907b42e4beb3cac3ad1253542ce0c9 |
| humanhash: | idaho-pip-pizza-crazy |
| File name: | 9f184a39f058cdf0d50fd15f34eb5b7f5d1421db80cb91d9efc829da9d9515e4 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 910'336 bytes |
| First seen: | 2025-01-10 14:35:38 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 12288:JE2EdrSrR3yrRGcpAHOaLZrSvwFjo51LtnNfK9sN:JE2E1SrRCr4bXdS4FjS1BA9s |
| Threatray | 177 similar samples on MalwareBazaar |
| TLSH | T1DD15A43D49BD12EB80A9C79DCBE89827F614A46FB150ADA494C247A53357F4B34C323E |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
222
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9f184a39f058cdf0d50fd15f34eb5b7f5d1421db80cb91d9efc829da9d9515e4
Verdict:
No threats detected
Analysis date:
2025-01-10 18:38:42 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
90.9%
Tags:
virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Verdict:
Malicious
Labled as:
Trojan.Generic
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.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found direct / indirect Syscall (likely to bypass EDR)
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 submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Reads the DNS cache
Sample uses process hollowing technique
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect virtualization through RDTSC time measurements
Tries to resolve many domain names, but no domain seems valid
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-12-09 16:54:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
29 of 38 (76.32%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
unknown_loader_037
Similar samples:
+ 167 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:gd04 discovery rat spyware stealer trojan
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Malicious
Tags:
Win.Packed.Crypterx-10039645-0
YARA:
n/a
Unpacked files
SH256 hash:
2ec49059327cf3e55753f29114bc64385a43dc3b5bf38dcab7d24bdc367c4060
MD5 hash:
889c1b7d79cf0f92b151045d6d1c737c
SHA1 hash:
7dd00f5171b43c06e708f083fb60baebf32188f0
Detections:
FormBook
win_formbook_auto
win_formbook_g0
win_formbook_w0
Windows_Trojan_Formbook
Formbook
SH256 hash:
e7e1c8509aa5ce9724bf6c6ef4bacd5bb5f0ebed0009a71e1bb7f6413a9d4b93
MD5 hash:
d379db8777c041349e82d56894ce7ebe
SHA1 hash:
99b15d4a555a0eae93986f421be3feeedfbf8664
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
d140ed37713ac4c5c3c0d9a5fa82d2335e7b78d0f855a612ebbb39b7d4844462
MD5 hash:
b9ae31ef7dc754fae42cd19eeb154fc6
SHA1 hash:
0289525618614da9f6a2ea44bce3ba0f85d34975
SH256 hash:
9f184a39f058cdf0d50fd15f34eb5b7f5d1421db80cb91d9efc829da9d9515e4
MD5 hash:
60907b42e4beb3cac3ad1253542ce0c9
SHA1 hash:
c2f8333319713aca8740b24816637f36328e8d01
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
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: | DebuggerCheck__GlobalFlags |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Active |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Thread |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Formbook |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | RansomPyShield_Antiransomware |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP) |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | Windows_Trojan_Formbook |
|---|---|
| Author: | @malgamy12 |
| Rule name: | Windows_Trojan_Formbook_1112e116 |
|---|---|
| Author: | Elastic Security |
| Reference: | https://www.elastic.co/security-labs/formbook-adopts-cab-less-approach |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
| Rule name: | win_formbook_w0 |
|---|---|
| Author: | @malgamy12 |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
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