MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8866ba769a0a6f22f134b6a855b7e20ecde5df86572606c21b4d1df139169c26. 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: | 8866ba769a0a6f22f134b6a855b7e20ecde5df86572606c21b4d1df139169c26 |
|---|---|
| SHA3-384 hash: | 10abb477e654efea8a3b53a73f2aa7a30ea5e9c4ce06233bf25e0d107ec759cfa8efc266a784eb34c7c760228b94c193 |
| SHA1 hash: | 5727ab1248917b3493463acc431b3a6b328ae42a |
| MD5 hash: | a5a627881844caef32a78c90d95c39fc |
| humanhash: | zulu-stream-shade-dakota |
| File name: | SecuriteInfo.com.Win32.TrojanX-gen.8385.14275 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 611'840 bytes |
| First seen: | 2023-11-02 03:19:48 UTC |
| Last seen: | 2023-11-02 15:03:59 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:bGqVsT1XgTAK8icUeBgUOEQA40Zgbu1R31h0TF/j6611:bGqWwTM3UtUD7gbURFh05r6U |
| Threatray | 42 similar samples on MalwareBazaar |
| TLSH | T190D42372A7C8D8ABDC1F86F6AF9A250AC237A4435706DB0C6C83641DDE0DDD99D603C6 |
| TrID | 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.2% (.SCR) Windows screen saver (13097/50/3) 9.0% (.EXE) Win64 Executable (generic) (10523/12/4) 5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | 38147262d6cca422 (9 x AgentTesla, 2 x Formbook, 1 x Loki) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
320
Origin country :
FRVendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
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:
Unknown
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Signature
.NET source code contains potential unpacker
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-11-02 01:57:44 UTC
AV detection:
18 of 23 (78.26%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 32 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
7de29da364a46b05ef35fb365ec282cec7da83bc81507e370c060a9564819b22
MD5 hash:
9fecf91bb56a1e1d90e2c74508690d0b
SHA1 hash:
777e6de3498c13fb526bbaa03a6405e1eca1841d
SH256 hash:
d05893b7f6f8e80de00ec14432669d61fcc0e3e84d1a8235e6c9207a2fecc650
MD5 hash:
5fbe5d27b6cbcb98066b83b977bcf634
SHA1 hash:
bfe5828699cc8d7b30f878dfbc3c3d803b9ef138
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
SH256 hash:
ac9a2fe4da178a41d37c8a7f68c2ccb7d828fa876f706ada56f5c1eb2e45011c
MD5 hash:
cee6ddca45378fee8c1a0bbb59f708a8
SHA1 hash:
6736bf6e8b4322034304b09ffab085107c0f3b0d
SH256 hash:
2fc6e7a93e0fbed4e6ca48c98af13c7339db7bff52a1bdce39b1c83c8e453878
MD5 hash:
af053f732b77a9c89118b0e73d2dd656
SHA1 hash:
64b34d32f5dca8ec21ffeceebe6d6c9dfc562c4d
SH256 hash:
8866ba769a0a6f22f134b6a855b7e20ecde5df86572606c21b4d1df139169c26
MD5 hash:
a5a627881844caef32a78c90d95c39fc
SHA1 hash:
5727ab1248917b3493463acc431b3a6b328ae42a
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Windows_Trojan_Formbook |
|---|---|
| Author: | @malgamy12 |
| Rule name: | Windows_Trojan_Formbook_1112e116 |
|---|---|
| Author: | Elastic Security |
| 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.
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