MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 21b0f1e4002050ed921e77fdb9720b946e7060e3547932b2675cb42930f1b1ac. 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: 13
| SHA256 hash: | 21b0f1e4002050ed921e77fdb9720b946e7060e3547932b2675cb42930f1b1ac |
|---|---|
| SHA3-384 hash: | 8d159a59a668cb8b682d002a8535bfd178cb65dc94a5827cb59bbaa28c9fb26885b7aed22ab213a273e79f424d42d667 |
| SHA1 hash: | d5bd90b607692a8710b5da619186aab1a67ff651 |
| MD5 hash: | 089c802c019c5d39a51f4f1b753d73ea |
| humanhash: | bluebird-gee-december-lion |
| File name: | SecuriteInfo.com.W32.AIDetectNet.01.18941.14943 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 509'440 bytes |
| First seen: | 2022-06-27 11:55:14 UTC |
| Last seen: | 2022-07-04 16:51:17 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 12288:tdrmpezBJmDpeSWfNqKPS8ED3dRKdnsvD:/mpYItW/S8oRUsr |
| TLSH | T1DCB412C402D49F8EE4B9877B62B540112BB872F35C06F7AF579AF0960473B94C5227EA |
| TrID | 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.5% (.SCR) Windows screen saver (13101/52/3) 9.2% (.EXE) Win64 Executable (generic) (10523/12/4) 5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.9% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | b2f949b1bafab8b0 (18 x AgentTesla, 17 x Loki, 17 x Formbook) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
231
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Result
Verdict:
UNKNOWN
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
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
ByteCode-MSIL.Trojan.Leonem
Status:
Malicious
First seen:
2022-06-27 02:15:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
21 of 25 (84.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:5iu5 loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
b79de430ebf3859eb44a9fc02cde90de6887a29b54ed9be8b756a48cc49f970b
MD5 hash:
80a7b66bb70d9a702cea30e5c4784008
SHA1 hash:
63718b3bbbd2a5329dec97db9742e710e13a525f
Detections:
win_formbook_g0
win_formbook_auto
XLoader
SH256 hash:
0aa8ea56f670ef5041fe87ee1a27b6623c2cf7996ed489214aa076996ca40cac
MD5 hash:
faf84cab64260654988db2f9157f8f89
SHA1 hash:
e1e6ebeaf252c78e74c1355cdefc6a2c52cfab70
SH256 hash:
0cb6aef1fa57d11408e47ae071485ef8f48c2982997b8d74b47a4151d85b978c
MD5 hash:
843aa6edf83bff7b61c6a5369ef41e95
SHA1 hash:
d1bfeec8eaac9a1dacf2f7062ce964d8e7d77085
SH256 hash:
0fdf301f26e720114385b97c9b8b55547afbba28723cdf9148df20203e205503
MD5 hash:
c598752b3ef57731acadaa30513ef7de
SHA1 hash:
77dca149753b26a97b60b0de5ed27bae9b614022
SH256 hash:
78c6b970be9cd714c1c9c2ee8ea98970d9535b942d0bbaa5f4f7e2b2c38d839d
MD5 hash:
ec1c0687b78f5cb790e816aaf4fc782b
SHA1 hash:
109b3fafefde4ac83995b4523a87fba88575e8cd
SH256 hash:
21b0f1e4002050ed921e77fdb9720b946e7060e3547932b2675cb42930f1b1ac
MD5 hash:
089c802c019c5d39a51f4f1b753d73ea
SHA1 hash:
d5bd90b607692a8710b5da619186aab1a67ff651
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
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: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | pdb_YARAify |
|---|---|
| Author: | @wowabiy314 |
| Description: | PDB |
| 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.
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