MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a3eb9cb4b46ef56131c171edab5015355e63f8c2f94bc8f5bc23ed0a48ea3d7f. 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: 12
| SHA256 hash: | a3eb9cb4b46ef56131c171edab5015355e63f8c2f94bc8f5bc23ed0a48ea3d7f |
|---|---|
| SHA3-384 hash: | 4e9b28cce76d81f50302db6063df5a307be03a3c323538e3b9fa425c0718141140c59cad96f4bb4c5c380dcf5e374218 |
| SHA1 hash: | c847595635a2fa75e7c8166b572821af557d817c |
| MD5 hash: | 23aae31ca524426e6e086703288253b7 |
| humanhash: | cup-quiet-mexico-neptune |
| File name: | SecuriteInfo.com.Variant.Strictor.271879.15291.15676 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 618'496 bytes |
| First seen: | 2022-04-28 07:42:04 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger) |
| ssdeep | 12288:GLWJeQiQrYZbVrBGBnhFvzCT0pgqyBl3N5xVXzgby61et:iQl/kZxrBGBnhdewOqk3N5xVXsby61e |
| Threatray | 15'164 similar samples on MalwareBazaar |
| TLSH | T15FD4F191E1884AD6EA6FC3F1AC34ED1043BA7D3E64A1DA5D9CD671E409733E200A5D2F |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| File icon (PE): |  |
| dhash icon | 1999914d5707075f (2 x Formbook, 2 x AgentTesla, 1 x AsyncRAT) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
269
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Сreating synchronization primitives
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated packed strictor update.exe
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
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
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
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-04-28 07:43:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
19 of 26 (73.08%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 15'154 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:n4th loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
ab5d62e5b66780bd3c3417ffde2924af22f352328c9271e8ac59d4b87ceb76fb
MD5 hash:
b86844baf931f8f1033092bf16cb3e5c
SHA1 hash:
74f9eddad9fd64c6b954849d7f59959e54a4dd6e
SH256 hash:
0bfeea8341dc71ff89ad39b8551997543bbac10813c3eb3089164e7a92e67284
MD5 hash:
2b0f10f857ce6124d7a4d5b9e62aa4f7
SHA1 hash:
e29aa990e96247c38405a25d10f0f91231d8b025
SH256 hash:
92fc621e886ad486195efe1b074a5186c27599e3dd4d71c72cae3078b8660ae2
MD5 hash:
e80503550a2aa077f62f09c7dc6be7e4
SHA1 hash:
f93e86c149eac50b611a1f9a7b59f5d81026262c
SH256 hash:
80ad8e285635f8a771451e2ae9971289a692a323017d6b0661206786f6c15ad3
MD5 hash:
ed824ddce884887d1241920022ea7851
SHA1 hash:
3d0574c41d464ade3e5457842ac997468324ba7b
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
a3eb9cb4b46ef56131c171edab5015355e63f8c2f94bc8f5bc23ed0a48ea3d7f
MD5 hash:
23aae31ca524426e6e086703288253b7
SHA1 hash:
c847595635a2fa75e7c8166b572821af557d817c
Malware family:
XLoader
Verdict:
Malicious
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: | 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
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