MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 77d0637c23e62aacd06cdae1199620955f5ef36ccd6b7de96f49ea6637f18ed5. 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: | 77d0637c23e62aacd06cdae1199620955f5ef36ccd6b7de96f49ea6637f18ed5 |
|---|---|
| SHA3-384 hash: | d25ec8be2f0db62929a2e72ec35061ab43076320dd6cb2b89929ca67eca21570e86b956ce5eacee242d19763ebc21de5 |
| SHA1 hash: | 64f99d05aca898872289fc7b1ccde4bb6f703bb9 |
| MD5 hash: | 5a2f3553f03bea972618a4fc780146ab |
| humanhash: | xray-rugby-paris-earth |
| File name: | 5a2f3553f03bea972618a4fc780146ab |
| Download: | download sample |
| Signature | Formbook |
| File size: | 655'360 bytes |
| First seen: | 2023-09-07 09:41:39 UTC |
| Last seen: | 2023-09-07 12:34:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:F5fVsbR2ZLqq2h8zMm8qslD4QBi4LYbOvCpbie7K3RJdTfIQ90ZE7HKS/S:FtO2ZLRD8LlD4UYbXI6KBJJfIB |
| Threatray | 51 similar samples on MalwareBazaar |
| TLSH | T162D4EFF92465C7E2C7B483FF54AB84759A23BC02647486CC377C3A845EA5ED34826DB2 |
| 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% (.ICL) Windows Icons Library (generic) (2059/9) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
265
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://80.76.51.248/keninv.exe
Verdict:
Suspicious activity
Analysis date:
2023-09-07 08:54:27 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
Restart of the analyzed sample
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
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
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2023-09-07 08:52:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 23 (78.26%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 41 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
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
00da23f8a5b82d32c7469fda490c0f12184cd2018e937823127e9cfec761e639
MD5 hash:
1ce116bba3a87c0838c4a595fb6aec3b
SHA1 hash:
61737a4c3f2e0cb3a8806ad099e8eb1f327bbfb0
Detections:
win_formbook_w0
win_formbook_g0
SH256 hash:
4922adf4ae64e99e4221060772903fee0dc5e950d2384da79b3164d449bc72f2
MD5 hash:
430fe0a134431c071fb247ff24242530
SHA1 hash:
f8a7f9a21e6ec2aaf7e7d716a32e5eeeedd6d5e1
SH256 hash:
784d4e0af30bcca58d54f86b6966e1c147bcc194a99126ebe79538e9084f6d80
MD5 hash:
5caf74e6818e40e82651781613a42425
SHA1 hash:
2a182b1552373e0907bfd03db31120596df994d0
SH256 hash:
43d64bdb904fdeb25f25928bb68dbd93a6304b50147b435c2e6446f1176b9b44
MD5 hash:
68fb0c7a8cda3cfc2fb6ef8eccb83f04
SHA1 hash:
22c0951f010c60a4a70e0d949818b7b88593e36f
SH256 hash:
ba6c7dbbcaac7de4165fd057a2051c88ee3efb57d449e7992242a7fc1ded1cc1
MD5 hash:
f1f681c8783dff99dd6aede6ae0965bf
SHA1 hash:
0a428d38a0eda39bc6106044a7f29a27745728eb
SH256 hash:
fca2aebfa8f472393ee7e0abb5ba30d254488d6663d1ebf115c72ce4a717d6d4
MD5 hash:
fccfeb80c0291bfc1f1b7d5c37322629
SHA1 hash:
e0ffa2eb255b352415cac6df5ef177c1172cab79
SH256 hash:
cc2c956ea307a8a8f9a05ece3fcf01cfd1dc74a38e4eee7a67b430991bd51e02
MD5 hash:
d319ceb648c32252583eeafe36eb6660
SHA1 hash:
df06ab9c2b41fcd2c9e7fd7f0d3b1d55b27dff81
SH256 hash:
567f6fc8d04aaed6d3a0204bb6bd10d13a0f526d0464779116d4fe744d72a50e
MD5 hash:
89d8526047adddb84a21782bd075535e
SHA1 hash:
c98903b185598204ad256edc5cd0293e2f97943d
SH256 hash:
272fa998b63e28cbdaf059489f215606d55a8c33a0fe3f9fe794974ebaaa49f6
MD5 hash:
64ac471c35848892401f272de8560897
SHA1 hash:
4ef96cbfd7e5c89fc41005b04bd02dc63bdae546
SH256 hash:
3148ccfcac25ea97a423afef232d3ab78c492c5e3c82939cfa9ed832f9944c4a
MD5 hash:
cb8d96cb79925122fa9f770a950d1652
SHA1 hash:
4dc35001b7567f68f3cd066038f4a36b5891d980
SH256 hash:
77d0637c23e62aacd06cdae1199620955f5ef36ccd6b7de96f49ea6637f18ed5
MD5 hash:
5a2f3553f03bea972618a4fc780146ab
SHA1 hash:
64f99d05aca898872289fc7b1ccde4bb6f703bb9
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: | NET |
|---|---|
| Author: | malware-lu |
| 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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