MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 dd3876251da91bfe2d9af57cec442fc2c658a6841892f4ea8954c96260683393. 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: 18
| SHA256 hash: | dd3876251da91bfe2d9af57cec442fc2c658a6841892f4ea8954c96260683393 |
|---|---|
| SHA3-384 hash: | b8e44b48c9f71923d1c3a10ced6b489a78a2f55d5d756903aad8eef1457953e833cec6b1e160a62b8cb0feabe0db97ea |
| SHA1 hash: | d739c1959e8f5afd02fabeedff3441399b18b24d |
| MD5 hash: | c0f9ceba05b4d0cfed4d4fdecaefa090 |
| humanhash: | uniform-lithium-cola-thirteen |
| File name: | 0ZJ7siXFvpTZZoW.cmd |
| Download: | download sample |
| Signature | Formbook |
| File size: | 770'560 bytes |
| First seen: | 2025-11-03 10:26:55 UTC |
| Last seen: | 2025-11-10 09:00:06 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'841 x AgentTesla, 19'773 x Formbook, 12'296 x SnakeKeylogger) |
| ssdeep | 12288:AmTAyKR2Ih7vulFsooqxdkTWXpYiRnKkd1waYynSnJmxhITtg+:bTAyyjGFhNWCzKQ1zYcSnJmxhITtg+ |
| Threatray | 2'138 similar samples on MalwareBazaar |
| TLSH | T104F412693B62DB23C96763B599B2F2F0537E1DAEA100E2035EDA7DEB7522B004C045D7 |
| TrID | 35.4% (.EXE) Win64 Executable (generic) (10522/11/4) 22.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.1% (.EXE) Win32 Executable (generic) (4504/4/1) 6.9% (.ICL) Windows Icons Library (generic) (2059/9) 6.8% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| Reporter |  adrian__luca |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
114
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_dd3876251da91bfe2d9af57cec442fc2c658a6841892f4ea8954c96260683393.exe
Verdict:
No threats detected
Analysis date:
2025-11-03 10:29:14 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Verdict:
Malicious
Score:
70%
Tags:
shell sage
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Сreating synchronization primitives
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%
Tags:
masquerade obfuscated packed vbnet
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-11-03T03:36:00Z UTC
Last seen:
2025-11-05T05:22:00Z UTC
Hits:
~100
Detections:
Trojan.MSIL.Taskun.sb Trojan.MSIL.Inject.sb Trojan.MSIL.Crypt.sb HEUR:Trojan.MSIL.Agent.gen Trojan-Spy.Noon.HTTP.ServerRequest PDM:Trojan.Win32.Generic Backdoor.Agent.HTTP.C&C Trojan-Spy.Win32.Noon.sb
Malware family:
Malicious Packer
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.33 Win 32 Exe x86
Verdict:
Malicious
Threat:
Family.FORMBOOK
Threat name:
ByteCode-MSIL.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-11-03 10:27:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
16 of 23 (69.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
xworm
formbook
unc_loader_037
Similar samples:
+ 2'128 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8134365e4433fe72148ae2f1be328fa392b7b7b70b488913c021e67e3d004db1
MD5 hash:
f505cf659782cf9f5d434cc41d430752
SHA1 hash:
6dd1fb9a7cc71558894896990091c45df2fb1f95
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
c60c6c759be78f5e56d2628ac7a0679639cc5033d15f8b8563f2f2f7c9b18b3e
MD5 hash:
86b6d529bfcb37163f7e00c6ce7caa45
SHA1 hash:
8ead7567669d618ee47a1a316cf8ce5c2239baf1
SH256 hash:
d53a5c7f9d1eb4dadfae42188fa6b0dfd12a6edaf42aa4ca29089bfcede3b3e5
MD5 hash:
932d1fc30a170392308350e6a2d92810
SHA1 hash:
b07cc676c4e7594390acb3e262be10330f59b3f4
SH256 hash:
6248f8041c2194437e4ff80c52f3b91a59d075bed15cbda529e0f15a2e105a17
MD5 hash:
42a5bf166b2e186ecb08aea1f7759878
SHA1 hash:
111cf6514413d7a360075fbabf8e1b9728be2b72
SH256 hash:
dd3876251da91bfe2d9af57cec442fc2c658a6841892f4ea8954c96260683393
MD5 hash:
c0f9ceba05b4d0cfed4d4fdecaefa090
SHA1 hash:
d739c1959e8f5afd02fabeedff3441399b18b24d
Malware family:
FormBook
Verdict:
Malicious
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: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| 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.
Malspam
Delivery method
Distributed via e-mail attachment
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