MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7930bf3f1be9acdf429e2433aa7d0c36985d9a97e580571fee1ffe8cbc0d8f5a. 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: | 7930bf3f1be9acdf429e2433aa7d0c36985d9a97e580571fee1ffe8cbc0d8f5a |
|---|---|
| SHA3-384 hash: | 44032efa04f9df5845dac492a999677a861c29b09614f903e68daa0ff3a91d41ac037e4fd46d06f968f3cb94835f1be8 |
| SHA1 hash: | 38a4de3caa65b906b2947bd7bbbcbed0575de785 |
| MD5 hash: | 818d16854f5251302c051d419dd3d5b6 |
| humanhash: | fix-chicken-uncle-uniform |
| File name: | 818d16854f5251302c051d419dd3d5b6 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 370'688 bytes |
| First seen: | 2021-11-13 11:37:06 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger) |
| ssdeep | 6144:W/c72GhN3oRey43E+ojTw2g6imybA6vEnRZXZ5medbXGMqYtTtM6vCquf6FECT:572iNw9+omKHMORZXZ55E3Y17v8x |
| Threatray | 11'190 similar samples on MalwareBazaar |
| TLSH | T1E3741218B7F59F39E23987FBAB50495017F858772A42F72E5DE313E508687D14A80B23 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Creating a window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated packed
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
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
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:
2021-11-12 18:09:00 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 11'180 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:nqm8 rat spyware stealer suricata trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.mmsite.site/nqm8/
Unpacked files
SH256 hash:
a9a7faeb7d569598c75f663797622a5486f313dd52b1fa0f530aaad354c49574
MD5 hash:
9f0072037109bbbab69a4994a5ddc493
SHA1 hash:
65ba062434fbd0511f885251fef155bc2dd4e1ee
Detections:
win_formbook_g0
win_formbook_auto
Parent samples :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 hash:
bd4c4912209802bb457983177d94b220d20dc9775ff973f90bd1c6afd729bc9c
MD5 hash:
8cde05c2cc918a68b075bdb2854c9994
SHA1 hash:
bc3c4e2826370171102ee8b7bd317493cd72c15f
SH256 hash:
53f8dc5c9ab04e82ae9d135d158a9ef2e6872c9061cc6bd47e802ef7925bab64
MD5 hash:
ed237e853938661e8cc96cccf32d589a
SHA1 hash:
4d98cd482b0bf0de92e6b94dbd57a6021c7f90da
SH256 hash:
7930bf3f1be9acdf429e2433aa7d0c36985d9a97e580571fee1ffe8cbc0d8f5a
MD5 hash:
818d16854f5251302c051d419dd3d5b6
SHA1 hash:
38a4de3caa65b906b2947bd7bbbcbed0575de785
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | Formbook |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
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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