MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7aa337be7c2fc3d45a829aabcc060f86eac6ae53d878194cc253cfb8e228abf2. 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


Intelligence 13 IOCs YARA File information Comments

SHA256 hash: 7aa337be7c2fc3d45a829aabcc060f86eac6ae53d878194cc253cfb8e228abf2
SHA3-384 hash: fb83f71a5aea750eba6237daab06b12137c279b749d38e6858767ccd00cc1b7a751a85862e51c8a160dbfbbb6a264002
SHA1 hash: b53d95bcd8d1d46e979946bc0a8b97d29609e281
MD5 hash: af9cf7166b559f9d7fa55da4adbb78a5
humanhash: berlin-oxygen-ceiling-lake
File name:采购订单号4122681.exe
Download: download sample
Signature Formbook
File size:210'432 bytes
First seen:2020-12-29 07:59:58 UTC
Last seen:2020-12-29 10:11:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 19365ba8f8fd8d9780c2251bbc0dd3a2 (1 x RemcosRAT, 1 x Formbook, 1 x Loki)
ssdeep 3072:17tb3SRvQVaaZdYpL9w6Oz2rgLcs2OH8VT6tOzenL5v7GfQCAnA23aVOfG9NZTrD:pURvIZS/rOzZcv5ISeNv7Gos23M7j
Threatray 3'303 similar samples on MalwareBazaar
TLSH 8124120B89106C72DB82E0F605E173E998B1089956D46D7FEFE0BCA204DF7DFA42945E
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: 杰夫 <jeff@hncomax.com>
Reply-To: jeff@hncomax.com
Subject: 采购订单号4122681
Attachment: 采购订单号4122681.rar (contains "采购订单号4122681.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
196
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
采购订单号4122681.exe
Verdict:
Malicious activity
Analysis date:
2020-12-29 08:05:49 UTC
Tags:
trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
DNS request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2020-12-29 08:00:11 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.minimalgent.com/heye/
Unpacked files
SH256 hash:
7aa337be7c2fc3d45a829aabcc060f86eac6ae53d878194cc253cfb8e228abf2
MD5 hash:
af9cf7166b559f9d7fa55da4adbb78a5
SHA1 hash:
b53d95bcd8d1d46e979946bc0a8b97d29609e281
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe 7aa337be7c2fc3d45a829aabcc060f86eac6ae53d878194cc253cfb8e228abf2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments