MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58babe3f9ef385e4ba8b10355a7ed59a6fe81d4742d86d60362b77b57c4fe8fc. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments

SHA256 hash: 58babe3f9ef385e4ba8b10355a7ed59a6fe81d4742d86d60362b77b57c4fe8fc
SHA3-384 hash: b91faedf583b9428f1a86aabe7ad26b3ad29ef110610cfb05056c157bbaa34d1caef31196532146bb07836c49cc938e1
SHA1 hash: e8b7ecb3eb54e92c279826700bdf8e89908ae9bb
MD5 hash: c28582d848e172695ab4cb58c374113a
humanhash: kansas-magazine-florida-wisconsin
File name:shipping docs.exe
Download: download sample
Signature Formbook
File size:961'024 bytes
First seen:2022-07-07 15:31:03 UTC
Last seen:2022-07-07 16:44:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 24576:S2oY16vm4wh2UPVwM/stcAObTUQDJoaCIOM:S2oY1b4wh2UPuM/scABQ+9Il
TLSH T1BB15C01DD7D9C127F1BE0EB8CED2E0F063AC798DA984AF2D8580ADAD6F1054993471D2
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
277
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit packed shell32.dll wacatac
Result
Verdict:
UNKNOWN
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:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large strings
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 659081 Sample: shipping docs.exe Startdate: 07/07/2022 Architecture: WINDOWS Score: 100 33 www.zaixian12.com 2->33 35 www.trups88t.com 2->35 37 4 other IPs or domains 2->37 39 Snort IDS alert for network traffic 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 11 other signatures 2->45 11 shipping docs.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\...\shipping docs.exe.log, ASCII 11->31 dropped 53 Injects a PE file into a foreign processes 11->53 15 shipping docs.exe 11->15         started        18 shipping docs.exe 11->18         started        signatures6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 15->55 57 Maps a DLL or memory area into another process 15->57 59 Sample uses process hollowing technique 15->59 61 Queues an APC in another process (thread injection) 15->61 20 explorer.exe 3 15->20 injected process9 process10 22 help.exe 20->22         started        signatures11 47 Modifies the context of a thread in another process (thread injection) 22->47 49 Maps a DLL or memory area into another process 22->49 51 Tries to detect virtualization through RDTSC time measurements 22->51 25 cmd.exe 1 22->25         started        27 explorer.exe 80 22->27         started        process12 process13 29 conhost.exe 25->29         started       
Threat name:
ByteCode-MSIL.Spyware.SnakeLogger
Status:
Malicious
First seen:
2022-07-07 12:46:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
21 of 26 (80.77%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:formbook family:xloader campaign:gfv7 loader persistence rat spyware stealer suricata trojan
Behaviour
Modifies Internet Explorer settings
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
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Executes dropped EXE
Xloader payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
e8e0a476087352226ea102e89078067fb2d760238bc2121bf1098fdefd188604
MD5 hash:
3733f77949893a2f8206a945e2902629
SHA1 hash:
2cc712b01c2ba920a84dd4d758cf732b65d4a3e0
Detections:
win_formbook_g0 win_formbook_auto
SH256 hash:
3c595c5e78cac996f0eb484ca7699e90eeb84cf4d14dfc6c368c708b6a9eff99
MD5 hash:
92575e00f533ab0cb86c933f8c8d14e3
SHA1 hash:
a2f9be4ebf3a1372c5c40a45a8d6fe7cf5335c97
SH256 hash:
5e97ccd8dafcb36b3cb772f6a2fd425abcf221ab9ea1930e8c2618c95332f2c6
MD5 hash:
01800f6b045def8d90c649842f56d752
SHA1 hash:
f8434a4636d0772d01aac44bb3f9753a41f01d34
SH256 hash:
470bd4acb97cb2c32351b92f3301c3b12ee68f2dc74c88454a5182186c0d335b
MD5 hash:
6f70dab8ec4bf25e6617952cfb1d20cc
SHA1 hash:
9d204c39e8ba981176e900bb8c4da673d7eb02ce
SH256 hash:
58babe3f9ef385e4ba8b10355a7ed59a6fe81d4742d86d60362b77b57c4fe8fc
MD5 hash:
c28582d848e172695ab4cb58c374113a
SHA1 hash:
e8b7ecb3eb54e92c279826700bdf8e89908ae9bb
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:INDICATOR_SUSPICIOUS_EXE_RawGitHub_URL
Author:ditekSHen
Description:Detects executables containing URLs to raw contents of a Github gist
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.

Malspam

Formbook

Executable exe 58babe3f9ef385e4ba8b10355a7ed59a6fe81d4742d86d60362b77b57c4fe8fc

(this sample)

  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment

Comments