MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84cd1092d3d60114702dd6db25a79ac062b5f8f481413bb3e5eaf263a06016d8. 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 3 File information Comments

SHA256 hash: 84cd1092d3d60114702dd6db25a79ac062b5f8f481413bb3e5eaf263a06016d8
SHA3-384 hash: 97ce05cc4011da16ddc9366c53aeb9bea75cf7d52ee7f7e8079a5a3e3648bf8680b8334098658c0961b2ce8674c5dcea
SHA1 hash: b40790fe037b32223761a144363923f39f8d039d
MD5 hash: fa13096157f19a6830591b224aec073f
humanhash: tennessee-mexico-moon-mockingbird
File name:SecuriteInfo.com.Win32.RATX-gen.20684
Download: download sample
Signature Formbook
File size:949'248 bytes
First seen:2022-09-12 04:51:43 UTC
Last seen:2022-09-23 06:59:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:sx1qplIwokvnmi2QQZ08kcjBbRtHiApgjWe4dO0rwI0llMpI/fo/:sSplr/nmRQj8k0BbfhFLJpI/e
TLSH T160151B0725C50DA4C17250BC68CCC5B74B6A9E54E63BC546BFC9BDAFF1B2F2846D22A0
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 30381636361c3930 (3 x Formbook, 2 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
309
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.RATX-gen.20684
Verdict:
Malicious activity
Analysis date:
2022-09-12 04:53:39 UTC
Tags:
n/a

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

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
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 potential unpacker
Adds a directory exclusion to Windows Defender
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 dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-09-12 04:52:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:g2si rat spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Unpacked files
SH256 hash:
84cd1092d3d60114702dd6db25a79ac062b5f8f481413bb3e5eaf263a06016d8
MD5 hash:
fa13096157f19a6830591b224aec073f
SHA1 hash:
b40790fe037b32223761a144363923f39f8d039d
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:meth_get_eip
Author:Willi Ballenthin
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 84cd1092d3d60114702dd6db25a79ac062b5f8f481413bb3e5eaf263a06016d8

(this sample)

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