MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 02a852aaa839120b0e557629b63a754cb302ebe2f11275d3e4fb68f4f1e70532. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments 1

SHA256 hash: 02a852aaa839120b0e557629b63a754cb302ebe2f11275d3e4fb68f4f1e70532
SHA3-384 hash: 18b21416d8e7e27459b68e29623a1b97412e816d46339c17b142a160ca29c60e2e4156311cc67690185fa3fe41b9010a
SHA1 hash: d8f26c60fc804d46482850f3daf6466372798237
MD5 hash: 6b76b31674beb7e8aa442834dacd9b8f
humanhash: ten-pluto-yellow-ohio
File name:6b76b31674beb7e8aa442834dacd9b8f
Download: download sample
Signature Formbook
File size:568'832 bytes
First seen:2021-11-09 12:57:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'456 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:Zhf3doyED1TKXK7My0AXcD7BvChdWsEk9KD1:TNoys1uG0+ss5i1
Threatray 11'234 similar samples on MalwareBazaar
TLSH T1ADC4AF52691467F2C0D18BBFBF63737087749D861C1FCB2606A8F36C497AAE09E1B446
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
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
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:
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-11-08 19:39:00 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:nqm8 rat spyware stealer suricata trojan
Behaviour
Enumerates system info in registry
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:
110a28b39b1e0840684110fa77a580effce50755cb865ce9df566f1fff308d05
MD5 hash:
17d644e87b9923fb2a0ed51e7594d82f
SHA1 hash:
863600e4908ebd4ed26285e210d983d04399e600
SH256 hash:
744a5b8e44b0fd5ccdd121b8219e4c67ac104cc5e0ee7973189b7cd779316981
MD5 hash:
9d2a4c59b5457fa888b3608ba28ea03e
SHA1 hash:
8170ce1474b155541d61c3a97e5c5d2e0268ee77
SH256 hash:
02a852aaa839120b0e557629b63a754cb302ebe2f11275d3e4fb68f4f1e70532
MD5 hash:
6b76b31674beb7e8aa442834dacd9b8f
SHA1 hash:
d8f26c60fc804d46482850f3daf6466372798237
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:pe_imphash
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.

Web download

Formbook

Executable exe 02a852aaa839120b0e557629b63a754cb302ebe2f11275d3e4fb68f4f1e70532

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-11-09 12:57:52 UTC

url : hxxp://f0597568.xsph.ru/cf.exe