MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb4fece373a59fe49444e67050c845919ab961636b14c5848eaf5b87ce2bbfb5. 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: 11


Intelligence 11 IOCs YARA File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb4fece373a59fe49444e67050c845919ab961636b14c5848eaf5b87ce2bbfb5
SHA3-384 hash: ac50021b0740dfaf874aa9ecae8346cf68161dde47035134bf5e5b3ed10e7f6d466917bc99d9580f0707ffb7ea1c409d
SHA1 hash: 896fe0dcda049205f18e49fea1dced2be3d6b42e
MD5 hash: e5818fc48ce15d4e069c8a46c6331809
humanhash: chicken-artist-carbon-batman
File name:e5818fc48ce15d4e069c8a46c6331809
Download: download sample
Signature Formbook
Create hunting rule
File size:382'402 bytes
First seen:2022-01-11 02:57:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:yybLOtJN/ysRmmViV8/z6LAkSDCUQW8tIMDVvwTQNT9A1nSCCYdIoSaFTw87fz5e:PbLWN/yEViyr9Dp8519ANSp/o5Tw8/LM
TLSH T10784231677CB1036D5E866314173E77EC4FACB094FA1683397898FAC3C622939D0B966
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ-2201747.xlsx
Verdict:
Malicious activity
Analysis date:
2022-01-10 18:50:58 UTC
Tags:
trojan exploit CVE-2017-11882 loader formbook stealer
Link:
https://app.any.run/tasks/ac3dda4d-efd3-4429-b731-68d15bcd344a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/218088/
Detection(s):
SecuriteInfo.com.Trojan.Risis.1.Gen.15443.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
60%
Tags:
control.exe lokibot overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/61dcf23d1c0d769df9e02453/reports/2aa1dd86-ee23-4b11-8aba-e37d42f9167f/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9a18c06c-4590-4e1f-80f4-b25b4a67550c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/918035
Signature
C2 URLs / IPs found in malware configuration
Found 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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
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
Self deletion via cmd delete
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses ipconfig to lookup or modify the Windows network settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 550513 Sample: 1P0BZa6fk3 Startdate: 11/01/2022 Architecture: WINDOWS Score: 100 36 Multi AV Scanner detection for domain / URL 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 6 other signatures 2->42 10 1P0BZa6fk3.exe 18 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\wsieat.dll, PE32 10->28 dropped 58 Tries to detect virtualization through RDTSC time measurements 10->58 60 Injects a PE file into a foreign processes 10->60 14 1P0BZa6fk3.exe 10->14         started        signatures5 process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 14->62 64 Maps a DLL or memory area into another process 14->64 66 Sample uses process hollowing technique 14->66 68 Queues an APC in another process (thread injection) 14->68 17 explorer.exe 14->17 injected process8 dnsIp9 30 thursdaynightthriller.com 15.197.142.173, 49787, 80 TANDEMUS United States 17->30 32 www.thursdaynightthriller.com 17->32 34 3 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Performs DNS queries to domains with low reputation 17->46 48 Uses ipconfig to lookup or modify the Windows network settings 17->48 21 ipconfig.exe 17->21         started        signatures10 process11 signatures12 50 Self deletion via cmd delete 21->50 52 Modifies the context of a thread in another process (thread injection) 21->52 54 Maps a DLL or memory area into another process 21->54 56 Tries to detect virtualization through RDTSC time measurements 21->56 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cb4fece373a59fe49444e67050c845919ab961636b14c5848eaf5b87ce2bbfb5/
Threat name:
Win32.Trojan.SpyNoon
Create hunting rule
Status:
Malicious
First seen:
2022-01-10 19:24:38 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:nk6l rat spyware stealer trojan
Link:
https://tria.ge/reports/220111-df63zsehb6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook Payload
Formbook
Unpacked files
SH256 hash:
cb4fece373a59fe49444e67050c845919ab961636b14c5848eaf5b87ce2bbfb5
MD5 hash:
e5818fc48ce15d4e069c8a46c6331809
SHA1 hash:
896fe0dcda049205f18e49fea1dced2be3d6b42e
Link:
https://www.unpac.me/results/4253edaf-609e-4017-8ef8-b97f07ce242b/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/cb4fece373a5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.33
Link:
https://yomi.yoroi.company/submissions/cb4fece373a59fe49444e67050c845919ab961636b14c5848eaf5b87ce2bbfb5

File information

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

Web download

Formbook

Executable exe cb4fece373a59fe49444e67050c845919ab961636b14c5848eaf5b87ce2bbfb5

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1963836/
Cape
Cape
https://www.capesandbox.com/analysis/218088/

Comments


Avatar
zbet commented on 2022-01-11 02:57:20 UTC

url : hxxp://lawetalu.webd.pro/j.exe