MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66057851f8f534441fd89a161f2df30610f1c44554a209c67c09fee531f6a680. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66057851f8f534441fd89a161f2df30610f1c44554a209c67c09fee531f6a680
SHA3-384 hash: 54bed437d208e10225e66a7bb779f22610c3128451b843774368192217e3e086634fdcd9cad73c7522a18bb6949e1605
SHA1 hash: 7c968dcc09c2805c1e18eeed6f894d1aca9c7939
MD5 hash: 94248646343e4d79881550c1066c43fa
humanhash: earth-mirror-happy-mobile
File name:94248646343e4d79881550c1066c43fa.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:287'388 bytes
First seen:2022-01-20 19:48:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:ow29w+LbpQOLF8wjobR9mqMmyQANFI4oHwOAYF9bUHeqxXoAHS+ukQl:S9vXyWjoDnMmOnoAvzxXVJg
Threatray 12'990 similar samples on MalwareBazaar
TLSH T1D6542286BAC18A9FD64302B10EFFC2B3DBF5B71339950A0757706F5BA4251E2B052687
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
215
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SKGHCCMAidbki_pri.xlsx
Verdict:
Malicious activity
Analysis date:
2022-01-20 12:14:44 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/ad002056-b457-4556-a9ba-bbcbc458c145

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/221233/
Detection(s):
SecuriteInfo.com.FakeAV.CXA.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
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe expand.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/61e9bcb30f8c757253d1d580/reports/8e5757d3-3f95-45f4-9b79-f0827fabc7fa/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/60a3f667-eef7-4068-9a40-0e87b5bec73a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/924736
Signature
Antivirus detection for URL or domain
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 557211 Sample: GVTsgO6DR7.exe Startdate: 20/01/2022 Architecture: WINDOWS Score: 100 30 www.m2momshealth.com 2->30 32 m2momshealth.com 2->32 42 Multi AV Scanner detection for domain / URL 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 6 other signatures 2->48 10 GVTsgO6DR7.exe 19 2->10         started        signatures3 process4 file5 28 C:\Users\user\AppData\...\aahimncyljr.dll, PE32 10->28 dropped 50 Tries to detect virtualization through RDTSC time measurements 10->50 52 Injects a PE file into a foreign processes 10->52 14 GVTsgO6DR7.exe 10->14         started        signatures6 process7 signatures8 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17         started        20 explorer.exe 14->20 injected process9 signatures10 34 Self deletion via cmd delete 17->34 36 Modifies the context of a thread in another process (thread injection) 17->36 38 Maps a DLL or memory area into another process 17->38 40 Tries to detect virtualization through RDTSC time measurements 17->40 22 cmd.exe 1 17->22         started        24 explorer.exe 3 154 17->24         started        process11 process12 26 conhost.exe 22->26         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/66057851f8f534441fd89a161f2df30610f1c44554a209c67c09fee531f6a680/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-01-20 14:50:59 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mycxqupy6u2eih6ytilb6lptayipdrcfksratrt4bh7okmpwu2aa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
15b9254c95a968eda264a52b68c3b315261b7f74a81ce68e4ea25295c160b563
Formbook
3df75e26a0dd77355106186b5a94825e812eaa96d8a60308fbe10a8ebf56ceb7
Formbook
5869ff09468b1aafa73c0a8fa15c953995495aa7144114003fdc4743860639ad
Formbook
5e39768c8fd6bb7644322000828b9bd1c34d25c3be1a9a712761ba834910fcf0
Formbook
78bf20a97887ceb674ba6bbda37884a412be37dd320416d2222142c12f7de517
Formbook
a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df
Formbook
b19fd4dfc771a8d5f623d780c5e3f184072a267c37ec9b9c04b77cc2c341d685
Formbook
b3cee8c368d6505d02ba564d72c915341fc782bfa5feda3a1648e448623d6c21
Formbook
cf3b369b7d0b7a81fde0af4a6415b4a43dd726e4750aba216ee21ffc0079f11e
Formbook
+ 12'980 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:yrcy loader rat
Link:
https://tria.ge/reports/220120-yjne9sbdb2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Unpacked files
SH256 hash:
65f0bce9dc0a9ac44240513d358c8e469e1a57b50b0f9c7d953f6e00bd6861fa
MD5 hash:
905b1dc3e024e593c76ef625223d4412
SHA1 hash:
1929c9f87e67cd623d28aa4d5f58d7ed2b8a067f
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e6ef722e-1602-4292-b0c0-57a98b310a42/
Parent samples :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 hash:
9f7ef9bbea2209a6fafb00ce6e0f0646d490101e8853015476b794bbf48304ba
MD5 hash:
0c7d8f7f4c1836cf49cdbf5636b040db
SHA1 hash:
46baaac9b15fbb6225ce83ef862625e52ee53955
Link:
https://www.unpac.me/results/e6ef722e-1602-4292-b0c0-57a98b310a42/
SH256 hash:
66057851f8f534441fd89a161f2df30610f1c44554a209c67c09fee531f6a680
MD5 hash:
94248646343e4d79881550c1066c43fa
SHA1 hash:
7c968dcc09c2805c1e18eeed6f894d1aca9c7939
Link:
https://www.unpac.me/results/e6ef722e-1602-4292-b0c0-57a98b310a42/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/66057851f8f5/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/66057851f8f534441fd89a161f2df30610f1c44554a209c67c09fee531f6a680

File information

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

Web download

Formbook

Executable exe 66057851f8f534441fd89a161f2df30610f1c44554a209c67c09fee531f6a680

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/221233/
  
URLhaus
https://urlhaus.abuse.ch/url/1989801/
  
Delivery method
Distributed via web download

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