MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98726c3f2754514f8cc061a34d0a1ed8de1088e8e4a6668cf1a0620ca73a89d1. 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 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98726c3f2754514f8cc061a34d0a1ed8de1088e8e4a6668cf1a0620ca73a89d1
SHA3-384 hash: 5d57a6d9881d459f254912b1014b99b5c1190dc524a2214542ea7c13c00a844c33315dc793914088f9ddf6c041b7dba9
SHA1 hash: 43cf2a3069fbf3a39f652101f857f6ef16ec2e23
MD5 hash: 6d7e07a758adb698c0e5dbfc10c86a33
humanhash: steak-avocado-apart-wyoming
File name:6d7e07a758adb698c0e5dbfc10c86a33
Download: download sample
Signature Formbook
Create hunting rule
File size:303'164 bytes
First seen:2022-01-19 17:22:22 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:owcN5CZeDhuGiy983a0COmjd/nVDyOb6zKakmXvi:AN4Ah7PT9jdfVDye6zKakci
Threatray 13'218 similar samples on MalwareBazaar
TLSH T19354234852D99CBBD5A626B02ABBC729F33FF344923104EFCF941E4B72046C5995C2D6
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 :
219
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6d7e07a758adb698c0e5dbfc10c86a33
Verdict:
Malicious activity
Analysis date:
2022-01-20 05:08:59 UTC
Tags:
installer
Link:
https://app.any.run/tasks/c97b01b0-40c1-4a03-aeaa-07831d145ab3

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/220727/
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
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe expand.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/61e84902d32385db6309a0a7/reports/633ecbe8-81b7-4126-a5bd-51029fec801a/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/13afba51-6d87-45c0-8e9d-00c1050e696b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/923696
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 dropped file
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 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
Sigma detected: CMSTP Execution Process Creation
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 556177 Sample: n1zBrIn67t Startdate: 19/01/2022 Architecture: WINDOWS Score: 100 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 Antivirus detection for URL or domain 2->58 60 6 other signatures 2->60 10 n1zBrIn67t.exe 1 21 2->10         started        process3 file4 44 C:\Users\user\AppData\...\ylgvnpkfhhmurj.exe, PE32 10->44 dropped 46 C:\Users\user\AppData\Local\...\bsojo.dll, PE32 10->46 dropped 78 Tries to detect virtualization through RDTSC time measurements 10->78 80 Injects a PE file into a foreign processes 10->80 14 n1zBrIn67t.exe 10->14         started        signatures5 process6 signatures7 82 Modifies the context of a thread in another process (thread injection) 14->82 84 Maps a DLL or memory area into another process 14->84 86 Sample uses process hollowing technique 14->86 88 Queues an APC in another process (thread injection) 14->88 17 explorer.exe 14->17 injected process8 dnsIp9 48 www.loversscout.com 144.76.242.220, 49798, 80 HETZNER-ASDE Germany 17->48 50 www.mes-dents-blanches.com 145.239.208.100, 80 OVHFR France 17->50 52 7 other IPs or domains 17->52 62 System process connects to network (likely due to code injection or exploit) 17->62 21 ylgvnpkfhhmurj.exe 17 17->21         started        25 ylgvnpkfhhmurj.exe 17 17->25         started        27 cmstp.exe 17->27         started        29 2 other processes 17->29 signatures10 process11 file12 40 C:\Users\user\AppData\Local\...\bsojo.dll, PE32 21->40 dropped 64 Multi AV Scanner detection for dropped file 21->64 66 Machine Learning detection for dropped file 21->66 68 Tries to detect virtualization through RDTSC time measurements 21->68 31 ylgvnpkfhhmurj.exe 21->31         started        42 C:\Users\user\AppData\Local\...\bsojo.dll, PE32 25->42 dropped 70 Injects a PE file into a foreign processes 25->70 34 ylgvnpkfhhmurj.exe 25->34         started        72 Self deletion via cmd delete 27->72 74 Modifies the context of a thread in another process (thread injection) 27->74 76 Maps a DLL or memory area into another process 27->76 36 cmd.exe 1 27->36         started        signatures13 process14 signatures15 90 Modifies the context of a thread in another process (thread injection) 31->90 92 Maps a DLL or memory area into another process 31->92 94 Sample uses process hollowing technique 31->94 38 conhost.exe 36->38         started        process16
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/98726c3f2754514f8cc061a34d0a1ed8de1088e8e4a6668cf1a0620ca73a89d1/
Threat name:
Win32.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2022-01-19 14:55:30 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
15b9254c95a968eda264a52b68c3b315261b7f74a81ce68e4ea25295c160b563
Formbook
3df75e26a0dd77355106186b5a94825e812eaa96d8a60308fbe10a8ebf56ceb7
Formbook
5869ff09468b1aafa73c0a8fa15c953995495aa7144114003fdc4743860639ad
Formbook
727392516c37b93aff8a1458ed1698baa0f12d294452fc140b26f4e2c8e31db5
Formbook
78bf20a97887ceb674ba6bbda37884a412be37dd320416d2222142c12f7de517
Formbook
a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df
Formbook
b19fd4dfc771a8d5f623d780c5e3f184072a267c37ec9b9c04b77cc2c341d685
Formbook
b3cee8c368d6505d02ba564d72c915341fc782bfa5feda3a1648e448623d6c21
Formbook
+ 13'208 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:yrcy loader persistence rat
Link:
https://tria.ge/reports/220119-vx5pxsbhaq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Xloader Payload
Xloader
Unpacked files
SH256 hash:
4fac2fec37ba624d304fcb1740f7743144f8071aa9a01e2f0a491c4d59411472
MD5 hash:
3a3dc7c91b97175b22ce5993f916f57e
SHA1 hash:
2ea3f350a81a601768a7287a124a2e37f939e819
Link:
https://www.unpac.me/results/7f32589b-334f-49d8-a341-6ea9e413d36b/
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/7f32589b-334f-49d8-a341-6ea9e413d36b/
Parent samples :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 hash:
98726c3f2754514f8cc061a34d0a1ed8de1088e8e4a6668cf1a0620ca73a89d1
MD5 hash:
6d7e07a758adb698c0e5dbfc10c86a33
SHA1 hash:
43cf2a3069fbf3a39f652101f857f6ef16ec2e23
Link:
https://www.unpac.me/results/7f32589b-334f-49d8-a341-6ea9e413d36b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.63
Link:
https://yomi.yoroi.company/submissions/98726c3f2754514f8cc061a34d0a1ed8de1088e8e4a6668cf1a0620ca73a89d1

File information

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

Web download

Formbook

Executable exe 98726c3f2754514f8cc061a34d0a1ed8de1088e8e4a6668cf1a0620ca73a89d1

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1989801/
Cape
Cape
https://www.capesandbox.com/analysis/220727/

Comments


Avatar
zbet commented on 2022-01-19 17:22:24 UTC

url : hxxp://103.167.92.57/intel(R)/vbc.exe