MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06
SHA3-384 hash: 6aadceff56741a516b567fe6f7a15d9fd695adfb7d98559e44ea3c8eb0be7767e2467d0f2c49399baa7f74ce8bc7b21b
SHA1 hash: 658c0b92d3179a3f902ecdb7a69cc67d86a3dace
MD5 hash: 5ca35c6d01a8ebcce0c2444ea6a7a55b
humanhash: fourteen-mountain-river-delta
File name:5ca35c6d01a8ebcce0c2444ea6a7a55b.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:725'504 bytes
First seen:2021-02-01 09:50:24 UTC
Last seen:2021-02-01 11:39:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:8BK9GPBjyXUKnW/T6bztM0et90tE9Nps6m0nnIth+:h9GpOXUMW/T6a0e7R9NSyIth
Threatray 3'693 similar samples on MalwareBazaar
TLSH 17F4AD2137E85B5AF0BEAB76993180208BF5BD16D732DA4D2DC4209D0D63BC1CA76727
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
R021120CamPending.xlsx
Verdict:
Malicious activity
Analysis date:
2021-02-01 07:47:15 UTC
Tags:
encrypted exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/51761714-2e57-45f9-9c4e-4e02b6214f26

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/114461/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/595178
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Found malware configuration
Injects a PE file into a foreign processes
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 346627 Sample: imTmqTngvS.exe Startdate: 01/02/2021 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 8 other signatures 2->44 10 imTmqTngvS.exe 3 2->10         started        process3 file4 30 C:\Users\user\AppData\...\imTmqTngvS.exe.log, ASCII 10->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 imTmqTngvS.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 32 www.badstar.net 185.134.245.113, 49760, 80 DOMENESHOPOsloNorwayNO Norway 17->32 34 hk.q.iyunzk.com 8.210.208.30, 49753, 80 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC Singapore 17->34 36 6 other IPs or domains 17->36 46 System process connects to network (likely due to code injection or exploit) 17->46 21 rundll32.exe 17->21         started        24 autofmt.exe 17->24         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-02-01 09:44:29 UTC
AV detection:
10 of 46 (21.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=acwpnfunc4magiukj4kfajjtegzujmupankn36obyitesisbhmda._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
192d72b9c3606442b19976f325d40ad48b4d397a7c4ac6fb575fbbebf7e06382
Formbook
44d7d2e8192f940c7c739e654cfd560b294b20d97f983c250bc66b7bdbc4ac20
Formbook
4cd5fc82f7d1094ebe188a372dd682d24083ea423f0b49a057cfacc0af849ac4
Formbook
5248643a130c832416245ea6b33ab3724a81c4e4a36b2ea424dd1a5fc1dd7ac2
Formbook
5c1d2289de5b338620bb43ede89d6d7afcf86cc4d2b20db3a3f20e5579e925fe
Formbook
75f2a2a20e73b7e0c53d499b883a403c2b8cfbf17c5923d58e0167daa4c019c1
Formbook
82c53ee74253581efe369c99373d6c978b3b9b799eb04de6c4eb59d2825e8ee2
Formbook
ca179c01ce38a54fa4659496a086973f3fc99870230a725fc782c71453ac5f54
Formbook
ec4ee2fa916e9fc280f06af0ceded7835693723ebbc6c60bd6e371b5d4ad006a
Formbook
f53df4e1f9405d98a02cf34bedf2ee5df88437c130eb339eb6da9850f14ad443
Formbook
+ 3'683 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210201-qdn1thfbqs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.badstar.net/tmz/
Unpacked files
SH256 hash:
d6ac94939e1a7c4970b5762b2e87f80ba62c637722428bb7695e4b0ab0e532af
MD5 hash:
8a9645c3403eecad337d866d563e38d1
SHA1 hash:
8f93977d7a32aedad622833fb3ebf0ae09753496
Link:
https://www.unpac.me/results/eeaae76c-76ac-4cdb-a981-fc81f599ac83/
SH256 hash:
e8f88d999a4c1b5a5e735d3a709a544d16ed55d1984430f8d48421dae317fba8
MD5 hash:
f21dac293127c6e1155bfc446b7faa75
SHA1 hash:
dd64ef01cbaf1c877345546618afb7c746e17227
Link:
https://www.unpac.me/results/eeaae76c-76ac-4cdb-a981-fc81f599ac83/
SH256 hash:
995a0fef02af161b6d4c0c9268c7b1d8e5ce15c298d05fefe6f4dac07a1a4f58
MD5 hash:
eec4f2e7408160fdaddfad262bc66b7f
SHA1 hash:
9c1c73f4dc3ac097fa1c558b6823a1329e8eb1e2
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/eeaae76c-76ac-4cdb-a981-fc81f599ac83/
Parent samples :
ca179c01ce38a54fa4659496a086973f3fc99870230a725fc782c71453ac5f54
00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06
a0a65e80ca7f9fe9b5dbe136cf4a2b548df61516c223684f43b6701019fa3d17
74e5237030f7b3dbbcdfd7f30bf3fd3e463cbe7d6253c8bd7a737b6aeab05b5a
1ef213730f8d967270ebb2edebb9086f266870c9146be06a38f5d36ce3f627c1
d5583f28c613411219bdb73b1c05505679f9d87cbb70f1ab9f35bd65a6e5d25a
SH256 hash:
00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06
MD5 hash:
5ca35c6d01a8ebcce0c2444ea6a7a55b
SHA1 hash:
658c0b92d3179a3f902ecdb7a69cc67d86a3dace
Link:
https://www.unpac.me/results/eeaae76c-76ac-4cdb-a981-fc81f599ac83/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06

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:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo

File information

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

Web download

Formbook

Executable exe 00acf6968d171803228a4f1450253321b344b28f0354ddf9c1c2264922413b06

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/986161/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/114461/

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