MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874. 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 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874
SHA3-384 hash: e5e2d122d1104b3f17fed63cce73521314cb36b601bd42b62cd3c791ceada8f7e3f68aedf9f43295ababa76196ed7177
SHA1 hash: 1633608af8241a2fad65d88ae5e9c8d184655986
MD5 hash: cdce90a10f2e9702d7fafd83631eea5d
humanhash: minnesota-alaska-maryland-queen
File name:cdce90a10f2e9702d7fafd83631eea5d
Download: download sample
Signature Formbook
Create hunting rule
File size:1'031'680 bytes
First seen:2021-12-07 17:56:35 UTC
Last seen:2021-12-07 21:44:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:6pDQwmkA7sjZZBNqIq5RbDvnG8LztZyWlJuoBGG:6pDQwBZBEIqDbnztZ7BGG
Threatray 12'209 similar samples on MalwareBazaar
TLSH T1C825126C3A9325CDD565037977BAE078422A3D769227E24EF49E320F2933B847533396
File icon (PE):PE icon
dhash icon b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
155
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cdce90a10f2e9702d7fafd83631eea5d
Verdict:
Malicious activity
Analysis date:
2021-12-07 18:02:51 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a84cbc70-fa05-41fa-9c7f-bdd02357b48c

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/212252/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.885.13463.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed powershell
Link:
https://www.filescan.io/uploads/61afa070fa72c81b5b1058a8/reports/631b0503-9692-49ba-906f-aabc6463440e/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4aea2d22-7767-41e9-917e-9f4ddffc2661
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/903340
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 535815 Sample: 2xJxrfegtt Startdate: 07/12/2021 Architecture: WINDOWS Score: 100 31 www.olinyu.online 2->31 33 www.nuricemerlang.com 2->33 35 nuricemerlang.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Multi AV Scanner detection for domain / URL 2->45 47 Found malware configuration 2->47 49 8 other signatures 2->49 11 2xJxrfegtt.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\2xJxrfegtt.exe.log, ASCII 11->29 dropped 63 Tries to detect virtualization through RDTSC time measurements 11->63 15 2xJxrfegtt.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.wrochtthurl.quest 37.123.118.150, 49800, 80 UK2NET-ASGB United Kingdom 18->37 39 www.sende.men 103.224.182.210, 49776, 80 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 18->39 41 12 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Performs DNS queries to domains with low reputation 18->53 22 help.exe 18->22         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 22->55 57 Modifies the context of a thread in another process (thread injection) 22->57 59 Maps a DLL or memory area into another process 22->59 61 Tries to detect virtualization through RDTSC time measurements 22->61 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-07 17:57:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
22 of 27 (81.48%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00f38651e028591175cc482289f6ceabfed9592b7176a24d8f00999ebb0bf996
Formbook
2021c1d6e9983c17fea9c773618a95407628b9c7b58071edea71c8525cd17d7e
Formbook
2728dc98fdebc00823b877eba49ace782c17db8a07074634aafca9dc00277776
Formbook
2f08f5b23a062671fba5957b98d05a728299bb1ae98695b9b5d36e75528ccab7
Formbook
4a21e6152ab64dd707804187d01388a34938f9982779ded1446e9881bb834c53
Formbook
503fc3a0db4f69416153b122ee36cc8bcf16738b1bc192f6d20462b28bb640f7
Formbook
86df15ac78abc1d224a4249db72d29dcb2979fd0669a15c0d291e47648dc0c1c
Formbook
aa768c2c6e6e99313d1de9367ad2b894ce051ae3ce3ed1aeedc806ab8b0a0f80
Formbook
fcc9a8bcf0f3ce38b65db3c62f942f77f537acb4a17ac2fd8a6a8293ea896fb9
Formbook
+ 12'199 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:cfn8 loader rat
Link:
https://tria.ge/reports/211207-wjky2aehg2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.qqsmt02.com/cfn8/
Unpacked files
SH256 hash:
66fc1d5f75c7bdb200d16be5c245a78ae0ba14ef8e3638ba824bc43836769396
MD5 hash:
0cacc48a16d5764766dbbaa80985e357
SHA1 hash:
f557ca8e58e95a1012d3736a31f0b0378e1424b7
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/d2471cc2-8b8e-42ee-befc-7c2b639874a4/
Parent samples :
2021c1d6e9983c17fea9c773618a95407628b9c7b58071edea71c8525cd17d7e
00f38651e028591175cc482289f6ceabfed9592b7176a24d8f00999ebb0bf996
fa6e94c900dc4d280b9748242d5f06a5030bb15c5e2ea7a4527e6987ab14d67c
74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874
4b0aaf5604a6ce5862163169095dfd26f4301e47e14c9e133415a924c601e5ce
8e1582ef41bfd2b7b11f0300618807eb95cd40bb63927fc4d178e460d6e244ff
SH256 hash:
71b21b7d9a3c1c6b1398d2de7e27a31ac60f3f58001233d87eb9801c960ec8f0
MD5 hash:
647e5a686de3940dcfe7cfa48092ff6b
SHA1 hash:
750e32d64792048026c65f0e88f8aa4fedd780e8
Link:
https://www.unpac.me/results/d2471cc2-8b8e-42ee-befc-7c2b639874a4/
SH256 hash:
80855df0d7e7629d1f16cfecb7270f7db3ae6c1e32973803330862e531e69a53
MD5 hash:
2ee37952c40f8681eb58af6196d117da
SHA1 hash:
10f1c59089e1485b1440a47fbde89172dd000a29
Link:
https://www.unpac.me/results/d2471cc2-8b8e-42ee-befc-7c2b639874a4/
SH256 hash:
74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874
MD5 hash:
cdce90a10f2e9702d7fafd83631eea5d
SHA1 hash:
1633608af8241a2fad65d88ae5e9c8d184655986
Link:
https://www.unpac.me/results/d2471cc2-8b8e-42ee-befc-7c2b639874a4/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/74a85ed80a32/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874

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
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 74a85ed80a3222cb8b97be0909787ba21cb93676db84c2fd33c2a612bd427874

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1863440/
Cape
Cape
https://www.capesandbox.com/analysis/212252/

Comments


Avatar
zbet commented on 2021-12-07 17:56:37 UTC

url : hxxp://kizitox.cf/dozzyzx.exe