MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ed3331b6bb3e0e76b387c9427bde9adc6fee9d147dcf924161ec2893bc31df69. 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


RemcosRAT


Vendor detections: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ed3331b6bb3e0e76b387c9427bde9adc6fee9d147dcf924161ec2893bc31df69
SHA3-384 hash: 34681630faa1649a0b3e1f044430c0408479934b19419fffda7c3a4fb59b5264538642caa4341b0c44038cd44ba9ac41
SHA1 hash: 4733fbcca5e5d3ab08fd208b57239226fdaf5a29
MD5 hash: 80f1b92f3bc45e072db4715a23101852
humanhash: one-helium-jersey-august
File name:DHL_119040 رسید دستاویز,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:914'432 bytes
First seen:2021-10-02 07:01:05 UTC
Last seen:2021-10-02 08:26:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e28e7623fc562c080a8912e7dcd203b0 (3 x RemcosRAT, 1 x Formbook)
ssdeep 12288:8yZ9wV/AHhLB8ncBBHpeNwoCoicmuYyqq606/B6O90Oe6jkOGbGS:fbwoP8ncbHpeNwoOc/Yyqq6nPjG
Threatray 701 similar samples on MalwareBazaar
TLSH T145155C275EE089B6C435147D4C9AC7E4B4287F2B1A6884A15BFF0E1C6F6B2F2752D312
File icon (PE):PE icon
dhash icon 88c7ce3cbddc2f31 (24 x RemcosRAT, 12 x Formbook, 8 x Loki)
Reporter abuse_ch
Tags:DHL exe geo IRN RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
161
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL_119040 رسید دستاویز,pdf.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-02 07:09:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3264a039-c33d-4d48-b61c-7a1ad5ccd851

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/194137/
Detection(s):
SecuriteInfo.com.UDS.Trojan-Downloader.Win32.Formbook.gen.8473.1912.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching the default Windows debugger (dwwin.exe)
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6f82aa62-5825-46ee-8e09-36b3b610cfc9
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/863088
Signature
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Delayed program exit found
Detected Remcos RAT
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 495513 Sample: DHL_119040 #U0631#U0633#U06... Startdate: 02/10/2021 Architecture: WINDOWS Score: 96 44 ongod4life.ddns.net 2->44 62 Malicious sample detected (through community Yara rule) 2->62 64 Detected Remcos RAT 2->64 66 Yara detected Remcos RAT 2->66 68 Uses dynamic DNS services 2->68 9 DHL_119040 #U0631#U0633#U06cc#U062f #U062f#U0633#U062a#U0627#U0648#U06cc#U0632,pdf.exe 1 22 2->9         started        14 Cksoass.exe 17 2->14         started        16 Cksoass.exe 15 2->16         started        signatures3 process4 dnsIp5 48 onedrive.live.com 9->48 56 2 other IPs or domains 9->56 42 C:\Users\Public\Libraries\...\Cksoass.exe, PE32 9->42 dropped 78 Writes to foreign memory regions 9->78 80 Creates a thread in another existing process (thread injection) 9->80 82 Injects a PE file into a foreign processes 9->82 18 mobsync.exe 2 9->18         started        22 cmd.exe 1 9->22         started        24 cmd.exe 1 9->24         started        50 onedrive.live.com 14->50 58 2 other IPs or domains 14->58 26 secinit.exe 14->26         started        52 192.168.2.1 unknown unknown 16->52 54 onedrive.live.com 16->54 60 2 other IPs or domains 16->60 28 mobsync.exe 16->28         started        file6 signatures7 process8 dnsIp9 46 ongod4life.ddns.net 194.147.140.21, 4336, 49755, 49756 PTPEU unknown 18->46 70 Contains functionality to steal Chrome passwords or cookies 18->70 72 Contains functionality to inject code into remote processes 18->72 74 Contains functionality to steal Firefox passwords or cookies 18->74 76 Delayed program exit found 18->76 30 reg.exe 1 22->30         started        32 conhost.exe 22->32         started        34 cmd.exe 1 24->34         started        36 conhost.exe 24->36         started        signatures10 process11 process12 38 conhost.exe 30->38         started        40 conhost.exe 34->40         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ed3331b6bb3e0e76b387c9427bde9adc6fee9d147dcf924161ec2893bc31df69/
Threat name:
Win32.Downloader.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-10-02 07:02:08 UTC
AV detection:
3 of 45 (6.67%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=5uztdnv3hyhhnm4hzfbhxxu23rx65hiupxhzeqlb5qujhpbr35uq._file
Verdict:
malicious
Similar samples:
026668d9855f0c4aac1cb86f163e6e28569a5a4d53d0bde93ac9880a90a8225c
RemcosRAT
055c01dcf184da6ab63f865588ec856b41d20505eee380566c28b8544fc5639b
RemcosRAT
2e9931ce396fe83b4bb02bfda2e15c99ed8b0f11574fe26db531d46354fe5199
RemcosRAT
3ab89e55bbd69e15b4115d8cc2881040f24db3b7ba4ea63dc08ba72e2799e9d3
RemcosRAT
6ee87843a613bf888304843d62cec0507600503af4260024e4b37efdd829cd40
RemcosRAT
7ae01f6bce5549321cb64da949f88142e6b9f7ed8a8121cdba3e8aa205f586be
RemcosRAT
aa5c39997004aa4812c18e151a5bfd5d2fda4a380c8d1f34111cafcee955dcff
RemcosRAT
bc8e696bc814b7b35bd8c89aafc8e0e105a12a96124ec8ffe1775c022c3f4041
RemcosRAT
db2b53d49bd5464be6cb3d4492094e8c0b7c3a7cc87b6a2a3f57d30fb3454d1c
RemcosRAT
eac2512bff3db9994fa6e61b9ce95ea395e87009200fc18b017e2101e529541b
RemcosRAT
+ 691 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/211002-htsjzaeadp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
f808a11e5b1cb4332bb4d65cdbcf1e0ca7323b15bcf73cb7462ad3eb30f05703
MD5 hash:
6cfdeebc3c72279486ddd229eb14b009
SHA1 hash:
e3a2a0a2a0fabd55415c9007f52c79fe9e19e0a7
Link:
https://www.unpac.me/results/60e76972-5286-4687-9d7c-59b8c90899f5/
SH256 hash:
ed3331b6bb3e0e76b387c9427bde9adc6fee9d147dcf924161ec2893bc31df69
MD5 hash:
80f1b92f3bc45e072db4715a23101852
SHA1 hash:
4733fbcca5e5d3ab08fd208b57239226fdaf5a29
Link:
https://www.unpac.me/results/60e76972-5286-4687-9d7c-59b8c90899f5/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ed3331b6bb3e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ed3331b6bb3e0e76b387c9427bde9adc6fee9d147dcf924161ec2893bc31df69

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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/194137/

Comments