MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8eaa88b749a304422b842993d8060cdd5523cf0dadabc5539386f2f4dfbefa9. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8eaa88b749a304422b842993d8060cdd5523cf0dadabc5539386f2f4dfbefa9
SHA3-384 hash: 2517fd4e92763492d7d0489d4eee210aaef2a2d37b17cb18735ed3f213aa002da34b8fee87c3b6bd5bb9cc453f6a6231
SHA1 hash: 92d2842f5ad3a79021d3da487eef9c637184c74d
MD5 hash: 78961e8be792bba5a71ca34b01393504
humanhash: xray-fruit-ohio-pluto
File name:DHL_100621 de documentos de la compra,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:961'024 bytes
First seen:2021-10-06 18:06:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a75c37244e3bdfe1f2052f7c93d03b4e (4 x RemcosRAT, 3 x Formbook, 1 x NetWire)
ssdeep 24576:nWv+QwSKgQ0qgQDKqOTLDE4bDJlzNgojDGBav:WmWKgNxLQ4pRNRG0
Threatray 303 similar samples on MalwareBazaar
TLSH T18D156C5232A28673C35F3930AC1E53E62427BD30ED299AC673E82E4C7B3A951F275157
File icon (PE):PE icon
dhash icon 12b232f2b98c8681 (12 x Formbook, 12 x RemcosRAT, 2 x AveMariaRAT)
Reporter abuse_ch
Tags:DHL ESP exe geo RAT RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
360
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL_100621 de documentos de la compra,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-10-06 18:09:00 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/fd0a74ad-f2d7-48ce-8aa0-b8db28b16e31

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/195520/
Detection(s):
Win.Trojan.Remcos-9897068-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
keylogger packed remcos virus
Link:
https://www.filescan.io/uploads/615de599b95458900cdd5a43/reports/20bf6ffe-5648-4edc-b596-bab5f34f40b6/overview
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/56c88b4c-dcee-4e33-b4c1-539e88d30e2c
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/865777
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates a thread in another existing process (thread injection)
Delayed program exit found
Detected Remcos RAT
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 498205 Sample: DHL_100621 de documentos de... Startdate: 06/10/2021 Architecture: WINDOWS Score: 100 44 nwokeomadaxy.hopto.org 2->44 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 Multi AV Scanner detection for submitted file 2->66 68 4 other signatures 2->68 9 DHL_100621 de documentos de la compra,pdf.exe 1 23 2->9         started        14 Hojwzdy.exe 14 2->14         started        16 Hojwzdy.exe 17 2->16         started        signatures3 process4 dnsIp5 48 sn-files.fe.1drv.com 9->48 56 2 other IPs or domains 9->56 42 C:\Users\Public\Libraries\...\Hojwzdy.exe, PE32 9->42 dropped 80 Writes to foreign memory regions 9->80 82 Creates a thread in another existing process (thread injection) 9->82 84 Injects a PE file into a foreign processes 9->84 18 DpiScaling.exe 2 9->18         started        22 cmd.exe 1 9->22         started        24 cmd.exe 1 9->24         started        50 sn-files.fe.1drv.com 14->50 58 2 other IPs or domains 14->58 86 Multi AV Scanner detection for dropped file 14->86 26 logagent.exe 14->26         started        52 192.168.2.1 unknown unknown 16->52 54 sn-files.fe.1drv.com 16->54 60 2 other IPs or domains 16->60 28 DpiScaling.exe 16->28         started        file6 signatures7 process8 dnsIp9 46 nwokeomadaxy.hopto.org 185.140.53.5, 49761, 49764, 49767 DAVID_CRAIGGG Sweden 18->46 70 Contains functionalty to change the wallpaper 18->70 72 Contains functionality to inject code into remote processes 18->72 74 Contains functionality to steal Firefox passwords or cookies 18->74 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        76 Contains functionality to steal Chrome passwords or cookies 26->76 78 Delayed program exit found 26->78 signatures10 process11 process12 38 conhost.exe 30->38         started        40 conhost.exe 34->40         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a8eaa88b749a304422b842993d8060cdd5523cf0dadabc5539386f2f4dfbefa9/
Threat name:
Win32.Downloader.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-10-06 18:07:15 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vdvkrc3utiyeiivyikmt3adazxkvephq3lnlyvjzhbxs6tp356uq._file
Verdict:
malicious
Similar samples:
2930d6b6e7f5446fa4d48a60c0cbf9ee6f0141ae26c44fcf1002eeb190904dcb
RemcosRAT
3f032c4e18eced05282ae0a19f738dfef527c2281ce7bebaa28ca028941903f4
RemcosRAT
3fcc98cda3b1b88eea1619bea29091902d8e9fee91040d3a335215d14bd68bbf
RemcosRAT
5848c4097d7d7099bbdb081f08b47f19c25abd542dd6f719a654f06421b2e480
RemcosRAT
8de4526e450e002bac649a1c6c8f0923ecc64b9813b7abeff0f754a5ee6db0ae
RemcosRAT
b17c3b52340b1f33f4c2e5ce9eb6de617bd28c9525d12b56de031f5367bf7f9a
RemcosRAT
b8b54b232ca4f2ee4362d0d66218e77fbd950922221ab00676d43877904e249b
RemcosRAT
ba1285343924cfcb7e2f5e6b609e0cb6c1f055cc93fccdf7b7d34940967560ea
RemcosRAT
bb93de77eb4670ba2702d5c3db086b6db33502ae10a01f2fbd8178fc597f2c58
RemcosRAT
ca8c414d4473af6d57e24c15fbdaa982f3f1cc35cdcede216544b430460337c1
RemcosRAT
+ 293 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/211006-wpv17abgbr/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Adds Run key to start application
Unpacked files
SH256 hash:
7c78f7e61e162d03f8aae0ab3e3c10c46573432c8dfeb5b88fef556952ecb5eb
MD5 hash:
fc229aa88595c446cd915470b5541fdc
SHA1 hash:
bc4eeb5ec851e71845693a53b22cf0083926d5fc
Link:
https://www.unpac.me/results/39cb31ed-9af2-4f3b-8bef-078078982d7e/
SH256 hash:
18d5f2bb4c00c8e6fb62f43bc3878c615b600ec26bc25b98204cc2e945cd175a
MD5 hash:
b0d9d156b07f2199b3334fc6564c133d
SHA1 hash:
0c39614273b857121740e0142d1d9809de8bc41b
Link:
https://www.unpac.me/results/39cb31ed-9af2-4f3b-8bef-078078982d7e/
Parent samples :
b400601e35e72a20ca4a0fb19af7a93ddeddcd568674232cabb6c1e05ce4fd07
a643235802bd118331000b4a251952815382078dd0aaaded76e4a8890bbac5f6
33b01cf0eb422d872201670e34b732f76c980ae7ccb016068438272ed426a50b
fe6bd626fd98e3c0e4a2c350e5d927398e22e7731e7c2e1f31bc02181735c4e0
a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56
90e1eac40edda005fffadbb1d16c652d16e685f8f4cf7375eb6ac928222c3a1c
1e54beecbd654f17bab2c6f883ea089943d68ae3e49aaea079182173dc203297
a0703367806de16bac9c75c016780c0bf3b1d8c21cf7f51b6a47b6a1aba74999
1ed62fd139d5efe1cb2650f52cf405d615dc19dae62744df9fb364cd1970a4bc
ffb6236e6dd03ba2599326f3d83d2ffabf8ab18902f1865aa0a68f1881e31978
99cdf3421923232c160c5075af3bf8620df65bd59cf99cc341f17a58e1eeb4f2
8f1eefd14608fae865576d9f7a24be116eb9d8dcebf89c954e2e645b06174c4e
f86258665b68d70e83397ac4ef17598c552b994dd13f26b8208c4d40b8e94816
ed78db064dfb4ae791498b2d08410a69bdad684ff709319d179c2383dd8e2f1c
3490cb5fd9a372722f95ed69c41e23d5cd274ce6b3c024ec1731962a380409d6
d86532a631143032da8dd4e4fd86cbaed87777ef2ede4a60377d534cb9ea7271
298d542746dfa4922dd5fbc8fab572be58447c9dbd1481c55bd2254bb275684f
ffb0bd5cf5a1716fa50f01a4b4fd98d396842c7c263d3ce03623748430b30a93
a2067e35b12b83ddae55145931870302de477b5ccce82a5e86ea7bf8e057d8d7
a2539269c2b9200d7baed9f0dfc25b59fd4713a641d79fd9bd13272c7e1296ca
0aff281c192e919ce8a4e2091a058aa3c8fab2379dd50d7dd7ac7217af4dc838
cc8b096d71a4734e17e6f1bcf10d9730e5a2b3ab15b7e89852a4cdd204563d29
1e24e03e9ffdbe39ca8d357d0130aff5c50f2ddd7b2f613ab9dc01f02d0527d3
f60b6dfcaf466a9cf6b7831fcd74abc70efc16aec11d3b38fdbc7562003ba61b
67c445ff181fcaa6b46a1d1af78a9df1ac413593f29561e4fa43059c7ed85ace
SH256 hash:
a8eaa88b749a304422b842993d8060cdd5523cf0dadabc5539386f2f4dfbefa9
MD5 hash:
78961e8be792bba5a71ca34b01393504
SHA1 hash:
92d2842f5ad3a79021d3da487eef9c637184c74d
Link:
https://www.unpac.me/results/39cb31ed-9af2-4f3b-8bef-078078982d7e/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a8eaa88b749a/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/a8eaa88b749a304422b842993d8060cdd5523cf0dadabc5539386f2f4dfbefa9

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/195520/

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