MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56
SHA3-384 hash: 8d7c59cc26fd118ab51ba4ab516099d86df406083fffe3b1833b7eac87c80deeddd81f1642e0707ba05eaf271f2d7cc1
SHA1 hash: 19d61a832a0e3494b7c40717ca0e645fb622f13c
MD5 hash: e53618e98476bd381cf375f10e360e87
humanhash: sweet-oranges-alaska-violet
File name:DHL Lieferschein,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'014'784 bytes
First seen:2021-10-13 07:54:39 UTC
Last seen:2021-10-13 08:35:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 33ef3fa8cfca6640b4d180caba182c91 (2 x RemcosRAT, 2 x Formbook, 1 x AveMariaRAT)
ssdeep 24576:GDe0W1m4aVNTc9jOigXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXo:GDe0JVxiY2uM
Threatray 1'227 similar samples on MalwareBazaar
TLSH T1E9258D13E5F50832C6773B75AC670B256E38FE14AE3035452EF9298DCFA139178262A7
File icon (PE):PE icon
dhash icon c4f0d0d4d0d4d4d4 (13 x RemcosRAT, 7 x Formbook, 1 x AveMariaRAT)
Reporter lowmal3
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL Lieferschein,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-10-13 08:10:11 UTC
Tags:
trojan rat remcos keylogger
Link:
https://app.any.run/tasks/db5da63f-d9b8-4499-929c-fb48289aaf0c

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/197121/
Detection(s):
SecuriteInfo.com.Variant.Zusy.403453.23806.23650.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Gathering data
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.
Malware family:
Dbatloader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8e56853e-a730-4c3c-8035-eb1fd37bb0e4
Result
Threat name:
Remcos DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/869404
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
Creates a thread in another existing process (thread injection)
Delayed program exit found
Detected Remcos RAT
Found malware configuration
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 DBatLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 501828 Sample: DHL Lieferschein,pdf.exe Startdate: 13/10/2021 Architecture: WINDOWS Score: 100 40 rominar247.ddns.net 2->40 42 onedrive.live.com 2->42 44 2 other IPs or domains 2->44 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Detected Remcos RAT 2->60 62 4 other signatures 2->62 9 DHL Lieferschein,pdf.exe 1 22 2->9         started        14 Nvbegub.exe 2->14         started        16 Nvbegub.exe 2->16         started        signatures3 process4 dnsIp5 50 onedrive.live.com 9->50 52 bl-files.fe.1drv.com 9->52 54 0ev2gq.bl.files.1drv.com 9->54 38 C:\Users\Public\Libraries\...38vbegub.exe, PE32 9->38 dropped 72 Writes to foreign memory regions 9->72 74 Creates a thread in another existing process (thread injection) 9->74 76 Injects a PE file into a foreign processes 9->76 18 logagent.exe 2 3 9->18         started        22 cmd.exe 1 9->22         started        24 cmd.exe 1 9->24         started        file6 signatures7 process8 dnsIp9 46 rominar247.ddns.net 185.244.30.7, 7396 DAVID_CRAIGGG Netherlands 18->46 48 192.168.2.1 unknown unknown 18->48 64 Contains functionality to steal Chrome passwords or cookies 18->64 66 Contains functionality to inject code into remote processes 18->66 68 Contains functionality to steal Firefox passwords or cookies 18->68 70 Delayed program exit found 18->70 26 reg.exe 1 22->26         started        28 conhost.exe 22->28         started        30 cmd.exe 1 24->30         started        32 conhost.exe 24->32         started        signatures10 process11 process12 34 conhost.exe 26->34         started        36 conhost.exe 30->36         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2021-10-13 08:29:17 UTC
AV detection:
12 of 44 (27.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vf5qayqod2hpt324l6jc6w2a5t3jqucealj6cslzoaodgc7ppnla._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
0bb25dccd5ee69b35f2c03c04b50ec23573929d193739becb1c623d32db64e4a
RemcosRAT
1730338ca0fbfe0985bed5638fc8599a6dd38761ab8b89e3d8a076947a320028
RemcosRAT
4c60bb36a8789392f4d2c953f08dac0a0056e0c493a0584481ed3fd4a946cad7
RemcosRAT
502f18997fa73c5af97c3f8f3cd7a8a12d7d648642bd238b4eb15c0457e879a1
RemcosRAT
5e1473cb44990bf7a1d8da8ad410642430bc6c5663859bc4e4c738e22b3cc71e
RemcosRAT
9927a67f3e7ad9c702ed5bfb3c3af153c00dfaf6e1c5522e10a74b636037a063
RemcosRAT
b3e18d1026779e01b6bc834a8da488eeb669e5e366ef8d495c109c0f1424d3c1
RemcosRAT
b9c5a6059ee5150b5837e446196c4349571d80336b438056f687d7044cd246b9
RemcosRAT
eacbc16952b7054f007d23689d214c3b93874466e6ef5f95c7fc175c37d5da6d
RemcosRAT
f4177fb3986e1f8c74df732b13752ece8d3dbb2e2ea6969b0cf328fc71ebd400
RemcosRAT
+ 1'217 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:octoberfm persistence rat
Link:
https://tria.ge/reports/211013-jr6t9adgc9/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
rominar247.ddns.net:7396
Unpacked files
SH256 hash:
18d5f2bb4c00c8e6fb62f43bc3878c615b600ec26bc25b98204cc2e945cd175a
MD5 hash:
b0d9d156b07f2199b3334fc6564c133d
SHA1 hash:
0c39614273b857121740e0142d1d9809de8bc41b
Detections:
win_unidentified_086_w0
Create hunting rule
Link:
https://www.unpac.me/results/21009dbc-acd2-4a17-9247-31241e75bd90/
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:
a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56
MD5 hash:
e53618e98476bd381cf375f10e360e87
SHA1 hash:
19d61a832a0e3494b7c40717ca0e645fb622f13c
Link:
https://www.unpac.me/results/21009dbc-acd2-4a17-9247-31241e75bd90/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a97b00620e1e/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/a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56

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_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.

Malspam

RemcosRAT

Executable exe a97b00620e1e8ef9ef5c5f922f5b40ecf698504402d3e14979701c330bef7b56

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/197121/

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