MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f980b2377c9cd2ff4415608fff97031062be1788bfd981ae55f9e92c4985ada4. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f980b2377c9cd2ff4415608fff97031062be1788bfd981ae55f9e92c4985ada4
SHA3-384 hash: df501204892d2019885688ffcf24359a1e38555daac00747ac556c842b4d127e39703a8099a6534c9d8ee62b469edaf0
SHA1 hash: 359a1462d1f386d7147d1d2211f740722932a9be
MD5 hash: 1bb445595d0ba608445d99f434c82c4b
humanhash: delaware-sierra-artist-paris
File name:1bb445595d0ba608445d99f434c82c4b.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:791'040 bytes
First seen:2021-07-28 18:33:14 UTC
Last seen:2021-07-28 19:50:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'634 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:FZRc9ADPMIN1nNyZQoJmyB0jxPeb2kdpkiss8LXAoz6JE0Yg6XyQLV8D:FzaINut4yB0FOdssMXAw6jYg6CQLVu
Threatray 369 similar samples on MalwareBazaar
TLSH T1FBF423F2BF9C256ACE79713A45728E781FA2CF438011E5D876C41D93B668E087EB1906
dhash icon b168eae46c39d928 (9 x AgentTesla, 8 x SnakeKeylogger, 6 x BitRAT)
Reporter abuse_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
151
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1bb445595d0ba608445d99f434c82c4b.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-28 18:53:05 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b2b5d704-21d0-4324-b3b7-f20a2da70e65

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/174817/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.14727.10637.27116.UNOFFICIAL
Create hunting rule

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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3ecb4d17-f430-418c-8d27-7412511029a1
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/823340
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
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
Delayed program exit found
Detected Remcos RAT
Detected unpacking (creates a PE file in dynamic memory)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: Suspicious Svchost Process
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 455750 Sample: 8XQ7rMo5lq.exe Startdate: 28/07/2021 Architecture: WINDOWS Score: 100 61 github.com 2->61 63 eter103.dvrlists.com 2->63 65 2 other IPs or domains 2->65 81 Found malware configuration 2->81 83 Malicious sample detected (through community Yara rule) 2->83 85 Antivirus detection for URL or domain 2->85 87 11 other signatures 2->87 10 8XQ7rMo5lq.exe 4 9 2->10         started        signatures3 process4 file5 53 C:\Users\user\AppData\Local\firewall.exe, PE32 10->53 dropped 55 C:\Users\user\AppData\...\8XQ7rMo5lq.exe, PE32 10->55 dropped 57 C:\Users\user\...\_Rpvrxpnrwbwrwndw.vbs, ASCII 10->57 dropped 59 2 other malicious files 10->59 dropped 13 8XQ7rMo5lq.exe 3 3 10->13         started        17 wscript.exe 1 10->17         started        process6 dnsIp7 73 eter103.dvrlists.com 23.94.54.231, 2050, 49767, 49768 AS-COLOCROSSINGUS United States 13->73 75 192.168.2.1 unknown unknown 13->75 77 eter101.dvrlists.com 13->77 89 Multi AV Scanner detection for dropped file 13->89 91 Detected unpacking (creates a PE file in dynamic memory) 13->91 93 Contains functionality to steal Chrome passwords or cookies 13->93 97 7 other signatures 13->97 19 svchost.exe 12 13->19         started        21 svchost.exe 13->21         started        23 svchost.exe 13->23         started        25 svchost.exe 13->25         started        95 Wscript starts Powershell (via cmd or directly) 17->95 27 powershell.exe 23 17->27         started        signatures8 process9 process10 29 chrome.exe 19->29         started        32 chrome.exe 21->32         started        34 chrome.exe 21->34         started        36 chrome.exe 23->36         started        38 chrome.exe 25->38         started        40 conhost.exe 27->40         started        dnsIp11 79 239.255.255.250 unknown Reserved 29->79 42 chrome.exe 29->42         started        45 chrome.exe 32->45         started        47 chrome.exe 34->47         started        49 chrome.exe 36->49         started        51 chrome.exe 38->51         started        process12 dnsIp13 67 googlehosted.l.googleusercontent.com 172.217.168.1, 443, 49828 GOOGLEUS United States 42->67 69 accounts.google.com 172.217.168.13, 443, 49775 GOOGLEUS United States 42->69 71 10 other IPs or domains 42->71
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Dothetuk
Create hunting rule
Status:
Malicious
First seen:
2021-07-28 01:25:00 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
0b1970568987b6e2a949dde9d4e249d704cbfaf622c80741db02dd711838abff
RemcosRAT
1a5fef4a3bbce0a3e77343c3794484a88a4cbe42a466e09749aba58ea081bd8d
RemcosRAT
42bb73792ff967562c298fa127e24ac9ee47f11fefae737a12eaa491f46f85f5
RemcosRAT
4687822138634f2bc1f49fb34cb97e37a37c397c0f76d2acd88b70672e321405
RemcosRAT
5541f9d1656fe9d24b9048afc1dd005bf25d9aacac4e57f932bbdb19919776dd
RemcosRAT
5fa4dc80cabd644491180f4af2bbe0001bf4082fe84b45e1452200318b912aee
RemcosRAT
6575fa393fb6628051e380e29e2933ceceb9099e1d6378ac2b137478b732ab5a
RemcosRAT
67ad9e8efba0a4c87098f6dfa675de65232d3458c98157642d7301b795771ece
RemcosRAT
6eed5350c18b26f6aadaf28e5ceb48ca742db7fbee28fbe9aa7f3c552651e048
RemcosRAT
+ 359 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:july build persistence rat
Link:
https://tria.ge/reports/210728-vqhftlajca/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
eter101.dvrlists.com:2050
eter103.dvrlists.com:2050
Unpacked files
SH256 hash:
6b5d5ea56fb0b960355c6ead2197fde313e01031f7fcbe9882a6d736127cc89f
MD5 hash:
90b2f497ee6ccf63902db9cbd46832f0
SHA1 hash:
dfe2862b9d30c8656275928a0a50c8c1b4a8c63d
Link:
https://www.unpac.me/results/a68c8c7b-07bc-4b34-a13e-4e0df850f567/
SH256 hash:
8b243d684aa6f39956e82bc0ddb361a1d4769db9b5b925c2e665eec06da13739
MD5 hash:
8acf03658b15a8ad39ff18a913882412
SHA1 hash:
b5623ca9f2a8e212c1cc3e84f5f87cc2b71fd37f
Link:
https://www.unpac.me/results/a68c8c7b-07bc-4b34-a13e-4e0df850f567/
SH256 hash:
2db1f6bb1463c5b737840308e223443a4c593e71baad60ec04e03b193d2b9941
MD5 hash:
08e883796e77c24a13168153ce2e60ba
SHA1 hash:
2f417f3d072656511ca710a14425877b952372ca
Link:
https://www.unpac.me/results/a68c8c7b-07bc-4b34-a13e-4e0df850f567/
SH256 hash:
86d52426fa25baec1c87b0cc13053208b2ef2a3ef35178d426b9d06eac22a380
MD5 hash:
b1f7b1e15b3f449ffa0115093f98dc01
SHA1 hash:
08bbdc3b4525da4588866551cb56cfa0ea999aec
Detections:
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/a68c8c7b-07bc-4b34-a13e-4e0df850f567/
Parent samples :
6575fa393fb6628051e380e29e2933ceceb9099e1d6378ac2b137478b732ab5a
f980b2377c9cd2ff4415608fff97031062be1788bfd981ae55f9e92c4985ada4
SH256 hash:
f980b2377c9cd2ff4415608fff97031062be1788bfd981ae55f9e92c4985ada4
MD5 hash:
1bb445595d0ba608445d99f434c82c4b
SHA1 hash:
359a1462d1f386d7147d1d2211f740722932a9be
Link:
https://www.unpac.me/results/a68c8c7b-07bc-4b34-a13e-4e0df850f567/
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/f980b2377c9cd2ff4415608fff97031062be1788bfd981ae55f9e92c4985ada4

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:INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File
Create hunting rule
Author:ditekSHen
Description:Detects executables containing bas64 encoded gzip files
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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

RemcosRAT

Executable exe f980b2377c9cd2ff4415608fff97031062be1788bfd981ae55f9e92c4985ada4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1453034/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/174817/

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