MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7938ab5a2e1c4eaf450a144c2d451cfab20feddb85eec8310f14fefebe09e953. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7938ab5a2e1c4eaf450a144c2d451cfab20feddb85eec8310f14fefebe09e953
SHA3-384 hash: 322053d7a4b293ae443588e96f19e468b4fafe10d3f3955d1af6d5d9d8d2989deed8b5bcc1a187cecc560ad275e20e82
SHA1 hash: fae979cef8c581085ad5d36eba15bf861874234a
MD5 hash: b21c78ec378b343b0ff5d642293f3d95
humanhash: india-network-bluebird-black
File name:Scan-Documents0012HDU5063GD7G.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:311'296 bytes
First seen:2021-01-06 07:54:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a688d9cac10ed8b611a36aeeedd84e57 (2 x Formbook, 1 x RemcosRAT, 1 x NanoCore)
ssdeep 6144:RaYSSLcMfb7zDldMJmw4AWd2ZmS8R9/DDzt:eacMffH3Mgw4/dJ/x
Threatray 1'318 similar samples on MalwareBazaar
TLSH 0964C01BBB828A22E81833745CA3D7786739EC36FE95471FB288F60C6DF06D549492D4
Reporter abuse_ch
Tags:exe RemcosRAT


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: yahoo.co.in
Sending IP: 84.38.133.161
From: Amjad Karikal<swayam_e@yahoo.co.in>
Subject: Re: PO for LED Light and Cables
Attachment: Scan-Documents0012HDU5063GD7G.rar (contains "Scan-Documents0012HDU5063GD7G.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Scan-Documents0012HDU5063GD7G.exe
Verdict:
Malicious activity
Analysis date:
2021-01-06 08:02:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c501e123-fe98-4f7c-8bf7-a143f175e39d

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/110702/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a UDP request
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.
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/574908
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionalty to change the wallpaper
Deletes itself after installation
Detected Remcos RAT
Executable has a suspicious name (potential lure to open the executable)
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
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Query firmware table information (likely to detect VMs)
Sigma detected: Remcos
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Tries to steal Mail credentials (via file registry)
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 336514 Sample: Scan-Documents0012HDU5063GD7G.exe Startdate: 06/01/2021 Architecture: WINDOWS Score: 100 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 Multi AV Scanner detection for submitted file 2->62 64 5 other signatures 2->64 9 Scan-Documents0012HDU5063GD7G.exe 4 6 2->9         started        13 computenetwork.exe 1 2->13         started        15 computenetwork.exe 1 2->15         started        17 2 other processes 2->17 process3 file4 50 C:\Users\user\AppData\...\computenetwork.exe, PE32 9->50 dropped 52 C:\...\computenetwork.exe:Zone.Identifier, ASCII 9->52 dropped 88 Contains functionalty to change the wallpaper 9->88 90 Contains functionality to steal Chrome passwords or cookies 9->90 92 Contains functionality to capture and log keystrokes 9->92 94 2 other signatures 9->94 19 wscript.exe 1 9->19         started        22 conhost.exe 9->22         started        24 conhost.exe 13->24         started        26 computenetwork.exe 1 13->26         started        28 conhost.exe 15->28         started        signatures5 process6 signatures7 74 Deletes itself after installation 19->74 30 cmd.exe 1 19->30         started        process8 process9 32 computenetwork.exe 2 6 30->32         started        37 conhost.exe 30->37         started        dnsIp10 54 www.drgarerd.eu 185.140.53.185, 2404, 49714, 49715 DAVID_CRAIGGG Sweden 32->54 56 192.168.2.1 unknown unknown 32->56 48 C:\Users\user\AppData\Roaming\...\logs.dat, data 32->48 dropped 66 Antivirus detection for dropped file 32->66 68 Multi AV Scanner detection for dropped file 32->68 70 Tries to steal Mail credentials (via file registry) 32->70 72 4 other signatures 32->72 39 dxdiag.exe 148 8 32->39         started        42 computenetwork.exe 32->42         started        44 computenetwork.exe 32->44         started        46 6 other processes 32->46 file11 signatures12 process13 signatures14 76 Query firmware table information (likely to detect VMs) 39->76 78 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 39->78 80 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 39->80 82 Tries to steal Instant Messenger accounts or passwords 42->82 84 Tries to steal Mail credentials (via file access) 42->84 86 Tries to harvest and steal browser information (history, passwords, etc) 46->86
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7938ab5a2e1c4eaf450a144c2d451cfab20feddb85eec8310f14fefebe09e953/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-01-06 03:22:45 UTC
AV detection:
16 of 46 (34.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pe4kwwrodrhk6rikcrgc2ri47kza73o3qxxmqmipct7p5pqj5fjq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
21c0f71a640ec97eb4bf4e3445896f1200e676bc8c2c096db8a725d5eb6f3427
RemcosRAT
2d29f962b325477d0a35364394c3ea6178f7b030e7a4e57c3811ea3696b7d661
RemcosRAT
308245e3b036eaa8e2b12c92852a64e5feedd6d952789d12da2ea5da9b7acced
RemcosRAT
4ea16682c6d48eb737c1857beceadc3d3077921c03fa62d9dad44d551d92729d
RemcosRAT
6c62bb193f11ea8626c9c37f1898885271682c15f4bd8d8a7bd7a52fbd67c54e
RemcosRAT
84a066f7294211d47a88b38b0ad9ff2f0e385973c4a3b92b39b2df25e178aca8
RemcosRAT
92f26df2b8881b2971127cc9bd67d17924b895e4124092d49fdc6ebe4d362620
RemcosRAT
abee232f81ca94abbdb0d1c0d236b0ee49b421b32e0a6b8812e278a248b6b46a
RemcosRAT
b8d1d962744d0c6ab3abe293c4671b3ba6524f623f9d6f02361bc60eec7b4cb4
RemcosRAT
f18bf944f9365beda201e63d97f1b93139994d9cef424f855d691cf797c33d0f
RemcosRAT
+ 1'308 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/210106-wfkfx7bmns/
Behaviour
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Adds Run key to start application
Deletes itself
Executes dropped EXE
Remcos
Unpacked files
SH256 hash:
7938ab5a2e1c4eaf450a144c2d451cfab20feddb85eec8310f14fefebe09e953
MD5 hash:
b21c78ec378b343b0ff5d642293f3d95
SHA1 hash:
fae979cef8c581085ad5d36eba15bf861874234a
Link:
https://www.unpac.me/results/b92f80dc-7151-4f8d-bc9b-a4086b2b341e/
SH256 hash:
374dc3c16adb4913b4186f249e12f3682e35ae679955fb21d4f990830096b664
MD5 hash:
7b5a3ef87bbaa14b6051fa7c683c01f4
SHA1 hash:
cba8344bff8c1c8c47a6f10f3359b67050a39932
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/b92f80dc-7151-4f8d-bc9b-a4086b2b341e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/7938ab5a2e1c4eaf450a144c2d451cfab20feddb85eec8310f14fefebe09e953

File information

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

Malspam

RemcosRAT

rar 9e403c678657ea736200d921d3ac410da97a15c73f9b1c7a3315a7186b07bfbc

RemcosRAT

Executable exe 7938ab5a2e1c4eaf450a144c2d451cfab20feddb85eec8310f14fefebe09e953

(this sample)

  
Dropped by
MD5 e8e1a15a1dbabf60347f2a21af323f5b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/110702/
  
Dropped by
SHA256 9e403c678657ea736200d921d3ac410da97a15c73f9b1c7a3315a7186b07bfbc

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