MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f148991c86a6be2a1e2c331cac87af14bafa95465aadc5f058cc82cae56262c0. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f148991c86a6be2a1e2c331cac87af14bafa95465aadc5f058cc82cae56262c0
SHA3-384 hash: f4fffa0268b8e4711fb547539b81e3d1037c5fdd24c7b75d34ac87c670f81e5d6a34a087d89abe8c239cf3fd6694986a
SHA1 hash: 11c40fa8f3234031c2f5b9da7bded382af323989
MD5 hash: ca463e365c5a2af2e47c1a76a2984597
humanhash: mexico-mississippi-fruit-wolfram
File name:offlinemaps.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'049'600 bytes
First seen:2023-03-16 18:33:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:+zl6TxLerZO1x7FxS4qu/OwU9UCWdPkXfsnhK:+MwrcD7fS4quzU7Wd8vyhK
TLSH T11E2533B7B378D329CCA64BBA4C50606D6BB973256292E24D6DC270E74C13F430D4E66B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter Chainskilabs
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
228
Origin country :
US US
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
offlinemaps.exe
Verdict:
Malicious activity
Analysis date:
2023-03-16 18:33:51 UTC
Tags:
remcos
Link:
https://app.any.run/tasks/de169700-c883-472e-88ab-03ec43d98b50

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/374874/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6413611c3b01ade53e6ec0e4/reports/ff6162a0-67a1-4dd6-a5a1-87ce389450a9/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/f148991c86a6be2a1e2c331cac87af14bafa95465aadc5f058cc82cae56262c0
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0cb8821b-daf3-495a-9393-a8a81768935d
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1195267
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 828165 Sample: offlinemaps.exe Startdate: 16/03/2023 Architecture: WINDOWS Score: 100 56 Malicious sample detected (through community Yara rule) 2->56 58 Antivirus detection for URL or domain 2->58 60 Antivirus detection for dropped file 2->60 62 5 other signatures 2->62 10 offlinemaps.exe 3 2->10         started        14 los.exe 2->14         started        16 los.exe 2 2->16         started        18 los.exe 2 2->18         started        process3 file4 50 C:\Users\user\AppData\...\offlinemaps.exe.log, ASCII 10->50 dropped 72 Contains functionality to steal Chrome passwords or cookies 10->72 74 Contains functionality to steal Firefox passwords or cookies 10->74 76 Delayed program exit found 10->76 20 offlinemaps.exe 5 4 10->20         started        23 los.exe 14->23         started        25 los.exe 14->25         started        27 los.exe 16->27         started        29 los.exe 18->29         started        signatures5 process6 file7 44 C:\Users\user\AppData\Roaming\los.exe, PE32 20->44 dropped 46 C:\Users\user\...\los.exe:Zone.Identifier, ASCII 20->46 dropped 48 C:\Users\user\...\mdrzvlhpejttqaegkauxcwk.vbs, data 20->48 dropped 31 wscript.exe 1 20->31         started        process8 process9 33 cmd.exe 1 31->33         started        process10 35 los.exe 3 33->35         started        38 conhost.exe 33->38         started        signatures11 64 Multi AV Scanner detection for dropped file 35->64 66 Machine Learning detection for dropped file 35->66 68 Injects a PE file into a foreign processes 35->68 40 los.exe 2 14 35->40         started        process12 dnsIp13 52 nadiac7806.hopto.org 193.42.32.86, 2397, 49696 EENET-ASEE Germany 40->52 54 geoplugin.net 178.237.33.50, 49697, 80 ATOM86-ASATOM86NL Netherlands 40->54 70 Installs a global keyboard hook 40->70 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f148991c86a6be2a1e2c331cac87af14bafa95465aadc5f058cc82cae56262c0/
Threat name:
Win32.Trojan.Lazy
Create hunting rule
Status:
Malicious
First seen:
2023-03-16 18:34:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6fejshegu27cuhrmgmokzb5pcs5pvfkglkw4l4cyzsbmvzlcmlaa._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:mekino-remotehost persistence rat
Link:
https://tria.ge/reports/230316-w7rfqaef2s/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
nadiac7806.hopto.org:2397
Unpacked files
SH256 hash:
8cd6a9f4c4ec925abcf2c7aa285231c2e24a73bf261b856a27fc7009ce3d7cba
MD5 hash:
ac276086512b08e62a358841fdb5f48c
SHA1 hash:
ba1de6c9e8e1d23f08d9a390285e256bfc2cf836
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/8b588dec-e29f-4e1f-85ec-743062a1d09e/
Parent samples :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 hash:
bbf9077e984ac46b1987de65fb2b14a2239a4a828de3992bf86a45337719d97a
MD5 hash:
4612ba22d3abaa72060fb8f9d28aa44e
SHA1 hash:
af40211cc9bf8b531c0ca5b790176b3be46538a4
Link:
https://www.unpac.me/results/8b588dec-e29f-4e1f-85ec-743062a1d09e/
SH256 hash:
62fc74fa2d615abaa75bcc48a6bf804e35de943cb029732eff243bdeae7d14d4
MD5 hash:
975cc7bcbd5d6ee1ac50c8c2eec1edd5
SHA1 hash:
9c855420c9372fee1577a3ee3a402ff0f87bf1ef
Link:
https://www.unpac.me/results/8b588dec-e29f-4e1f-85ec-743062a1d09e/
SH256 hash:
0ff7f10b7ae95af62b92b93b7ba95faf086dde878d16c3607e851f8831c8a5e6
MD5 hash:
94d7142c25ea986bd617711f7e3aa60e
SHA1 hash:
5a9c17bfb4c3980ebbabc2012c4c5378087a9d1a
Link:
https://www.unpac.me/results/8b588dec-e29f-4e1f-85ec-743062a1d09e/
SH256 hash:
f148991c86a6be2a1e2c331cac87af14bafa95465aadc5f058cc82cae56262c0
MD5 hash:
ca463e365c5a2af2e47c1a76a2984597
SHA1 hash:
11c40fa8f3234031c2f5b9da7bded382af323989
Link:
https://www.unpac.me/results/8b588dec-e29f-4e1f-85ec-743062a1d09e/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f148991c86a6/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/f148991c86a6be2a1e2c331cac87af14bafa95465aadc5f058cc82cae56262c0

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/374874/

Comments