MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec
SHA3-384 hash: a6216d646f9584d54d17f3f119f531eefbcddf0abf0c922e4daf1fabec61c8f7fcdc878c033264b7bdaf8d0ca39da632
SHA1 hash: 42342ac58f02295dadd411e7eb2ab57cad676824
MD5 hash: 98e38bbc0072d6976cf99918227c3606
humanhash: uncle-nebraska-maine-neptune
File name:Payment_Notification2.pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:591'872 bytes
First seen:2022-12-05 08:32:57 UTC
Last seen:2022-12-05 10:37:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:rg4HBDJRr+052Wcmb9J8Arpgt93luHpv662uOuI8JQd4qhtKb:rgMNJ1+lCbJpYnuT2uRI4c
TLSH T1D3C4F0DD712475DFC85BC0B2CA6C2D28FA9578BA831F4617A023199D9E1C89BDF250F2
TrID 28.5% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
13.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.2% (.EXE) Win32 Executable (generic) (4505/5/1)
5.6% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 30b2c4c8c8c4b030 (53 x Formbook, 41 x RemcosRAT, 20 x AgentTesla)
Reporter lowmal3
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
199
Origin country :
DE DE
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/342794/
Detection(s):
PUA.Win.Packed.ConfuserEx-6391397-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/638dacbf485d8463dc40b13d/reports/124aeaf2-9d4a-4d1e-8353-2750011a077c/overview
Result
Verdict:
UNKNOWN
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/22a8824d-8aeb-4e2a-a17e-b3e4350c0255
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
spre.phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1127820
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
PE file contains section with special chars
PE file has nameless sections
Performs DNS queries to domains with low reputation
Sigma detected: Copy file to startup via Powershell
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 / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 760544 Sample: Payment_Notification2.pdf.exe Startdate: 05/12/2022 Architecture: WINDOWS Score: 100 38 Multi AV Scanner detection for domain / URL 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for URL or domain 2->42 44 12 other signatures 2->44 7 Payment_Notification2.pdf.exe 1 2->7         started        process3 file4 30 C:\...\Payment_Notification2.pdf.exe.log, ASCII 7->30 dropped 10 RegSvcs.exe 2 14 7->10         started        14 RegSvcs.exe 7->14         started        16 powershell.exe 10 7->16         started        process5 dnsIp6 32 top.thekillforabuse1.xyz 195.178.120.12, 49713, 49714, 55988 HEXAGLOBE-ASFR unknown 10->32 34 geoplugin.net 178.237.33.50, 49715, 80 ATOM86-ASATOM86NL Netherlands 10->34 52 Maps a DLL or memory area into another process 10->52 18 RegSvcs.exe 1 10->18         started        21 RegSvcs.exe 1 10->21         started        23 RegSvcs.exe 1 10->23         started        27 27 other processes 10->27 54 Performs DNS queries to domains with low reputation 14->54 25 conhost.exe 16->25         started        signatures7 process8 dnsIp9 46 Tries to steal Instant Messenger accounts or passwords 18->46 48 Tries to steal Mail credentials (via file / registry access) 18->48 36 192.168.2.1 unknown unknown 27->36 50 Tries to harvest and steal browser information (history, passwords, etc) 27->50 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-12-05 08:33:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=stoxehnx7d4xl4vyzldckggefce6q3y3fhkh2faawu53xkkqxdwa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Link:
https://tria.ge/reports/221205-kfvtaaga5y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
Remcos
Malware Config
C2 Extraction:
top.thekillforabuse1.xyz:55988
Unpacked files
SH256 hash:
b8428bdcfe7f13f2bda10fadd42ec038c271acacc9466747ce4333f8a1eba639
MD5 hash:
acfe45a2dd86b04aeca2a6001b9fae6d
SHA1 hash:
a1674fdff6ddc1a694e2183b36f5a7596ac33717
Link:
https://www.unpac.me/results/56db0a3e-0fab-44c0-933b-09e35ffd69c7/
SH256 hash:
bfa12a2456d40d6c32a1f4e35bd43c81f6f67466234faed8fec19397d0e6d808
MD5 hash:
7a7927bac28be846b2fd2a5d10ba0676
SHA1 hash:
67a7b8616fc8e7aa7bb7a6e2521548e67a7caa2d
Link:
https://www.unpac.me/results/56db0a3e-0fab-44c0-933b-09e35ffd69c7/
Parent samples :
fb110b1db7c02725d6cb0953cf153a2b5e158d358db136aece90ac06d79cb07d
80dd6d009a2b7ab7aa393d063048320db5ea3920a4fd9cca4a0a76f12183273f
SH256 hash:
825c4d62d9e732d061e25885660f81e1fe907aadde48049f3d1bf301760e9e6a
MD5 hash:
756b70e6f4bde1fd086b3190c2a60146
SHA1 hash:
4753d81616ca9d26d904a68bfb75c1a6d4d2eddb
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/56db0a3e-0fab-44c0-933b-09e35ffd69c7/
Parent samples :
777eb848bf3c905f08cf9037ab3587523807806e604bb57e7da21a6a81a930ed
1a238550d2ebef5de175ac81976c00504f74f935edc10903a3a0b23075c8e77b
f63f0aec05acdc4b6427334d073ead70d53709f1b47970bc04329b10f941cca1
0a6b4d008994bb06574688d817089831fc7404e5e458c38e7a1464d072a8fd7a
b05858be9cfce1e5405b340dd3f80eed01ee77058b9c7af49ca7dd4108f771d1
94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec
0b369a736f1f26563fde964ce5a3e43e6ef527a274ba336b701a7c8c34957541
SH256 hash:
94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec
MD5 hash:
98e38bbc0072d6976cf99918227c3606
SHA1 hash:
42342ac58f02295dadd411e7eb2ab57cad676824
Link:
https://www.unpac.me/results/56db0a3e-0fab-44c0-933b-09e35ffd69c7/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/94dd721db7f8/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/94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec

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_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
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.

Malspam

RemcosRAT

Executable exe 94dd721db7f8f975f2b8cac62518c42889e86f1b29d47d1400b53bbba950b8ec

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/342794/

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