MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82. 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: 19


Intelligence 19 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82
SHA3-384 hash: 157a386257425dd056aca2bccdf6f7fafab87608225b7a45fea13939409a7dff275e69fdf33eb7fc4ba20e721df83c52
SHA1 hash: d7cfbadb49cab8fdbbe536452bce74b7f7a0d74f
MD5 hash: 2f152c46d438316bf3f0bf69147d3198
humanhash: berlin-jig-double-alpha
File name:SecuriteInfo.com.Win32.PWSX-gen.3135.16188
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:950'272 bytes
First seen:2024-09-02 13:17:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'737 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:IEOhFc0Szr3X/tuv+KBSh+4TCgIJwYezARFO:IEcWlzrHqqOezw
TLSH T16515126C521AE802C5649B790EB1FA755A1DADFEF901D3238FDCAEEFB532C156C00192
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
387
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.3135.16188
Verdict:
Malicious activity
Analysis date:
2024-09-02 13:20:41 UTC
Tags:
remcos rat remote evasion
Link:
https://app.any.run/tasks/76c73f60-0cf1-4a66-b16e-bf02d44ce1c0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.3135.16188.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66d5bb11f3d7ccf99f8f8aa3
Tags:
Discovery Infostealer Network Static Stealth Remcos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82
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/c90b4048-ba86-4cb5-b351-84933b9d9ee4
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1502949
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-09-02 10:17:42 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wixqgkjv2hwkx2cs5khudpcudqmtm7byborpkavttdz7zc3xl2ba._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery rat
Link:
https://tria.ge/reports/240902-qjybgasakd/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
192.3.64.152:2559
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3b17268a-7710-4692-be32-92d76b4bdbce
Unpacked files
SH256 hash:
51c4ba20c1218e74ed2bf8b36a36d9997fb7bb2a1acf226e0880dfa7c1628cbb
MD5 hash:
bc09a456db4969852e71de4d294f64c5
SHA1 hash:
ba8b9b61e24701e7a1f65d9a25c032883a23647d
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
win_remcos_w0
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
Link:
https://www.unpac.me/results/88874f84-b520-4be3-9d4c-8ec3e15d9df6/
Parent samples :
b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82
e2044dd132ed43d44de5f48a18f60d5eb804cbf568ab117002272172b8757da8
7509f9497471ef5ef9fb8cb4decb92af7f592b2e760156d1b4b4c1d7812ca040
699ab96ab77fb83fb6468bfc51531a91899fe94048e526ae232fb6fe9ac52290
26ed62c404f08cb73c5f52cf8df52546a0c69bef2c50a577afa65a515da0cb22
SH256 hash:
8f3e8fb00b864b774ba1ff591b4d2f29d04cf4fea45e179f39309b984a92093c
MD5 hash:
d0223abc16917fd6ab9a529f597cc431
SHA1 hash:
6de268dcad66b83e126c39b7cb8aaec020d64dcb
Link:
https://www.unpac.me/results/88874f84-b520-4be3-9d4c-8ec3e15d9df6/
SH256 hash:
eb07b2b2fb22699797b45ec64ae2cd8e4381ccb5c307af37015b43d7a70b987e
MD5 hash:
79cd18fe120904cb7dd7ac4651aa439e
SHA1 hash:
585c3ef8ed72c6b3afe268bebaec43a50fa10cbb
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/88874f84-b520-4be3-9d4c-8ec3e15d9df6/
SH256 hash:
b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82
MD5 hash:
2f152c46d438316bf3f0bf69147d3198
SHA1 hash:
d7cfbadb49cab8fdbbe536452bce74b7f7a0d74f
Link:
https://www.unpac.me/results/88874f84-b520-4be3-9d4c-8ec3e15d9df6/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b22f032935d1/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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