MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 389a599719038a9318dd1e5da8ee81c31e29270f82ebd19045b0036789bd01eb. 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
| SHA256 hash: | 389a599719038a9318dd1e5da8ee81c31e29270f82ebd19045b0036789bd01eb |
|---|---|
| SHA3-384 hash: | 7d569c9dccc4d70f1a635ac22ca959a8323fc1e279eb56c0ce5cbcfbdf2edddcd450e92b0c9376d2e4eb228485b07268 |
| SHA1 hash: | 751b336600f3c787fbf86e3d39526628120ecd5b |
| MD5 hash: | 8eece1be4e8a269dd2e858c5922c45df |
| humanhash: | kansas-mango-earth-freddie |
| File name: | 8eece1be4e8a269dd2e858c5922c45df |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 1'003'008 bytes |
| First seen: | 2021-08-31 13:03:40 UTC |
| Last seen: | 2021-08-31 15:44:30 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 12288:6xZmi4OaKb8By+IKP41SZ7+FzEayAm/ymkyNJXIspI0:8mKsiPwt/ayAm/7/FpI0 |
| Threatray | 524 similar samples on MalwareBazaar |
| TLSH | T11E25817F19BDA1279175C6F58BD38423F0018BAF31216921B6D647264327A7AB4F332E |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INVOICE - Final.xlsx
Verdict:
Malicious activity
Analysis date:
2021-08-31 12:13:10 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Deleting a recently created file
Launching a process
Creating a process with a hidden window
Creating a file
Connection attempt
Sending a custom TCP request
Unauthorized injection to a system process
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-08-31 13:04:08 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 514 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost rat
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Uses the VBS compiler for execution
Remcos
Malware Config
C2 Extraction:
45.137.22.77:5888
Unpacked files
SH256 hash:
d1776bfe28a7b4ba1376cc873d9e5209a32a12ea9986ddc64e313a8862c3a6a9
MD5 hash:
49d6be64c2bcea3a1dbd278e70a3c710
SHA1 hash:
6e2811e0017703c2bc48a26d1a1ae055c010f873
Detections:
win_remcos_g0
SH256 hash:
45294fbcac12ab935f1c9490019d245cf2679ced955d0d5ac35a921fbf0ae739
MD5 hash:
7f7ca1b3ee12de790f7823ca55c9ea83
SHA1 hash:
59d3a27de58c39b346aa15ebef8789aa4c43f223
SH256 hash:
81f9eac76804c02f5baaa34c91b5775f965a34ad7811218d9c24e50cb6d9a90c
MD5 hash:
bae511742374b721136acaa03b0c1fa0
SHA1 hash:
215c50455b01a78ea173bbb034ddbe4b452ea734
SH256 hash:
389a599719038a9318dd1e5da8ee81c31e29270f82ebd19045b0036789bd01eb
MD5 hash:
8eece1be4e8a269dd2e858c5922c45df
SHA1 hash:
751b336600f3c787fbf86e3d39526628120ecd5b
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| 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
Delivery method
Distributed via web download
Comments
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