MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c5f1d96b75d6ed0846fac4d2ddfada97927dbcebc6fbd015cc08ac78387b28fd. 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
| SHA256 hash: | c5f1d96b75d6ed0846fac4d2ddfada97927dbcebc6fbd015cc08ac78387b28fd |
|---|---|
| SHA3-384 hash: | 735969cf7a583ebd0b113ac495563ad85edc673349e10e2b1ee93bdb161cc023d53dba3cc5f91fd10838ebc84ab83b41 |
| SHA1 hash: | f22e34e9aebb8d9828ae74b9cd6b27d227f5d160 |
| MD5 hash: | ffd6a1b5596ed38e5235d475fd8ba466 |
| humanhash: | saturn-saturn-equal-massachusetts |
| File name: | ffd6a1b5_by_Libranalysis |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 1'609'328 bytes |
| First seen: | 2021-05-12 16:02:20 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 6d95d0da5c76c85881e48bf3cd181ce7 (1 x RemcosRAT) |
| ssdeep | 24576:ayw0gHUG/avAxUq7FkKX4Lb9pB18hq1TMdDy9Ef1KMRogLK0OR5llvj:am6L4VT1xhMhfIqoeKJ |
| Threatray | 1'596 similar samples on MalwareBazaar |
| TLSH | 1975CF22B1F1883BC1632BB45CBFA765A53ABF052924494B7BF41C4C5F796803D1A2E7 |
| Reporter |  Libranalysis |
| Tags: | RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Formulario Tributario 490 Vencido.exe
Verdict:
No threats detected
Analysis date:
2021-05-12 15:36:56 UTC
Tags:
installer rat remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Launching a process
Transferring files using the Background Intelligent Transfer Service (BITS)
DNS request
Sending a custom TCP request
Creating a file in the %temp% directory
Enabling the 'hidden' option for files in the %temp% directory
Moving a file to the %temp% directory
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Forced shutdown of a system process
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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
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
Hijacks the control flow in another process
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
Win32.Downloader.Penguish
Status:
Malicious
First seen:
2021-05-12 01:15:14 UTC
AV detection:
16 of 47 (34.04%)
Threat level:
3/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 1'586 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Blocklisted process makes network request
Remcos
Malware Config
C2 Extraction:
mirandli.mirandli.com:5145
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
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_KB_CERT_06aea76bac46a9e8cfe6d29e45aaf033 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables signed with stolen, revoked or invalid certificates |
| Rule name: | INDICATOR_KB_CERT_0c15be4a15bb0903c901b1d6c265302f |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables signed with stolen, revoked or invalid certificates |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.025] Anti-Behavioral Analysis::Software Breakpoints
1) [B0001.032] Anti-Behavioral Analysis::Timing/Delay Check GetTickCount
2) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
3) [F0002.002] Collection::Polling
5) [C0021] Cryptography Micro-objective::Generate Pseudo-random Sequence
6) [C0026.002] Data Micro-objective::XOR::Encode Data
8) [C0051] File System Micro-objective::Read File
9) [C0052] File System Micro-objective::Writes File
10) [E1510] Impact::Clipboard Modification
11) [C0007] Memory Micro-objective::Allocate Memory
12) [C0034.001] Operating System Micro-objective::Set Variable::Environment Variable
13) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
14) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
15) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
16) [C0038] Process Micro-objective::Create Thread
17) [C0041] Process Micro-objective::Set Thread Local Storage Value
18) [C0018] Process Micro-objective::Terminate Process