MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a0bb5a244b144a8e10087fd70a04580c3bb8c4c8add7da671a06f10020473004. 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: | a0bb5a244b144a8e10087fd70a04580c3bb8c4c8add7da671a06f10020473004 |
|---|---|
| SHA3-384 hash: | 262822c0f1f85a2900c2387bf4f43984ac6aa1939c7d4bb5cceed5beae61b2df0861a954300f4531372120e37b57cd17 |
| SHA1 hash: | 83486f15158b67bf5c811cbfcd81f3aae42fcbcf |
| MD5 hash: | 6e6d28191079ca5c04b0eab5b98cd076 |
| humanhash: | zebra-vegan-fix-sad |
| File name: | Contract_Documents_pdf.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 736'408 bytes |
| First seen: | 2021-05-08 06:41:09 UTC |
| Last seen: | 2021-05-08 08:47:51 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b124d6d7906bfbfc346167632abb74ce (3 x RemcosRAT, 2 x Formbook) |
| ssdeep | 12288:pL4F9NDkBISBvY6gjo1gsUM6fZdLya7FC3OOU/Oy/c:pUF/SS6bqsxKB/FCjUD/c |
| Threatray | 199 similar samples on MalwareBazaar |
| TLSH | F6F49E21B3E10937D1AF1A785C6BF765AC36FE001AE860471BF47D0C6F7968239292D6 |
| Reporter |  abuse_ch |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
4
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
DNS request
Sending a custom TCP request
Sending a UDP request
Creating a file
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending a TCP request to an infection source
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:
Unknown
Detection:
malicious
Classification:
troj
Score:
72 / 100
Signature
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.NetWiredRc
Status:
Malicious
First seen:
2021-05-07 23:19:21 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 189 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos persistence rat
Behaviour
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
abujafirms1.duckdns.org:12000
194.5.98.203:1988
194.5.98.203:1988
Unpacked files
SH256 hash:
d2807041de671bcd7b4e24961ae743675894a142f61fc58d07ee8fc0d9220155
MD5 hash:
bb521a970019b057afbbdaa5bb3c1b83
SHA1 hash:
76f6197a2db8525dd2341ec899db573dfc665972
SH256 hash:
8f63001a412f92b1e28e17cf0ca84b5d4fa126a661cdae11c5221b7344c26999
MD5 hash:
77fbc4c0b74cf1b87fa3804f3c4c0ff1
SHA1 hash:
721f7b2c9db79c8a34b8ad43f103b22df632d2dc
SH256 hash:
a0bb5a244b144a8e10087fd70a04580c3bb8c4c8add7da671a06f10020473004
MD5 hash:
6e6d28191079ca5c04b0eab5b98cd076
SHA1 hash:
83486f15158b67bf5c811cbfcd81f3aae42fcbcf
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
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_0be3f393d1ef0272aed0e2319c1b5dd0 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables signed with stolen, revoked or invalid certificates |
| Rule name: | MALWARE_Win_DLAgent07 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects delf downloader agent |
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) [B0012.001] Anti-Static Analysis::Argument Obfuscation
4) [F0002.002] Collection::Polling
6) [C0026.002] Data Micro-objective::XOR::Encode Data
8) [C0047] File System Micro-objective::Delete File
9) [C0049] File System Micro-objective::Get File Attributes
10) [C0051] File System Micro-objective::Read File
11) [C0052] File System Micro-objective::Writes File
12) [E1510] Impact::Clipboard Modification
13) [C0007] Memory Micro-objective::Allocate Memory
14) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
15) [C0036.002] Operating System Micro-objective::Delete Registry Key::Registry
16) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
17) [C0036.005] Operating System Micro-objective::Query Registry Key::Registry
18) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
19) [C0038] Process Micro-objective::Create Thread
20) [C0041] Process Micro-objective::Set Thread Local Storage Value
21) [C0018] Process Micro-objective::Terminate Process