MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84374cb55c56fb530ef4f83f655ffeb7463e8c0452d7f13d57535d9e032e761f. 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


CoinMiner


Vendor detections: 14


Intelligence 14 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84374cb55c56fb530ef4f83f655ffeb7463e8c0452d7f13d57535d9e032e761f
SHA3-384 hash: ac12f4165387a734f6007844ede73a80238c6f2fc81e569c2473420efa7f3ed9c9f0b1080c808ee375b297d1fc27fc68
SHA1 hash: 2d8f77e1aebc274f94c56626fe1a71514c01b439
MD5 hash: 99f682f75994261bd769f11cd33820e7
humanhash: uranus-foxtrot-river-march
File name:C4Loader.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:126'992 bytes
First seen:2022-11-11 21:09:09 UTC
Last seen:2022-11-11 22:47:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a3cf696cab324e53733578570f168024 (3 x RedLineStealer, 1 x CoinMiner)
ssdeep 3072:x8Bwf9nPJ6+qVDRhIJTz7y1bJs6Httemsk3QnDPofdc:x8Snh2RIEJsKetudc
Threatray 2'876 similar samples on MalwareBazaar
TLSH T1E3C37B40B7C0C832E472293744E1DA759A2DFD301B659E9B734876364F302E6DA2DA7B
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter tcains1
Tags:CoinMiner exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
176
Origin country :
US US
Vendor Threat Intelligence
Malware family:
redline
Create hunting rule
ID:
1
File name:
C4Loader.exe
Verdict:
Malicious activity
Analysis date:
2022-11-11 21:18:31 UTC
Tags:
trojan rat redline
Link:
https://app.any.run/tasks/203c9687-1db0-475b-914b-093f9e4649dd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/332631/
Detection(s):
SecuriteInfo.com.Variant.Lazy.261685.29262.1285.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Creating a process with a hidden window
Sending a custom TCP request
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed
Link:
https://www.filescan.io/uploads/636eba2b7662ecf10839c853/reports/e427a3f0-21f0-4aab-af1f-d71982f78880/overview
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:
RedLine stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b2a220d9-71ad-412d-9029-4f02068274d6
Result
Threat name:
RedLine, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1111546
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Contains functionality to inject code into remote processes
Detected Stratum mining protocol
Encrypted powershell cmdline option found
Hooks files or directories query functions (used to hide files and directories)
Hooks processes query functions (used to hide processes)
Hooks registry keys query functions (used to hide registry keys)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Potential dropper URLs found in powershell memory
Powershell drops PE file
Snort IDS alert for network traffic
Uses dynamic DNS services
Very long command line found
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected RedLine Stealer
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 744242 Sample: C4Loader.exe Startdate: 11/11/2022 Architecture: WINDOWS Score: 100 50 wowouch.net 2->50 52 clientbased.xyz 2->52 54 pastebin.com 2->54 62 Snort IDS alert for network traffic 2->62 64 Multi AV Scanner detection for domain / URL 2->64 66 Antivirus detection for URL or domain 2->66 68 16 other signatures 2->68 10 C4Loader.exe 2->10         started        signatures3 process4 signatures5 70 Contains functionality to inject code into remote processes 10->70 72 Writes to foreign memory regions 10->72 74 Allocates memory in foreign processes 10->74 76 Injects a PE file into a foreign processes 10->76 13 vbc.exe 1 10->13         started        16 vbc.exe 10->16         started        18 WerFault.exe 24 9 10->18         started        22 vbc.exe 10->22         started        process6 dnsIp7 82 Very long command line found 13->82 84 Encrypted powershell cmdline option found 13->84 24 powershell.exe 15 27 13->24         started        56 192.168.2.1 unknown unknown 18->56 40 C:\ProgramData\Microsoft\...\Report.wer, Unicode 18->40 dropped file8 signatures9 process10 dnsIp11 58 wowouch.net 37.139.129.113, 3333, 443, 49708 LVLT-10753US Germany 24->58 60 connect2me.ddns.net 24->60 42 C:\Users\user\AppData\Local\Temp\new2.exe, PE32 24->42 dropped 44 C:\Users\user\AppData\Local\Temp\SysApp.exe, PE32 24->44 dropped 46 C:\Users\user\AppData\...\SmartDefRun.exe, PE32+ 24->46 dropped 48 C:\Users\user\AppData\Local\...\C4Loader.exe, PE32 24->48 dropped 78 Powershell drops PE file 24->78 29 SysApp.exe 24->29         started        32 C4Loader.exe 24->32         started        34 new2.exe 1 24->34         started        36 conhost.exe 24->36         started        file12 80 Detected Stratum mining protocol 58->80 signatures13 process14 signatures15 86 Antivirus detection for dropped file 29->86 88 Multi AV Scanner detection for dropped file 29->88 90 Machine Learning detection for dropped file 29->90 38 conhost.exe 34->38         started        process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/84374cb55c56fb530ef4f83f655ffeb7463e8c0452d7f13d57535d9e032e761f/
Threat name:
Win32.Trojan.Lazy
Create hunting rule
Status:
Malicious
First seen:
2022-11-11 21:10:06 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
10 of 40 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qq3uznk4k35vgdxu7a7wkx76w5dd5daekll7cpkxknoz4azooypq._file
Verdict:
malicious
Similar samples:
0614b3b867d5a5dc21ece263f34af1de851bf4e84552eb921d6fc95e90c309c2
CoinMiner
0aa284db0c537a4fba1a41c326029587bc4538ed2a0ba704c16ed7ef8fd54970
CoinMiner
16691a026002980c1fac428610d73ca9638420d2e3fa79c8d1a8284388ee307b
CoinMiner
4b8e43a1cee980394eb2845ea6657b376746b84b52bbd3d2ea062cbdfb292d5d
CoinMiner
523c73801cb0175c81f507010d68ba97fc644a6ff84e5e6c0a79d5ec0b012b10
CoinMiner
5d9d30f4a9e254cd3754c47ca59ac4d4e0f50f4d6fd6564e777819d1701be81e
CoinMiner
b495d68b0733d071e67e0c30665382decd71885af9bad1c6510ef168e5732cd3
CoinMiner
d6516a119c2c08859883d95f97b0bd4b2fb8fbad7d7fae6ed2d79b447177d408
CoinMiner
eab9a40c5379d460e7d5f3d11c2b766ce8674c2240110e063fecb0c651e0dd67
CoinMiner
+ 2'866 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:redline family:xmrig botnet:1 evasion infostealer miner persistence spyware upx
Link:
https://tria.ge/reports/221111-zz1k7sed7t/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Program Files directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Sets service image path in registry
Stops running service(s)
UPX packed file
XMRig Miner payload
Modifies security service
RedLine
RedLine payload
Suspicious use of NtCreateUserProcessOtherParentProcess
xmrig
Malware Config
C2 Extraction:
107.182.129.73:21733
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f7cd288c-bf79-4732-a65e-0395d95a7497
Unpacked files
SH256 hash:
84374cb55c56fb530ef4f83f655ffeb7463e8c0452d7f13d57535d9e032e761f
MD5 hash:
99f682f75994261bd769f11cd33820e7
SHA1 hash:
2d8f77e1aebc274f94c56626fe1a71514c01b439
Link:
https://www.unpac.me/results/d6588f62-24b0-4461-b5f1-03a1627fc5e0/
Malware family:
RedLine.D
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/84374cb55c56/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/84374cb55c56fb530ef4f83f655ffeb7463e8c0452d7f13d57535d9e032e761f

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

CoinMiner

Executable exe 84374cb55c56fb530ef4f83f655ffeb7463e8c0452d7f13d57535d9e032e761f

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/332631/

Comments