MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1d779453c38685aea72054c021cba3f13f79a6dbaeff9e37a4ff6e43a139ce9. 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


GCleaner


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1d779453c38685aea72054c021cba3f13f79a6dbaeff9e37a4ff6e43a139ce9
SHA3-384 hash: 3a1548cc71b4e9cc490fd3e927911df3b47f046ba287aae1193340a9a1e9a5db5f2e9e3767eebf67f8cc96e0b706145c
SHA1 hash: 6a537e8c3ce520aa1d5c8f486a4c47185fccd261
MD5 hash: 240a874da76c6d7f2c597c58aa737f4b
humanhash: juliet-florida-helium-lithium
File name:240a874da76c6d7f2c597c58aa737f4b.exe
Download: download sample
Signature GCleaner
Create hunting rule
File size:389'632 bytes
First seen:2022-07-31 13:41:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8e49cd737c177fb9961f518322505e61 (6 x RedLineStealer, 3 x Stop, 1 x GCleaner)
ssdeep 6144:koO+B+/H82Gz8+9KfIBup5W6OrMM9IUD0QZqSonr2Dps:fOVHbGz8gKfIBdba60nCDp
TLSH T17884CF10BA90C435F4F722F49AB68368B53E7AD1573155CB22E42AEE5634AE1FC3035B
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 33f0696969696969 (117 x GCleaner, 10 x Nymaim, 1 x RedLineStealer)
Reporter abuse_ch
Tags:exe gcleaner

Intelligence

File Origin
# of uploads :
1
# of downloads :
350
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/295352/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Stealer.33473.28748.10209.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
Sending an HTTP GET request
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/27895/overview
Behaviour
MalwareBazaar
SystemUptime
CPUID_Instruction
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
EvasionGetTickCount
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62e686b05c07b66577e0dcd0/reports/28e29ea9-4245-4b2f-99aa-4a8e18eb46c3/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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/61877bff-5cc2-4c2e-91a9-564c69b97666
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1043764
Signature
Machine Learning detection for sample
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 676258 Sample: ydvaeXDfIN.exe Startdate: 31/07/2022 Architecture: WINDOWS Score: 52 42 Yara detected Nymaim 2->42 44 Machine Learning detection for sample 2->44 7 ydvaeXDfIN.exe 14 2->7         started        process3 dnsIp4 38 208.67.104.97, 49779, 80 GRAYSON-COLLIN-COMMUNICATIONSUS United States 7->38 10 WerFault.exe 20 9 7->10         started        14 WerFault.exe 9 7->14         started        16 WerFault.exe 9 7->16         started        18 7 other processes 7->18 process5 dnsIp6 40 192.168.2.1 unknown unknown 10->40 24 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 10->24 dropped 26 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 14->26 dropped 28 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 16->28 dropped 30 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->30 dropped 32 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->32 dropped 34 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->34 dropped 36 3 other malicious files 18->36 dropped 20 conhost.exe 18->20         started        22 taskkill.exe 18->22         started        file7 process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1d779453c38685aea72054c021cba3f13f79a6dbaeff9e37a4ff6e43a139ce9/
Threat name:
Win32.Trojan.Raccoon
Create hunting rule
Status:
Malicious
First seen:
2022-07-31 13:42:07 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=whlxsrj4hbufv2tsavgaehf2h4j7pgtnxlx7ty32j73oioqtttuq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim trojan
Link:
https://tria.ge/reports/220731-qznf7sfgg8/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in System32 directory
Checks computer location settings
Deletes itself
NyMaim
Malware Config
C2 Extraction:
208.67.104.9
212.192.241.16
Unpacked files
SH256 hash:
361b1bcd28cca06a336cec343a9f5e72fb17ac2edf4f3b0176d7f2047dff18e6
MD5 hash:
2e0c644efdf3ec3ab251601d354f2f9e
SHA1 hash:
29095852f99abf8e8e23c1e2797af15f262df986
Detections:
win_nymaim_g0
Create hunting rule
Link:
https://www.unpac.me/results/21f10917-5b5d-473a-b693-fb8efea15ff8/
Parent samples :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 hash:
b1d779453c38685aea72054c021cba3f13f79a6dbaeff9e37a4ff6e43a139ce9
MD5 hash:
240a874da76c6d7f2c597c58aa737f4b
SHA1 hash:
6a537e8c3ce520aa1d5c8f486a4c47185fccd261
Link:
https://www.unpac.me/results/21f10917-5b5d-473a-b693-fb8efea15ff8/
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/b1d779453c38685aea72054c021cba3f13f79a6dbaeff9e37a4ff6e43a139ce9

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
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:win_gcleaner_de41
Create hunting rule
Author:Johannes Bader
Description:detects GCleaner

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/295352/

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