MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be. 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


ResolverRAT


Vendor detections: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be
SHA3-384 hash: 3b92d53e3f5128b7641eafefda093f07579eacde1da0debb6539467d57cf12eee87f69307c8eb4801f0111d9d7d2fa84
SHA1 hash: 010e680f9f34c377357082d66c6dd2c1bbe56e0c
MD5 hash: 3c047c6a929bfd51faf8ee3ce2fcef90
humanhash: ten-cold-oklahoma-july
File name:3c047c6a929bfd51faf8ee3ce2fcef90.exe
Download: download sample
Signature ResolverRAT
Create hunting rule
File size:3'348'992 bytes
First seen:2025-05-26 14:52:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 98304:rZIvLC7CdOWBmQWCPtIl5G6UaGPglb+J7BqAnYf:iTC7bsWCFIHjUaGPgJOLY
Threatray 2'424 similar samples on MalwareBazaar
TLSH T131F5332E37AB9977DBFC69BCF9540202137981A69762E3492CB490E83F037920C5D9D7
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter abuse_ch
Tags:exe ResolverRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
431
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
3c047c6a929bfd51faf8ee3ce2fcef90.exe
Verdict:
Malicious activity
Analysis date:
2025-05-26 14:54:34 UTC
Tags:
auto-startup stealer rat asyncrat remote purehvnc netreactor
Link:
https://app.any.run/tasks/c4144a2a-3614-46ee-82ee-855efdbef106

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.17713.5570.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6834819c668438e362e70e71
Tags:
autorun virus msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% directory
Launching a process
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/68348062fd02ed5e0588977e/reports/4f9408e9-55f0-43b0-8b98-015c79517cba/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72f68c45-d898-46d3-948a-81dd3d6190ef
Result
Threat name:
PureCrypter, ResolverRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1699278
Signature
.NET source code contains potential unpacker
Detected PureCrypter Trojan
Drops VBS files to the startup folder
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Sigma detected: Drops script at startup location
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
Uses threadpools to delay analysis
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected ResolverRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1699278 Sample: Q5ddI23DLO.exe Startdate: 26/05/2025 Architecture: WINDOWS Score: 100 29 Suricata IDS alerts for network traffic 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Yara detected ResolverRAT 2->33 35 6 other signatures 2->35 7 Q5ddI23DLO.exe 5 2->7         started        11 wscript.exe 1 2->11         started        process3 file4 21 C:\Users\user\AppData\...\IsInitialized.exe, PE32 7->21 dropped 23 C:\Users\user\AppData\...\IsInitialized.vbs, ASCII 7->23 dropped 25 C:\...\IsInitialized.exe:Zone.Identifier, ASCII 7->25 dropped 37 Found many strings related to Crypto-Wallets (likely being stolen) 7->37 39 Drops VBS files to the startup folder 7->39 41 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->41 43 Uses threadpools to delay analysis 7->43 13 InstallUtil.exe 1 2 7->13         started        45 Windows Scripting host queries suspicious COM object (likely to drop second stage) 11->45 17 IsInitialized.exe 2 11->17         started        signatures5 process6 dnsIp7 27 31.58.169.44, 49716, 49724, 56001 RASANAIR Iran (ISLAMIC Republic Of) 13->27 47 Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines) 13->47 49 Found many strings related to Crypto-Wallets (likely being stolen) 13->49 51 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 13->51 59 5 other signatures 13->59 53 Multi AV Scanner detection for dropped file 17->53 55 Writes to foreign memory regions 17->55 57 Injects a PE file into a foreign processes 17->57 19 InstallUtil.exe 3 17->19         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be/
Threat name:
ByteCode-MSIL.Trojan.Mardom
Create hunting rule
Status:
Malicious
First seen:
2025-05-23 12:05:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cppj64wm7btkry2ux737bxac7a2lsejbvyqkemsh6zxoxh4b7g7a._file
Verdict:
malicious
Label(s):
resolverrat
Create hunting rule
Similar samples:
13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be
ResolverRAT
40dfa88543539053fe9175c88cb958b494d78f3fca793ea482ded480a30212a1
ResolverRAT
5a255dfa2a938f47ac098bd54e7cfd3e1e0ba5d494bf45898e2e32c6738f3be6
ResolverRAT
88067e120c8b5186776b1acad8a57c310568693cf0c109b5d5cca5667b5767ef
ResolverRAT
9861b4a602eee6742bfcb24f2d262a67f0dc768826e1be1acc3ba84c4a15d0f5
ResolverRAT
c2683a84937dd45f25eb3d5d1adc10864ecdf710b5e7ef9f9f414f13005a4923
ResolverRAT
cdc8c80d162e34fc129c8726a03240f48971cabd84861c899a1d00d23663bc59
ResolverRAT
error
ResolverRAT
+ 2'414 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/250526-r9gbba1n19/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Drops startup file
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/cadb8cd9-a4a2-4f9c-940d-b5425c67f08c
Unpacked files
SH256 hash:
13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be
MD5 hash:
3c047c6a929bfd51faf8ee3ce2fcef90
SHA1 hash:
010e680f9f34c377357082d66c6dd2c1bbe56e0c
Link:
https://www.unpac.me/results/bd77d2e7-aec2-4652-b280-3d8c8d16b480/
SH256 hash:
d933890cfe98bd0df8c37ff3d437955b9a000308199e5dd9d76c151179465036
MD5 hash:
8e4ce13e11afacc945bfafbe737a3c58
SHA1 hash:
1cffcf9f3a02c460c9d3c8571f5c73ee49a13865
Link:
https://www.unpac.me/results/bd77d2e7-aec2-4652-b280-3d8c8d16b480/
SH256 hash:
78f73e1734daa918b253517c75971fbb8df773a3d77d02a752e9a0ad1711a677
MD5 hash:
f9d2985aa1c41cca281321fffb5ed424
SHA1 hash:
3a7a58d2dcae2762882357ae34d372744b1dbb9d
Link:
https://www.unpac.me/results/bd77d2e7-aec2-4652-b280-3d8c8d16b480/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/bd77d2e7-aec2-4652-b280-3d8c8d16b480/
SH256 hash:
0c62015240d33f9b0b59c3038f68904892a0e574425041d5e2f9c8f491e701a0
MD5 hash:
1170a6bccf83723ca407220c3a955773
SHA1 hash:
880cd7f2703483e7656f3d4a3a35d2706a3979d2
Detections:
SUSP_OBF_NET_Eazfuscator_String_Encryption_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/bd77d2e7-aec2-4652-b280-3d8c8d16b480/
SH256 hash:
42e118ed6dece7a9c6456aec7d4efa603d4c2ce91d1eaa00a69462afde3c417f
MD5 hash:
8081283cdbc540aa2dddf19ea90aa323
SHA1 hash:
bb874bc936c7f4bd7586848e0cc04ee74b2f16cb
Link:
https://www.unpac.me/results/bd77d2e7-aec2-4652-b280-3d8c8d16b480/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/13de9f72ccf8/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/13de9f72ccf866a8e354bff7f0dc02f834b91121ae20a23247f66eeb9f81f9be

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

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