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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f. 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


DarkWatchman


Vendor detections: 15


Intelligence 15 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f
SHA3-384 hash: ea2a0ee4067b74cb48a65eca021fdb1957679997843bd746fd0938c3c36f0f00a52c02387e11740285bb60372e03f5c2
SHA1 hash: 16cc6adb30fc07d54a58a55a97e669390392d642
MD5 hash: b7a742715078cc7306d9948e2f3aa993
humanhash: florida-timing-finch-monkey
File name:Исполнительный лист №27186421-25 от 03.02.2025.exe
Download: download sample
Signature DarkWatchman
Create hunting rule
File size:562'344 bytes
First seen:2025-02-06 08:52:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bf5a4aa99e5b160f8521cadd6bfe73b8 (436 x RedLineStealer, 31 x AgentTesla, 17 x DCRat)
ssdeep 12288:yh1Lk70TnvjcXb8yIw0uX2k2IJhgdMbxTVeapQC/am+IHSfLT3zqIwM:Gk70TrcLXNmk2I4exTVKCCmbyjgM
TLSH T17AC40150F180C2B7D4A2113002F5C677593A7A764B2985CB77ED3B6B6E703D1A33AA8D
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon 78d888c898a89098 (5 x DarkWatchman, 4 x QuasarRAT, 1 x Loki)
Reporter abuse_ch
Tags:DarkWatchman exe geo UKR

Intelligence

File Origin
# of uploads :
1
# of downloads :
554
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Исполнительный лист №27186421-25 от 03.02.2025.zip
Verdict:
Malicious activity
Analysis date:
2025-02-06 08:35:29 UTC
Tags:
arch-exec susp-powershell
Link:
https://app.any.run/tasks/affd57b5-01f1-4866-a9ac-6c72d6e23a2a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
ditekSHen.MALWARE.Win.Trojan.RedLine-1.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PWS.Siggen2.61899.6544.29541.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67a4790b51193558eb198b46
Tags:
infosteal redline
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a process from a recently created file
Creating a window
Using the Windows Management Instrumentation requests
Moving a recently created file
Launching a process
Connection attempt to an infection source
DNS request
Query of malicious DNS domain
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f
Malware family:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8197addf-1bab-4095-bd55-621c36780fd7
Result
Threat name:
DarkWatchman, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1608159
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Creates processes via WMI
Deletes shadow drive data (may be related to ransomware)
Encrypted powershell cmdline option found
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious PowerShell Invocations - Generic - PowerShell Module
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes or reads registry keys via WMI
Wscript starts Powershell (via cmd or directly)
Yara detected DarkWatchman
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1608159 Sample: .02.2025.exe Startdate: 06/02/2025 Architecture: WINDOWS Score: 100 64 4ad74aab.online 2->64 66 Suricata IDS alerts for network traffic 2->66 68 Malicious sample detected (through community Yara rule) 2->68 70 Antivirus / Scanner detection for submitted sample 2->70 72 17 other signatures 2->72 10 .02.2025.exe 17 2->10         started        13 wscript.exe 2->13         started        16 wscript.exe 3 2->16         started        signatures3 process4 dnsIp5 52 C:\Users\user\AppData\...\.02.2025.exe.log, ASCII 10->52 dropped 54 C:\Users\user\AppData\Local\Data\3156389624, ASCII 10->54 dropped 19 cmd.exe 1 10->19         started        88 System process connects to network (likely due to code injection or exploit) 13->88 90 Deletes shadow drive data (may be related to ransomware) 13->90 21 powershell.exe 1 23 13->21         started        25 powershell.exe 13->25         started        62 4ad74aab.online 185.159.131.10, 443, 49731, 49732 ITOS-ASRU Russian Federation 16->62 file6 signatures7 process8 file9 27 wscript.exe 6 5 19->27         started        31 conhost.exe 19->31         started        50 C:\Users\user\AppData\...\fz2ijzt5.cmdline, Unicode 21->50 dropped 74 Installs a global keyboard hook 21->74 33 csc.exe 3 21->33         started        35 conhost.exe 21->35         started        37 csc.exe 25->37         started        39 conhost.exe 25->39         started        signatures10 process11 file12 56 C:\Users\user\AppData\Local\9e146be90.js, ASCII 27->56 dropped 78 Suspicious powershell command line found 27->78 80 Wscript starts Powershell (via cmd or directly) 27->80 82 Encrypted powershell cmdline option found 27->82 86 5 other signatures 27->86 41 powershell.exe 23 27->41         started        84 Creates processes via WMI 31->84 58 C:\Users\user\AppData\Local\...\fz2ijzt5.dll, PE32 33->58 dropped 44 cvtres.exe 33->44         started        60 C:\Users\user\AppData\Local\...\2pbyjd3t.dll, PE32 37->60 dropped 46 cvtres.exe 37->46         started        signatures13 process14 signatures15 76 Loading BitLocker PowerShell Module 41->76 48 conhost.exe 41->48         started        process16
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f/
Threat name:
Win32.Exploit.Generic
Create hunting rule
Status:
Malicious
First seen:
2025-02-06 07:04:35 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=55lvtlzipyevwknvqq7x6wrmzzcttlh5rlagirq5gk7r3npnlmpq._file
Verdict:
malicious
Label(s):
unknown_loader_001
Create hunting rule
genericransomware
Create hunting rule
Similar samples:
error
DarkWatchman
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery execution impact ransomware
Link:
https://tria.ge/reports/250206-kst3hszlgy/
Behaviour
Interacts with shadow copies
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in System32 directory
.NET Reactor proctector
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Deletes shadow copies
Process spawned unexpected child process
Verdict:
Malicious
Tags:
trojan stealer redline
YARA:
MAL_Malware_Imphash_Mar23_1 MALWARE_Win_RedLine
Link:
https://app.threat.zone/submission/82b1c472-ea16-427f-87f4-7eb3a20437c4
Unpacked files
SH256 hash:
ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f
MD5 hash:
b7a742715078cc7306d9948e2f3aa993
SHA1 hash:
16cc6adb30fc07d54a58a55a97e669390392d642
Link:
https://www.unpac.me/results/426b6a73-b386-47a0-8450-9c463362a0e9/
SH256 hash:
e381ab9cdaefbcb2ab6496bd2052d0f9c6b443208775ccccc995adfa7c7c841d
MD5 hash:
8829b75e120abdfcda5864c9d7f30b40
SHA1 hash:
6bf30914c78594e80e6adb9513faa774eee55a89
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/426b6a73-b386-47a0-8450-9c463362a0e9/
SH256 hash:
44e73144200b746054e9d3fb812284539e96f6d0ff9787aee5cac7fc33669b31
MD5 hash:
e8758d1642f2ae5bb23d616a71580f0b
SHA1 hash:
d188e1bdaede6d2212214d74daf28d06fb337a0e
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Link:
https://www.unpac.me/results/426b6a73-b386-47a0-8450-9c463362a0e9/
Malware family:
RedNet
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ef5759af287e/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/ef5759af287e095b29b5843f7f5a2cce4539acfd8ac064461d32bf1db5ed5b1f

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MALWARE_Win_RedLine
Create hunting rule
Author:ditekSHen
Description:Detects RedLine infostealer
Rule name:MAL_Malware_Imphash_Mar23_1
Create hunting rule
Author:Arnim Rupp
Description:Detects malware by known bad imphash or rich_pe_header_hash
Reference:https://yaraify.abuse.ch/statistics/
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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 (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleA
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA

Comments