MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67. 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


PureLogsStealer


Vendor detections: 15


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

SHA256 hash: e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67
SHA3-384 hash: 83db63328b49c74a62296034c1de5304f25201fdc6286c87cba7edb27f5824183e7fa56469641f913f2cbd5bec672ed9
SHA1 hash: 9f58b56042f102c1594ab6d85d94c1a161c3279d
MD5 hash: 046088265fcbc26dba82c0256f7c2ad5
humanhash: thirteen-enemy-bakerloo-foxtrot
File name:file.exe
Download: download sample
Signature PureLogsStealer
Create hunting rule
File size:1'783'808 bytes
First seen:2024-06-11 19:29:59 UTC
Last seen:2024-06-11 20:32:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 49152:sh+ZkldoPK8Yaq/C8m4uNYT/UIDSa443dYpf:92cPK8AC81DSa/dYp
TLSH T1BA85EF0273D1D036FFAB92739B66B2069ABD79250133852F13981DB9BD701B2277D263
TrID 63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
11.6% (.EXE) Win64 Executable (generic) (10523/12/4)
7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
5.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.9% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 1b3b333323232b23 (4 x AgentTesla, 3 x Formbook, 2 x PureLogsStealer)
Reporter abuse_ch
Tags:exe PureLogStealer

Intelligence

File Origin
# of uploads :
2
# of downloads :
360
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67.exe
Verdict:
Malicious activity
Analysis date:
2024-06-11 20:56:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b18b4b34-be4e-4325-9b1e-17781c1e639f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Inject5.4975.22637.18964.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6668a9a1a439c6d6b087846ewin7simulatehigh_evasion
Tags:
Stealth Malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
Connection attempt
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
83%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc packed shell32
Link:
https://www.filescan.io/uploads/6668a5e30bf5978c0b0e6792/reports/9d7861d1-8637-4830-b224-8282de28fab9/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/32e65926-3f2f-4625-ab4f-00de93252580
Result
Threat name:
PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1455545
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67/
Threat name:
Win32.Trojan.Strab
Create hunting rule
Status:
Malicious
First seen:
2024-05-10 00:04:15 UTC
File Type:
PE (Exe)
Extracted files:
13
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4r4xsj6o3oojjcjx6xjvmec3xj6qwk2ptpcj3qi7rc3xgzxs5ztq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/240611-x78knsydme/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/48a2dd0d-a11b-4b36-a931-87764482652c
Unpacked files
SH256 hash:
d917009724952e693a511ee92b4d54ffc027204d7e90ba6665a56b882b959d64
MD5 hash:
a51e8296bf02bdb27f34689514e3ffc9
SHA1 hash:
b71b2045431edef345d342ba89f706fc7efe8b12
Link:
https://www.unpac.me/results/a8d0abda-94db-4bdc-9698-0d64f4ddbe10/
SH256 hash:
6e0e53d8fff5dbeea757b3943b543b295b5109f8dc62f3530a03f0154f29dfaf
MD5 hash:
7115b8c607d335fccb3d11a30976d54c
SHA1 hash:
3a3e35a578c94d862894902ab970d213dd67ed0f
Link:
https://www.unpac.me/results/a8d0abda-94db-4bdc-9698-0d64f4ddbe10/
SH256 hash:
6277d065646e8e7c6dcce87c3edf08b2d052c29b5701f3191701762d960588dc
MD5 hash:
22d22487f3079852ec17c95d1ad49fba
SHA1 hash:
20de8c74ecfcad375dc379d76083673b329e61f1
Link:
https://www.unpac.me/results/a8d0abda-94db-4bdc-9698-0d64f4ddbe10/
SH256 hash:
7faebd0345cc92c8d09753d4122f3e3306eb28b74ddecad978ba89e5cbfd7229
MD5 hash:
9ac22b7a96c9ec381a977f3cbf44a0fa
SHA1 hash:
36fa85357d534e01659632b6040cb6e56586a97b
Link:
https://www.unpac.me/results/a8d0abda-94db-4bdc-9698-0d64f4ddbe10/
SH256 hash:
e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67
MD5 hash:
046088265fcbc26dba82c0256f7c2ad5
SHA1 hash:
9f58b56042f102c1594ab6d85d94c1a161c3279d
Detections:
AutoIT_Compiled
Create hunting rule
SUSP_Imphash_Mar23_3
Create hunting rule
Link:
https://www.unpac.me/results/a8d0abda-94db-4bdc-9698-0d64f4ddbe10/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e4797927cedb/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/e4797927cedb9c948937f5d356105bba7d0b2b4f9bc49dc11f88b77366f2ee67

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:SUSP_Imphash_Mar23_3
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:Internal Research

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
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::AllocateAndInitializeSid
ADVAPI32.dll::CopySid
ADVAPI32.dll::FreeSid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::GetAce
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

Comments