MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1da4fbf99407c987d1d25d477cf4c759c4098723643f24e2f71bcba5a2b1c92b. 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
njrat
Vendor detections: 11
| SHA256 hash: | 1da4fbf99407c987d1d25d477cf4c759c4098723643f24e2f71bcba5a2b1c92b |
|---|---|
| SHA3-384 hash: | 9d4087276d1c04599daf32c664ce31e1b038e2dd20a55d01ec06fc9b770da0cab0e7a90c016f60bdc0af019883ad1509 |
| SHA1 hash: | e1ac2d5a204c67c43d77a0de1e6293ecbd5b9319 |
| MD5 hash: | 5b93dc278be1081957442f18fb27e7bc |
| humanhash: | iowa-avocado-white-kitten |
| File name: | 1da4fbf99407c987d1d25d477cf4c759c4098723643f24e2f71bcba5a2b1c92b |
| Download: | download sample |
| Signature | njrat |
| File size: | 9'211'904 bytes |
| First seen: | 2025-07-31 12:15:45 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 64669fda065340347ad36a4cf28906c8 (3 x njrat) |
| ssdeep | 196608:Gs33rPFz9cxD5HhJjFIYGCJG+yF+GqZyax6W0tlCTYoHTLq:H37FBc9JjlyF+GIypU5zL |
| TLSH | T1319633C628DE91F5C8C30C30560B36DF73F1A6FA8990891E6EC66C45B512F76A05A9F3 |
| TrID | 30.2% (.EXE) Win64 Executable (generic) (10522/11/4) 18.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 14.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 12.9% (.EXE) Win32 Executable (generic) (4504/4/1) 5.9% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  JAMESWT_WT |
| Tags: | exe NjRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
169
Origin country :
ITVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1da4fbf99407c987d1d25d477cf4c759c4098723643f24e2f71bcba5a2b1c92b
Verdict:
Malicious activity
Analysis date:
2025-07-31 13:20:09 UTC
Tags:
xor-url generic netreactor
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
81.4%
Tags:
bladabindi virus msil
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Verdict:
Malicious
Labled as:
Fragtor.Generic
Verdict:
Unknown
Score:
0%
Verdict:
Benign
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) Win 32 Exe x86
Verdict:
Malicious
Threat:
Backdoor.MSIL.Bladabindi
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Status:
Malicious
First seen:
2024-08-14 12:39:14 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
22 of 38 (57.89%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
njrat
Score:
10/10
Tags:
family:njrat defense_evasion discovery persistence privilege_escalation trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Modifies Windows Firewall
Njrat family
njRAT/Bladabindi
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
1da4fbf99407c987d1d25d477cf4c759c4098723643f24e2f71bcba5a2b1c92b
MD5 hash:
5b93dc278be1081957442f18fb27e7bc
SHA1 hash:
e1ac2d5a204c67c43d77a0de1e6293ecbd5b9319
SH256 hash:
00517f1183b2a33986ff63ff4b13ff5a84d935807c8710cf16617a7892349ea6
MD5 hash:
1d80f60bb7bb7b9ba6efbdd8f2622498
SHA1 hash:
c9eb6a95ac811aff0eb0b0872ca01c7776963c7a
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
SUSP_XORed_Mozilla
SH256 hash:
cb6db7bb30c9904f56f9831c68e43a03113fd4eb744d4b4764fd70934304d81f
MD5 hash:
9c2c1e840ed8a4a7e6fdd3a7cc480093
SHA1 hash:
54d9920cc30b8fbf099065af362c461948012de1
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
cd9f7d33bf7abb3fc61db8263e4f75cde82f50c8fb483799e0b56d232a2035e2
MD5 hash:
7796093b7382b700ee052471327a4108
SHA1 hash:
c38ecc425d26663a50321983a1a26a5d7d7897d3
Detections:
SUSP_XORed_URL_In_EXE
SUSP_XORed_Mozilla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.14
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: | botnet_plaintext_c2 |
|---|---|
| Author: | cip |
| Description: | Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols. |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| 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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::WriteProcessMemory |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::LoadLibraryA |
| WIN_TRUST_API | Uses Windows Trust API | WINTRUST.dll::WinVerifyTrust |
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