njrat | 7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3

General

Target

7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
Size

171KB
MD5

526de47d0231672c30a035e3d1f9c249
SHA1

ecab6e21c8df28efb48ed3ad2359d7611089ef99
SHA256

7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3
SHA512

11f6e75df807d2acc886401003a586bb34dde7d2bd43ad4588a85f9aa0e646f420cc4ec828e4475af167e49dfcd3ecd112456b923bc7d3506c60972a208e3248
SSDEEP

3072:ap6SSbb4HPwwPnetLrlyi2ayjrY/etoOOV402owBqRK6ggkCtFT:h4vwmRD+yhBqRK5CX

Score

10^/10

njrat zzzau discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

ZZZAU

C2

desgarrada1.no-ip.org:1177

Mutex

0da05431f6f5ca78981bce022c11b0b7

Attributes

reg_key
0da05431f6f5ca78981bce022c11b0b7
splitter
|'|'|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 2 IoCs

pid	Process
2652	chrome.exe
2860	chrome.exe

Loads dropped DLL 2 IoCs

pid	Process
3012	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
2652	chrome.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2304 set thread context of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2652 set thread context of 2860	2652	chrome.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chrome.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
Token: SeDebugPrivilege	2652	chrome.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 2304 wrote to memory of 3012	2304	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	31
PID 3012 wrote to memory of 2652	3012	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	32
PID 3012 wrote to memory of 2652	3012	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	32
PID 3012 wrote to memory of 2652	3012	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	32
PID 3012 wrote to memory of 2652	3012	7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe	32
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33
PID 2652 wrote to memory of 2860	2652	chrome.exe	33

C:\Users\Admin\AppData\Local\Temp\7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
"C:\Users\Admin\AppData\Local\Temp\7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Users\Admin\AppData\Local\Temp\7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
  C:\Users\Admin\AppData\Local\Temp\7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3012
- - C:\Users\Admin\AppData\Local\Temp\chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2652
  - - C:\Users\Admin\AppData\Local\Temp\chrome.exe
      C:\Users\Admin\AppData\Local\Temp\chrome.exe
      4⤵
      Executes dropped EXE
      PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\chrome.exe

Filesize
171KB

MD5
526de47d0231672c30a035e3d1f9c249

SHA1
ecab6e21c8df28efb48ed3ad2359d7611089ef99

SHA256
7acc030a18df51108f8720a9225b5fee2059692a6705295756e1acf9bf7608b3

SHA512
11f6e75df807d2acc886401003a586bb34dde7d2bd43ad4588a85f9aa0e646f420cc4ec828e4475af167e49dfcd3ecd112456b923bc7d3506c60972a208e3248

Download Submit
memory/2304-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/2304-1-0x0000000001010000-0x0000000001038000-memory.dmp

Filesize
160KB

Download
memory/2304-2-0x00000000742AE000-0x00000000742AF000-memory.dmp

Filesize
4KB

Download
memory/2652-16-0x0000000000180000-0x00000000001A8000-memory.dmp

Filesize
160KB

Download
memory/3012-3-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3012-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3012-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3012-8-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-17-0x00000000742A0000-0x000000007498E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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