njrat | ad9030b1853f073f4e33a25053e216b386b9c03dce2d501f568fc56095b2ac8c

General

Target

4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe
Size

2.1MB
MD5

4f867450f22f31b30de2968e8db80480
SHA1

89e3047f9035cf6e8a54cc7dd28d3a7892a0c048
SHA256

ad9030b1853f073f4e33a25053e216b386b9c03dce2d501f568fc56095b2ac8c
SHA512

635f4c10f90585654143013fd1b0d6dfb9e6b122e8b6bbefb15202ed487aa61b4182438728582e887a00d7e7205f9f32f9b3875864e6ca0cfa9acfb130753908
SSDEEP

24576:06oCmOgMLDIAi8jCICbLMsHc/oiT85CK7ZIST7:AAPoicF7

Score

10^/10

njrat yyy discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

YYY

Attributes

splitter
|'|'|

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3408 set thread context of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103

System Location Discovery: System Language Discovery 1 TTPs 2 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	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe
3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeDebugPrivilege	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe
Token: SeDebugPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe
Token: 33	1860	RegAsm.exe
Token: SeIncBasePriorityPrivilege	1860	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 3248	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	102
PID 3408 wrote to memory of 3248	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	102
PID 3408 wrote to memory of 3248	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	102
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103
PID 3408 wrote to memory of 1860	3408	4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe	103

C:\Users\Admin\AppData\Local\Temp\4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4f867450f22f31b30de2968e8db80480_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3248
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

memory/1860-10-0x00000000057C0000-0x0000000005852000-memory.dmp

Filesize
584KB

Download
memory/1860-4-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1860-6-0x0000000005B50000-0x00000000060F4000-memory.dmp

Filesize
5.6MB

Download
memory/1860-7-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1860-8-0x0000000005680000-0x000000000571C000-memory.dmp

Filesize
624KB

Download
memory/1860-9-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1860-11-0x0000000005740000-0x000000000574A000-memory.dmp

Filesize
40KB

Download
memory/1860-12-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1860-13-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3408-1-0x0000000000050000-0x0000000000270000-memory.dmp

Filesize
2.1MB

Download
memory/3408-2-0x0000000000BE0000-0x0000000000BEC000-memory.dmp

Filesize
48KB

Download
memory/3408-3-0x000000007506E000-0x000000007506F000-memory.dmp

Filesize
4KB

Download
memory/3408-0-0x000000007506E000-0x000000007506F000-memory.dmp

Filesize
4KB

Download

Analysis

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