njrat | 138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e

General

Target

138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e.exe
Size

1.1MB
MD5

1f15727756acb812463a6030194dd0a5
SHA1

50f2654ebcc03db57fa562d163fde15a472ff6cb
SHA256

138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e
SHA512

85de789a6a1784a52a739a21e3cd1350242de0630c26d04978bc6b8be760fc7dd4d0775d3503169410d4b5e1882c69d7fa3ce8dc9111e36148e3c9ac8147ec89
SSDEEP

24576:tf30T0Ai5fKiCsfs4UjZgjRqu+I9M14VBUR:13Pof1KquTPVBU

Score

10^/10

njrat hacked trojan

Malware Config

Extracted

Family

njrat

Version

Hallaj PRO Rat [Fixed]

Botnet

HacKed

C2

rapist.ddns.net:444

Mutex

8f2448f1f018757367d8a7d97c8d877e

Attributes

reg_key
8f2448f1f018757367d8a7d97c8d877e
splitter
boolLove

Signatures

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

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral2/files/0x000d000000023ba1-13.dat	net_reactor

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	LocalCcNggpJtFV.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8f2448f1f018757367d8a7d97c8d877e.exe	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8f2448f1f018757367d8a7d97c8d877e.exe	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2060	LocalCcNggpJtFV.exe
1592	svchost.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	LocalCcNggpJtFV.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	LocalCcNggpJtFV.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	LocalCcNggpJtFV.exe
File created	C:\Windows\assembly\Desktop.ini	LocalCcNggpJtFV.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	LocalCcNggpJtFV.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe
Token: 33	1592	svchost.exe
Token: SeIncBasePriorityPrivilege	1592	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 2060	2004	138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e.exe	83
PID 2004 wrote to memory of 2060	2004	138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e.exe	83
PID 2060 wrote to memory of 1592	2060	LocalCcNggpJtFV.exe	91
PID 2060 wrote to memory of 1592	2060	LocalCcNggpJtFV.exe	91

C:\Users\Admin\AppData\Local\Temp\138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e.exe
"C:\Users\Admin\AppData\Local\Temp\138c8efb54944bf084d2a0e607593a84e0933f8fcd251713a37c49e175cec74e.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\LocalCcNggpJtFV.exe
  "C:\Users\Admin\AppData\LocalCcNggpJtFV.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2060
- - C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:1592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalCcNggpJtFV.exe

Filesize
896KB

MD5
e8f1afd74f49f59ff6d9633172246901

SHA1
7e1a3b1988ab7bb01dedea5dd722415fd658a2f1

SHA256
3c129c881f3a3c7db39874c2ddc927300910b262e895b8c6195fbe6f24569bee

SHA512
856363200dc15170cd81c0327f3f4eea4c9b327730ba7a76f56182d43dc973b0dacb8908be019f95f34eb2306ac2a125ef2387aa784ed9c5cdd3099184becf0c

Download Submit
memory/1592-46-0x000000001D4D0000-0x000000001D4D8000-memory.dmp

Filesize
32KB

Download
memory/2004-19-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2004-1-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2004-3-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2004-0-0x00007FFD0C125000-0x00007FFD0C126000-memory.dmp

Filesize
4KB

Download
memory/2060-16-0x000000001BFD0000-0x000000001C49E000-memory.dmp

Filesize
4.8MB

Download
memory/2060-25-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-22-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-18-0x000000001C4A0000-0x000000001C53C000-memory.dmp

Filesize
624KB

Download
memory/2060-21-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-23-0x0000000001460000-0x000000000146C000-memory.dmp

Filesize
48KB

Download
memory/2060-24-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-20-0x000000001C5F0000-0x000000001C696000-memory.dmp

Filesize
664KB

Download
memory/2060-26-0x0000000001450000-0x000000000145C000-memory.dmp

Filesize
48KB

Download
memory/2060-29-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-30-0x0000000001430000-0x000000000143C000-memory.dmp

Filesize
48KB

Download
memory/2060-31-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-44-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download
memory/2060-17-0x00007FFD0BE70000-0x00007FFD0C811000-memory.dmp

Filesize
9.6MB

Download

Analysis

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