njrat | 33fc5b4d4ff148dd1db1589a84650daa0e7ed1897dd665ca40c2f2377f98040f

General

Target

JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Size

253KB
MD5

65208a5011448ac71d29c0bebaa77649
SHA1

0ffdbefccb03b3f0040ac5b5342e4d56978fc3dd
SHA256

33fc5b4d4ff148dd1db1589a84650daa0e7ed1897dd665ca40c2f2377f98040f
SHA512

66bf47fa0eaec0fc20912bcf049b66f95c802f7e6e8a0da2742edced4899dd80374961b850a86c3f80d80ee6fefdb854ee3197958e3ee6ebd3a812483dd34c2f
SSDEEP

6144:47YzAavnMka2Ob9ITkBW4uZVsLQEYjVQu:9HvntaN9eSuZVJjVQu

Score

10^/10

njrat discovery trojan

Malware Config

Extracted

Family

njrat

C2

nyacash.duckdns.org:57831

Mutex

50563ee3bbdd45

Attributes

reg_key
50563ee3bbdd45
splitter
@!#&^%$

Signatures

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

Checks computer location settings 2 TTPs 1 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4828 set thread context of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92

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	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1444	schtasks.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: 33	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
Token: SeIncBasePriorityPrivilege	1216	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 1444	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	91
PID 4828 wrote to memory of 1444	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	91
PID 4828 wrote to memory of 1444	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	91
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92
PID 4828 wrote to memory of 1216	4828	JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IbCncA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp31D9.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1444
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_65208a5011448ac71d29c0bebaa77649.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1216-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1216-25-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/1216-24-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/1216-23-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/1216-21-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4828-5-0x0000000000AD0000-0x0000000000ADA000-memory.dmp

Filesize
40KB

Download
memory/4828-6-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4828-8-0x000000000A900000-0x000000000A90E000-memory.dmp

Filesize
56KB

Download
memory/4828-9-0x00000000752EE000-0x00000000752EF000-memory.dmp

Filesize
4KB

Download
memory/4828-10-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4828-11-0x000000000A920000-0x000000000A9BC000-memory.dmp

Filesize
624KB

Download
memory/4828-12-0x0000000004A80000-0x0000000004AAE000-memory.dmp

Filesize
184KB

Download
memory/4828-7-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4828-0-0x00000000752EE000-0x00000000752EF000-memory.dmp

Filesize
4KB

Download
memory/4828-4-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4828-22-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4828-3-0x0000000006F70000-0x0000000007002000-memory.dmp

Filesize
584KB

Download
memory/4828-2-0x0000000007480000-0x0000000007A24000-memory.dmp

Filesize
5.6MB

Download
memory/4828-1-0x0000000000060000-0x00000000000A6000-memory.dmp

Filesize
280KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads