njrat | ad76cbd770577221adce4c8691cbad92af9e2efc1854678bdf0606c4fc86cc1e

General

Target

d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
Size

314KB
MD5

d1ae811434293d07d0e469a872e480e0
SHA1

eb11d34219a50255f2ca62b31ada11b0fb40396b
SHA256

ad76cbd770577221adce4c8691cbad92af9e2efc1854678bdf0606c4fc86cc1e
SHA512

2455b52f926ffc9f0f770c0dc171b26211091052d32e05a35e13830b0ef344d77e9ecc93760a37aee8c7ffae356f81450b4a7a5fbc2e8bd2bc5f693776e8178b
SSDEEP

6144:c/3gE1sZNpXj3b1nDMwOEVBPQJiUTobhi:corpXTb1nDMwOEVBPQJFo

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

supporknowledgebase.ddns.net:7412

Mutex

explorer

Attributes

reg_key
explorer
splitter
|Hassan|

Signatures

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
4620	explorer.exe
4184	explorer.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\explorer.exe\" .."	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Explorer Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Explorer Windows\\explorer.exe"	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\explorer.exe\" .."	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1840 set thread context of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 4620 set thread context of 4184	4620	explorer.exe	93

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 4 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	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
3604	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
4184	explorer.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe
Token: 33	4184	explorer.exe
Token: SeIncBasePriorityPrivilege	4184	explorer.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 1840 wrote to memory of 3604	1840	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	86
PID 3604 wrote to memory of 4620	3604	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	91
PID 3604 wrote to memory of 4620	3604	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	91
PID 3604 wrote to memory of 4620	3604	d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe	91
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93
PID 4620 wrote to memory of 4184	4620	explorer.exe	93

C:\Users\Admin\AppData\Local\Temp\d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Users\Admin\AppData\Local\Temp\d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:3604
- - C:\Users\Admin\AppData\Local\Temp\explorer.exe
    "C:\Users\Admin\AppData\Local\Temp\explorer.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4620
  - - C:\Users\Admin\AppData\Local\Temp\explorer.exe
      "C:\Users\Admin\AppData\Local\Temp\explorer.exe"
      4⤵
      Drops startup file
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:4184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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\d1ae811434293d07d0e469a872e480e0_JaffaCakes118.exe.log

Filesize
507B

MD5
76ffb2f33cb32ade8fc862a67599e9d8

SHA1
920cc4ab75b36d2f9f6e979b74db568973c49130

SHA256
f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310

SHA512
f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\explorer.exe

Filesize
314KB

MD5
d1ae811434293d07d0e469a872e480e0

SHA1
eb11d34219a50255f2ca62b31ada11b0fb40396b

SHA256
ad76cbd770577221adce4c8691cbad92af9e2efc1854678bdf0606c4fc86cc1e

SHA512
2455b52f926ffc9f0f770c0dc171b26211091052d32e05a35e13830b0ef344d77e9ecc93760a37aee8c7ffae356f81450b4a7a5fbc2e8bd2bc5f693776e8178b

Download Submit
memory/1840-12-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/1840-3-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/1840-4-0x0000000009BA0000-0x000000000A144000-memory.dmp

Filesize
5.6MB

Download
memory/1840-5-0x0000000005110000-0x00000000051A2000-memory.dmp

Filesize
584KB

Download
memory/1840-6-0x0000000005250000-0x00000000052EC000-memory.dmp

Filesize
624KB

Download
memory/1840-8-0x0000000005090000-0x000000000509A000-memory.dmp

Filesize
40KB

Download
memory/1840-1-0x00000000006F0000-0x0000000000746000-memory.dmp

Filesize
344KB

Download
memory/1840-2-0x0000000005000000-0x0000000005006000-memory.dmp

Filesize
24KB

Download
memory/1840-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/3604-13-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3604-10-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3604-9-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3604-28-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4184-37-0x0000000005730000-0x000000000573A000-memory.dmp

Filesize
40KB

Download
memory/4184-38-0x0000000005AD0000-0x0000000005B36000-memory.dmp

Filesize
408KB

Download
memory/4184-39-0x0000000006AE0000-0x0000000006AF8000-memory.dmp

Filesize
96KB

Download
memory/4620-29-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4620-30-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4620-35-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads