njrat | 0db2a4a3858e08b50d1bfe9ea64f1d8942e0e25b5a724e5d191d9a259ce92a97

General

Target

JaffaCakes118_0755202989af7b02854d037555d59960.exe
Size

533KB
MD5

0755202989af7b02854d037555d59960
SHA1

0c04c481210173061a4782445b1c4200dc99b5cb
SHA256

0db2a4a3858e08b50d1bfe9ea64f1d8942e0e25b5a724e5d191d9a259ce92a97
SHA512

bce9a57732013c1726f3bf164d7d994d45964efb47a14fc336893489835a08f272e8b15fdbe5d0e6e4090835088c1f60c8891e31e17bdcfb169c30386fa95df0
SSDEEP

12288:bLRlwpF8wqQWWCRmMdR5fsJvPyLgUdGPbzYMWzY:tjPcUgrq

Score

10^/10

njrat hacked discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

fa9f4d3bb78605f48188ec5cde46d507

Attributes

reg_key
fa9f4d3bb78605f48188ec5cde46d507
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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	JaffaCakes118_0755202989af7b02854d037555d59960.exe

Executes dropped EXE 1 IoCs

pid	Process
2344	patchpes2015.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 2908	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe	83

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	patchpes2015.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_0755202989af7b02854d037555d59960.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_0755202989af7b02854d037555d59960.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe
2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe
2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe
2344	patchpes2015.exe
2344	patchpes2015.exe
2344	patchpes2015.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe
Token: SeDebugPrivilege	2344	patchpes2015.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2908	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe	83
PID 2124 wrote to memory of 2908	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe	83
PID 2124 wrote to memory of 2908	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe	83
PID 2124 wrote to memory of 2908	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe	83
PID 2124 wrote to memory of 2908	2124	JaffaCakes118_0755202989af7b02854d037555d59960.exe	83
PID 2908 wrote to memory of 2344	2908	JaffaCakes118_0755202989af7b02854d037555d59960.exe	85
PID 2908 wrote to memory of 2344	2908	JaffaCakes118_0755202989af7b02854d037555d59960.exe	85
PID 2908 wrote to memory of 2344	2908	JaffaCakes118_0755202989af7b02854d037555d59960.exe	85
PID 2344 wrote to memory of 3616	2344	patchpes2015.exe	86
PID 2344 wrote to memory of 3616	2344	patchpes2015.exe	86
PID 2344 wrote to memory of 3616	2344	patchpes2015.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0755202989af7b02854d037555d59960.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0755202989af7b02854d037555d59960.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0755202989af7b02854d037555d59960.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0755202989af7b02854d037555d59960.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Users\Admin\AppData\Local\Temp\patchpes2015.exe
    "C:\Users\Admin\AppData\Local\Temp\patchpes2015.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2344
  - - C:\Users\Admin\AppData\Local\Temp\patchpes2015.exe
      C:\Users\Admin\AppData\Local\Temp\patchpes2015.exe
      4⤵
      PID:3616

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

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_0755202989af7b02854d037555d59960.exe.log

Filesize
1KB

MD5
4787470e6e1afe371713a2d2b399a609

SHA1
cbb5b67c0b85dd6a3bedae63a6095a259e2a28de

SHA256
5e34859046df78113da9f1e55e608d150e4d692ea4c87203ea9009bd82b46df1

SHA512
e8f2b4850917bfee7033ed4192e735d87f5a0731be0f959a21003da6ca36643ff24aa8c5a7dbd0a7f9ee92060991d31a516594e44d58d5d3caf809a02a9590b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\patchpes2015.exe

Filesize
533KB

MD5
0755202989af7b02854d037555d59960

SHA1
0c04c481210173061a4782445b1c4200dc99b5cb

SHA256
0db2a4a3858e08b50d1bfe9ea64f1d8942e0e25b5a724e5d191d9a259ce92a97

SHA512
bce9a57732013c1726f3bf164d7d994d45964efb47a14fc336893489835a08f272e8b15fdbe5d0e6e4090835088c1f60c8891e31e17bdcfb169c30386fa95df0

Download Submit
memory/2124-22-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2124-23-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2124-4-0x00000000054A0000-0x000000000553C000-memory.dmp

Filesize
624KB

Download
memory/2124-5-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2124-6-0x00000000053C0000-0x00000000053CA000-memory.dmp

Filesize
40KB

Download
memory/2124-7-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/2124-1-0x0000000000990000-0x0000000000A1A000-memory.dmp

Filesize
552KB

Download
memory/2124-21-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2124-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/2124-3-0x0000000005400000-0x0000000005492000-memory.dmp

Filesize
584KB

Download
memory/2124-24-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2124-2-0x00000000059B0000-0x0000000005F54000-memory.dmp

Filesize
5.6MB

Download
memory/2124-26-0x0000000006A80000-0x0000000006A98000-memory.dmp

Filesize
96KB

Download
memory/2124-28-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2344-42-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2344-48-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2908-25-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2908-41-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2908-19-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

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