njrat | c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b

General

Target

c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe
Size

168KB
MD5

0ead8bf1a82f825a23acba001fa5d8f4
SHA1

d53abb4494d355f6954cea7ba866588593934992
SHA256

c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b
SHA512

5fda6c76bb39547844114ded578f7881fa9433d8da45d4df67c48cc17a9fce90b90c918e9cc4611b6bb86cef444cb00b11f10d219d3d1eb33f713b4741f8dc05

Score

10^/10

njrat hacked evasion trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:1234

Mutex

cc0012ca95288ee5cb550c3649e082f9

Attributes

reg_key
cc0012ca95288ee5cb550c3649e082f9
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

ben.exe

pid process

684 ben.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2044 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe

pid process

1276 c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
684	ben.exe

pid	process
2044	netsh.exe

pid	process
1276	c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

ben.exe

description	pid	process
Token: SeDebugPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe
Token: 33	684	ben.exe
Token: SeIncBasePriorityPrivilege	684	ben.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exeben.exe

description	pid	process	target process
PID 1276 wrote to memory of 684	1276	c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe	ben.exe
PID 1276 wrote to memory of 684	1276	c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe	ben.exe
PID 1276 wrote to memory of 684	1276	c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe	ben.exe
PID 1276 wrote to memory of 684	1276	c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe	ben.exe
PID 684 wrote to memory of 2044	684	ben.exe	netsh.exe
PID 684 wrote to memory of 2044	684	ben.exe	netsh.exe
PID 684 wrote to memory of 2044	684	ben.exe	netsh.exe
PID 684 wrote to memory of 2044	684	ben.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe
"C:\Users\Admin\AppData\Local\Temp\c4906d9e92bbbb0302f3409adb459b9bc31f75282780a9a56b6bff2bc908715b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\ben.exe
"C:\Users\Admin\AppData\Local\Temp\ben.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:684

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\ben.exe" "ben.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:2044

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ben.exe
Filesize
23KB

MD5
43e1b731ab30055f534ef2276eaa72fb

SHA1
9c648a33edca6b2c6ae54784c219da59a3682c3b

SHA256
e73557e8e6bdffcc0b3add262a502902101f6fa26822aded9c19bdc89135f239

SHA512
2e0b911c41004374e9bd54558a4ee5676c63c1ff8947a92c73d56b8e4f7fa3bc7d7f9aa5798520ce221a371eaf2a97ccdc0dd0791982b0fd70eb7f201d85da7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\ben.exe
Filesize
23KB

MD5
43e1b731ab30055f534ef2276eaa72fb

SHA1
9c648a33edca6b2c6ae54784c219da59a3682c3b

SHA256
e73557e8e6bdffcc0b3add262a502902101f6fa26822aded9c19bdc89135f239

SHA512
2e0b911c41004374e9bd54558a4ee5676c63c1ff8947a92c73d56b8e4f7fa3bc7d7f9aa5798520ce221a371eaf2a97ccdc0dd0791982b0fd70eb7f201d85da7c

Download Submit
\Users\Admin\AppData\Local\Temp\ben.exe
Filesize
23KB

MD5
43e1b731ab30055f534ef2276eaa72fb

SHA1
9c648a33edca6b2c6ae54784c219da59a3682c3b

SHA256
e73557e8e6bdffcc0b3add262a502902101f6fa26822aded9c19bdc89135f239

SHA512
2e0b911c41004374e9bd54558a4ee5676c63c1ff8947a92c73d56b8e4f7fa3bc7d7f9aa5798520ce221a371eaf2a97ccdc0dd0791982b0fd70eb7f201d85da7c

Download Submit
memory/684-57-0x0000000000000000-mapping.dmp

Download
memory/684-61-0x000000006FD90000-0x000000007033B000-memory.dmp

Filesize
5.7MB

Download
memory/684-64-0x000000006FD90000-0x000000007033B000-memory.dmp

Filesize
5.7MB

Download
memory/1276-54-0x0000000000B30000-0x0000000000B5A000-memory.dmp

Filesize
168KB

Download
memory/1276-55-0x0000000076C01000-0x0000000076C03000-memory.dmp

Filesize
8KB

Download
memory/2044-62-0x0000000000000000-mapping.dmp

Download

Analysis

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