njrat | 9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d

General

Target

9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe
Size

204KB
MD5

3b34c4f5221b49a65735a40a7711611b
SHA1

1a89ec952343a6af8eb4240bbcaa0566b7f3c187
SHA256

9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d
SHA512

21ce18287d4ecdddd1b272518086d29ad6d75fce88afff5536f3dd14653382b0c95d9924a9e3feef3b486a6faf8fddafdd0e689e10bcc372ecd986e6d9a9755d
SSDEEP

3072:mS680+GweUySlQg5NIco+j4F6LFf1hOjxQrRKehd5OEZjmYr0kPmA3ffk2Ja:KlUJSoR5RKehd5/oYrbPmC

Score

10^/10

njrat ‏فہۧايہۧروسہ الہۧعہۧراق هناا evasion trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

‏فہۧايہۧروسہ الہۧعہۧراق هناا

C2

jaki3254.ddns.net:2001

Mutex

85039fd7c6f37e1e0601b12298c6e30f

Attributes

reg_key
85039fd7c6f37e1e0601b12298c6e30f
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 2 IoCs

Processes:

LocalxwEsOek_ov.exesys02tm.exe

pid process

1720 LocalxwEsOek_ov.exe
1324 sys02tm.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1560 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

LocalxwEsOek_ov.exe

pid process

1720 LocalxwEsOek_ov.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
1720	LocalxwEsOek_ov.exe
1324	sys02tm.exe

pid	process
1560	netsh.exe

pid	process
1720	LocalxwEsOek_ov.exe

Modifies registry class 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\xxx_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\xxx_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\xxx_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\xxx_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\.xxx	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\.xxx\ = "xxx_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\xxx_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\xxx_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

1516 AcroRd32.exe
1516 AcroRd32.exe

pid	process
1516	AcroRd32.exe
1516	AcroRd32.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exerundll32.exeLocalxwEsOek_ov.exesys02tm.exe

description	pid	process	target process
PID 748 wrote to memory of 1720	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	LocalxwEsOek_ov.exe
PID 748 wrote to memory of 1720	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	LocalxwEsOek_ov.exe
PID 748 wrote to memory of 1720	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	LocalxwEsOek_ov.exe
PID 748 wrote to memory of 1720	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	LocalxwEsOek_ov.exe
PID 748 wrote to memory of 1808	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	rundll32.exe
PID 748 wrote to memory of 1808	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	rundll32.exe
PID 748 wrote to memory of 1808	748	9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe	rundll32.exe
PID 1808 wrote to memory of 1516	1808	rundll32.exe	AcroRd32.exe
PID 1808 wrote to memory of 1516	1808	rundll32.exe	AcroRd32.exe
PID 1808 wrote to memory of 1516	1808	rundll32.exe	AcroRd32.exe
PID 1808 wrote to memory of 1516	1808	rundll32.exe	AcroRd32.exe
PID 1720 wrote to memory of 1324	1720	LocalxwEsOek_ov.exe	sys02tm.exe
PID 1720 wrote to memory of 1324	1720	LocalxwEsOek_ov.exe	sys02tm.exe
PID 1720 wrote to memory of 1324	1720	LocalxwEsOek_ov.exe	sys02tm.exe
PID 1720 wrote to memory of 1324	1720	LocalxwEsOek_ov.exe	sys02tm.exe
PID 1324 wrote to memory of 1560	1324	sys02tm.exe	netsh.exe
PID 1324 wrote to memory of 1560	1324	sys02tm.exe	netsh.exe
PID 1324 wrote to memory of 1560	1324	sys02tm.exe	netsh.exe
PID 1324 wrote to memory of 1560	1324	sys02tm.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe
"C:\Users\Admin\AppData\Local\Temp\9aa14f60e23294eccaa706897e402d101958d536d1131f83b39611173a87f68d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:748

C:\Users\Admin\AppData\LocalxwEsOek_ov.exe
"C:\Users\Admin\AppData\LocalxwEsOek_ov.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1720

C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
"C:\Users\Admin\AppData\Local\Temp\sys02tm.exe"
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sys02tm.exe" "sys02tm.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:1560

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\LocalYbREKVSxlU.xxx
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1808

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\LocalYbREKVSxlU.xxx"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1516

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalYbREKVSxlU.xxx
Filesize
10KB

MD5
bd05683dddba651df32a97e4c6d234e1

SHA1
f49806de8299a7a698a415d7c27a988f820ea0e9

SHA256
0a02317a0f832fcfbdb9507f1ba9318f9d69c7225ef90412a3d2aea04171388f

SHA512
e1695b6d828a008250f65df566dc3083ce4e69345455eb3019592a5e6b0a69eb81ccbbbb72a677ab56090f554024a86be2541aa94b07605d056792f3ad935762

Download Submit
C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
Filesize
23KB

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

Download Submit
C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
Filesize
23KB

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

Download Submit
C:\Users\Admin\AppData\LocalxwEsOek_ov.exe
Filesize
23KB

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

Download Submit
C:\Users\Admin\AppData\LocalxwEsOek_ov.exe
Filesize
23KB

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

Download Submit
\Users\Admin\AppData\Local\Temp\sys02tm.exe
Filesize
23KB

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

Download Submit
memory/748-55-0x000007FEFBFD1000-0x000007FEFBFD3000-memory.dmp

Filesize
8KB

Download
memory/748-54-0x000007FEF3B60000-0x000007FEF4583000-memory.dmp

Filesize
10.1MB

Download
memory/1324-68-0x0000000000000000-mapping.dmp

Download
memory/1324-72-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/1324-74-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/1516-62-0x0000000000000000-mapping.dmp

Download
memory/1560-75-0x0000000000000000-mapping.dmp

Download
memory/1720-64-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/1720-66-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/1720-61-0x0000000075E01000-0x0000000075E03000-memory.dmp

Filesize
8KB

Download
memory/1720-56-0x0000000000000000-mapping.dmp

Download
memory/1720-73-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/1808-59-0x0000000000000000-mapping.dmp

Download

Analysis

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