njrat | abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293

General

Target

abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe
Size

204KB
MD5

e8c9806faae153238ca0bae8fa247ba5
SHA1

bee860c84f4e11215b1539373dd29aa6c062e71d
SHA256

abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293
SHA512

66cee2a8ec14039aaa7b6c1b48f839f10879ab07001e740d1187a896c8e2af554659b06514c677b5dabbdabd5d35b94db149a50125e24613a2fba6a173887c1b
SSDEEP

3072:US680+GweUySk53geftLa72tsNR4JenPIQlokhK:glUlehRS/wQokh

Score

10^/10

njrat ‏فہۧايہۧروسہ الہۧعہۧراق هناا evasion persistence 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:

LocalGtrkoMzKCw.exesys02tm.exe

pid process

932 LocalGtrkoMzKCw.exe
3952 sys02tm.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1832 netsh.exe

pid	process
932	LocalGtrkoMzKCw.exe
3952	sys02tm.exe

pid	process
1832	netsh.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exeLocalGtrkoMzKCw.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	LocalGtrkoMzKCw.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

sys02tm.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\85039fd7c6f37e1e0601b12298c6e30f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sys02tm.exe\" .."	sys02tm.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\85039fd7c6f37e1e0601b12298c6e30f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sys02tm.exe\" .."	sys02tm.exe

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

Processes:

abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exeOpenWith.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings	abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

sys02tm.exe

description	pid	process
Token: SeDebugPrivilege	3952	sys02tm.exe
Token: 33	3952	sys02tm.exe
Token: SeIncBasePriorityPrivilege	3952	sys02tm.exe
Token: 33	3952	sys02tm.exe
Token: SeIncBasePriorityPrivilege	3952	sys02tm.exe
Token: 33	3952	sys02tm.exe
Token: SeIncBasePriorityPrivilege	3952	sys02tm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OpenWith.exe

pid process

4768 OpenWith.exe

pid	process
4768	OpenWith.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exeLocalGtrkoMzKCw.exesys02tm.exe

description	pid	process	target process
PID 1520 wrote to memory of 932	1520	abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe	LocalGtrkoMzKCw.exe
PID 1520 wrote to memory of 932	1520	abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe	LocalGtrkoMzKCw.exe
PID 1520 wrote to memory of 932	1520	abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe	LocalGtrkoMzKCw.exe
PID 932 wrote to memory of 3952	932	LocalGtrkoMzKCw.exe	sys02tm.exe
PID 932 wrote to memory of 3952	932	LocalGtrkoMzKCw.exe	sys02tm.exe
PID 932 wrote to memory of 3952	932	LocalGtrkoMzKCw.exe	sys02tm.exe
PID 3952 wrote to memory of 1832	3952	sys02tm.exe	netsh.exe
PID 3952 wrote to memory of 1832	3952	sys02tm.exe	netsh.exe
PID 3952 wrote to memory of 1832	3952	sys02tm.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe
"C:\Users\Admin\AppData\Local\Temp\abbe353f09ac23be86640e16af1b4244f601a2461768ef3ceda76e71cad3e293.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1520

C:\Users\Admin\AppData\LocalGtrkoMzKCw.exe
"C:\Users\Admin\AppData\LocalGtrkoMzKCw.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:932

C:\Users\Admin\AppData\Local\Temp\sys02tm.exe
"C:\Users\Admin\AppData\Local\Temp\sys02tm.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3952

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:1832

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalGtrkoMzKCw.exe
Filesize
23KB

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

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

MD5
f84047b2af75078326728edbdd5a1453

SHA1
22e9440c3df1c5403622f0c47887c35ba72424db

SHA256
9c9a523d9189a2104270db1d519b03cd6bb90ba103702ed0bd4a426623685b72

SHA512
de80bcdd73f65e2ed4842492fe1d9b47c432db38e2b739c4474b03a03164a15e4574beb800e72177a7e62d0bc8eea32898e0ee930feab149c7292f076b8f429d

Download Submit
memory/932-141-0x00000000749C0000-0x0000000074F71000-memory.dmp

Filesize
5.7MB

Download
memory/932-137-0x00000000749C0000-0x0000000074F71000-memory.dmp

Filesize
5.7MB

Download
memory/932-136-0x00000000749C0000-0x0000000074F71000-memory.dmp

Filesize
5.7MB

Download
memory/932-133-0x0000000000000000-mapping.dmp

Download
memory/1520-132-0x000000001B000000-0x000000001BA36000-memory.dmp

Filesize
10.2MB

Download
memory/1832-143-0x0000000000000000-mapping.dmp

Download
memory/3952-138-0x0000000000000000-mapping.dmp

Download
memory/3952-142-0x00000000749C0000-0x0000000074F71000-memory.dmp

Filesize
5.7MB

Download
memory/3952-144-0x00000000749C0000-0x0000000074F71000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads