njrat | 3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8

General

Target

3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe
Size

23KB
MD5

ba92dad10756935c6ba911220142f649
SHA1

52179e698584dc1eac64a0932db3df602a75b22e
SHA256

3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8
SHA512

9323e99c80a76cd209d987bcbe25750e9ded79a657701802713fd70101550d9e84886afb329e62f5499870dfd2cb158b9cd3111e8e59cf8685eb22c26bb399c3
SSDEEP

384:d53gexUw/L+JrgUon5b9uSDMwT9Pfg6NgrWoBYi51mRvR6JZlbw8hqIusZzZX2:dVIAKG91DP1hPRpcnu9

Score

10^/10

njrat bdocert evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

BDOCERT

C2

oqbpregoqbpreg.ddns.net:5552

Mutex

60bab2eed75ad3333f713f5b24bffad6

Attributes

reg_key
60bab2eed75ad3333f713f5b24bffad6
splitter
|'|'|

Signatures

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

Processes:

iexplore.exe

pid process

4984 iexplore.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2312 netsh.exe

pid	process
4984	iexplore.exe

pid	process
2312	netsh.exe

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

Processes:

3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\60bab2eed75ad3333f713f5b24bffad6 = "\"C:\\Users\\Admin\\AppData\\Roaming\\iexplore.exe\" .."	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\60bab2eed75ad3333f713f5b24bffad6 = "\"C:\\Users\\Admin\\AppData\\Roaming\\iexplore.exe\" .."	iexplore.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 27 IoCs

Processes:

iexplore.exe

description	pid	process
Token: SeDebugPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe
Token: 33	4984	iexplore.exe
Token: SeIncBasePriorityPrivilege	4984	iexplore.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exeiexplore.exe

description	pid	process	target process
PID 3028 wrote to memory of 4984	3028	3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe	iexplore.exe
PID 3028 wrote to memory of 4984	3028	3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe	iexplore.exe
PID 3028 wrote to memory of 4984	3028	3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe	iexplore.exe
PID 4984 wrote to memory of 2312	4984	iexplore.exe	netsh.exe
PID 4984 wrote to memory of 2312	4984	iexplore.exe	netsh.exe
PID 4984 wrote to memory of 2312	4984	iexplore.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe
"C:\Users\Admin\AppData\Local\Temp\3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3028

C:\Users\Admin\AppData\Roaming\iexplore.exe
"C:\Users\Admin\AppData\Roaming\iexplore.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4984

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\iexplore.exe" "iexplore.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:2312

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\Roaming\iexplore.exe
Filesize
23KB

MD5
ba92dad10756935c6ba911220142f649

SHA1
52179e698584dc1eac64a0932db3df602a75b22e

SHA256
3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8

SHA512
9323e99c80a76cd209d987bcbe25750e9ded79a657701802713fd70101550d9e84886afb329e62f5499870dfd2cb158b9cd3111e8e59cf8685eb22c26bb399c3

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

MD5
ba92dad10756935c6ba911220142f649

SHA1
52179e698584dc1eac64a0932db3df602a75b22e

SHA256
3019ff465d9d7c657aa4e111da5212ffefa360d50a4586274bd38e067c7211f8

SHA512
9323e99c80a76cd209d987bcbe25750e9ded79a657701802713fd70101550d9e84886afb329e62f5499870dfd2cb158b9cd3111e8e59cf8685eb22c26bb399c3

Download Submit
memory/2312-139-0x0000000000000000-mapping.dmp

Download
memory/3028-132-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3028-133-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3028-138-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4984-134-0x0000000000000000-mapping.dmp

Download
memory/4984-137-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4984-140-0x0000000074EC0000-0x0000000075471000-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