njrat | 1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f

Analysis

max time kernel
149s
max time network
139s
platform
windows7_x64
resource
win7-en-20210920
submitted
24-09-2021 06:12

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General

Target

1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe
Size

152KB
MD5

c2b9c99086b64ed5ef6ae1bd34288013
SHA1

43a4fdff438bb03812aaf9cf273c5021a21623f8
SHA256

1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f
SHA512

7e2595d992653ba5b332514379ab2ea8aca86eefbe6c89f3970a3ea5c36f1922d88dda3341f269a5754fd4b87e0a3ed9eca1a79b6ee16c8482741401d0087391

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HacKed

daddygvgv.ddns.net:1177

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 3 IoCs

Processes:

MFhYi.exeMFhYi.exePayload.exe

pid process

1352 MFhYi.exe
1544 MFhYi.exe
652 Payload.exe

pid	process
1352	MFhYi.exe
1544	MFhYi.exe
652	Payload.exe

Drops startup file 3 IoCs

Processes:

MFhYi.exeMFhYi.exePayload.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	MFhYi.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	MFhYi.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	Payload.exe

Loads dropped DLL 1 IoCs

Processes:

MFhYi.exe

pid process

1544 MFhYi.exe

pid	process
1544	MFhYi.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

MFhYi.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Payload.exe"	MFhYi.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 32 IoCs

Processes:

1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exePayload.exe

description	pid	process
Token: SeDebugPrivilege	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe
Token: SeDebugPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe
Token: 33	652	Payload.exe
Token: SeIncBasePriorityPrivilege	652	Payload.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exeMFhYi.exe

description	pid	process	target process
PID 2032 wrote to memory of 1352	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1352	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1352	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1352	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1544	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1544	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1544	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 2032 wrote to memory of 1544	2032	1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe	MFhYi.exe
PID 1544 wrote to memory of 652	1544	MFhYi.exe	Payload.exe
PID 1544 wrote to memory of 652	1544	MFhYi.exe	Payload.exe
PID 1544 wrote to memory of 652	1544	MFhYi.exe	Payload.exe
PID 1544 wrote to memory of 652	1544	MFhYi.exe	Payload.exe
PID 1544 wrote to memory of 860	1544	MFhYi.exe	attrib.exe
PID 1544 wrote to memory of 860	1544	MFhYi.exe	attrib.exe
PID 1544 wrote to memory of 860	1544	MFhYi.exe	attrib.exe
PID 1544 wrote to memory of 860	1544	MFhYi.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

860 attrib.exe

pid	process
860	attrib.exe

C:\Users\Admin\AppData\Local\Temp\1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe
"C:\Users\Admin\AppData\Local\Temp\1ca2fa1eacf168c97e2663f7bbbe64afe6569ade725ed84f4ee1fe91aa27e83f.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032

C:\Users\Admin\AppData\Local\Temp\MFhYi.exe
"C:\Users\Admin\AppData\Local\Temp\MFhYi.exe"
2⤵
- Executes dropped EXE
- Drops startup file
PID:1352

C:\Users\Admin\AppData\Local\Temp\MFhYi.exe
"C:\Users\Admin\AppData\Local\Temp\MFhYi.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1544

C:\Users\Admin\AppData\Roaming\Payload.exe
"C:\Users\Admin\AppData\Roaming\Payload.exe"
3⤵
- Executes dropped EXE
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
PID:652

C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Payload.exe"
3⤵
- Views/modifies file attributes
PID:860

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Hidden Files and Directories

T1158

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Hidden Files and Directories

T1158

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\MFhYi.exe
MD5
8e54875e72bebf23615137805c3d1145

SHA1
28eb5693c2964c991f2df6bf408c9a394b1db8db

SHA256
13070a0ead17f9ace63f7f78f754f8700dc186d3d744463876fb5d5dd4ceea9e

SHA512
2387c3150ca8f7473cc0e2d552d0e4b39ac396b363bbd3160284fc434b9d68d4df90afc291900c4f3c685bbccd0e6192fead07d90b0610e8dd028a56719926df

Download Submit
C:\Users\Admin\AppData\Local\Temp\MFhYi.exe
MD5
8e54875e72bebf23615137805c3d1145

SHA1
28eb5693c2964c991f2df6bf408c9a394b1db8db

SHA256
13070a0ead17f9ace63f7f78f754f8700dc186d3d744463876fb5d5dd4ceea9e

SHA512
2387c3150ca8f7473cc0e2d552d0e4b39ac396b363bbd3160284fc434b9d68d4df90afc291900c4f3c685bbccd0e6192fead07d90b0610e8dd028a56719926df

Download Submit
C:\Users\Admin\AppData\Local\Temp\MFhYi.exe
MD5
8e54875e72bebf23615137805c3d1145

SHA1
28eb5693c2964c991f2df6bf408c9a394b1db8db

SHA256
13070a0ead17f9ace63f7f78f754f8700dc186d3d744463876fb5d5dd4ceea9e

SHA512
2387c3150ca8f7473cc0e2d552d0e4b39ac396b363bbd3160284fc434b9d68d4df90afc291900c4f3c685bbccd0e6192fead07d90b0610e8dd028a56719926df

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk
MD5
b9622246a2ed61171999ee678f6cc470

SHA1
947ec795fbe97ce8c9b4622b456353716faceefa

SHA256
bb8e11992d8f89c50638b95705372a1d5d136784844ccdb98e44ceb79af96056

SHA512
102f07473a2ee840f197e8279042b7e5f591d85d238d8ed8a11309f9ed3a6b7f54771a9d163b326ac74f7ac7f411d1114f42e938599ce4d11caaf3cd4b881d1e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
MD5
f6cb7b462491f3bd6758b9848a25fa09

SHA1
13875fca8b81fcc40cff20a9337d04d704adbaac

SHA256
8e1c016974f9f54989bacb9ee970508471d3dec83d0938a41c718bee667077df

SHA512
3d86c05351743f0ba38e843f4022e2931bede4a273dfd1d257eff420d1329d998f6619209023033d8185743249f0bfd7ff50d0e5cd6bc2b065698aca303727f9

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
MD5
f6cb7b462491f3bd6758b9848a25fa09

SHA1
13875fca8b81fcc40cff20a9337d04d704adbaac

SHA256
8e1c016974f9f54989bacb9ee970508471d3dec83d0938a41c718bee667077df

SHA512
3d86c05351743f0ba38e843f4022e2931bede4a273dfd1d257eff420d1329d998f6619209023033d8185743249f0bfd7ff50d0e5cd6bc2b065698aca303727f9

Download Submit
C:\Users\Admin\AppData\Roaming\Payload.exe
MD5
8e54875e72bebf23615137805c3d1145

SHA1
28eb5693c2964c991f2df6bf408c9a394b1db8db

SHA256
13070a0ead17f9ace63f7f78f754f8700dc186d3d744463876fb5d5dd4ceea9e

SHA512
2387c3150ca8f7473cc0e2d552d0e4b39ac396b363bbd3160284fc434b9d68d4df90afc291900c4f3c685bbccd0e6192fead07d90b0610e8dd028a56719926df

Download Submit
C:\Users\Admin\AppData\Roaming\Payload.exe
MD5
8e54875e72bebf23615137805c3d1145

SHA1
28eb5693c2964c991f2df6bf408c9a394b1db8db

SHA256
13070a0ead17f9ace63f7f78f754f8700dc186d3d744463876fb5d5dd4ceea9e

SHA512
2387c3150ca8f7473cc0e2d552d0e4b39ac396b363bbd3160284fc434b9d68d4df90afc291900c4f3c685bbccd0e6192fead07d90b0610e8dd028a56719926df

Download Submit
\Users\Admin\AppData\Roaming\Payload.exe
MD5
8e54875e72bebf23615137805c3d1145

SHA1
28eb5693c2964c991f2df6bf408c9a394b1db8db

SHA256
13070a0ead17f9ace63f7f78f754f8700dc186d3d744463876fb5d5dd4ceea9e

SHA512
2387c3150ca8f7473cc0e2d552d0e4b39ac396b363bbd3160284fc434b9d68d4df90afc291900c4f3c685bbccd0e6192fead07d90b0610e8dd028a56719926df

Download Submit
memory/652-67-0x0000000000000000-mapping.dmp

Download
memory/652-74-0x0000000002130000-0x0000000002131000-memory.dmp

Filesize
4KB

Download
memory/860-71-0x0000000000000000-mapping.dmp

Download
memory/1352-63-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/1352-61-0x00000000759B1000-0x00000000759B3000-memory.dmp

Filesize
8KB

Download
memory/1352-56-0x0000000000000000-mapping.dmp

Download
memory/1544-64-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/1544-58-0x0000000000000000-mapping.dmp

Download
memory/2032-54-0x000000013F940000-0x000000013F941000-memory.dmp

Filesize
4KB

Download