d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e

General

Target
19032a2236dab8cba5e224fee5d70212.exe
Size 1.1MB
Sample220511-1aqkdacfap
SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
MD5 19032a2236dab8cba5e224fee5d70212
SHA1 4e569d6be1e2c874e14dc2a72a7b2d36ab916fd0
SHA512 def5dbf6150b27d8627477582ad56a7c7c60a19566cd445f3a4e6c7238713a0ac8990ddea94ec06ce9908a35139334d33b7622295e5f8a163d0ffbb10308f4bd
MD5 SHA1 SHA512

Score

10^/10

evasion persistence suricata

Malware Config

Signatures

suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata

Executes dropped EXE 1 IoCs

pid	Process
216	svchost.exe

Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	19032a2236dab8cba5e224fee5d70212.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1bcfd0297a9d0ccd3817583becd69d82.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1bcfd0297a9d0ccd3817583becd69d82.exe	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1bcfd0297a9d0ccd3817583becd69d82 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\1bcfd0297a9d0ccd3817583becd69d82 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs

pid	Process
4364	19032a2236dab8cba5e224fee5d70212.exe
4364	19032a2236dab8cba5e224fee5d70212.exe
4364	19032a2236dab8cba5e224fee5d70212.exe
4364	19032a2236dab8cba5e224fee5d70212.exe
4364	19032a2236dab8cba5e224fee5d70212.exe
216	svchost.exe
216	svchost.exe
216	svchost.exe
216	svchost.exe
216	svchost.exe
216	svchost.exe
216	svchost.exe
216	svchost.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 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	216	svchost.exe
Token: 33	216	svchost.exe
Token: SeIncBasePriorityPrivilege	216	svchost.exe
Token: 33	216	svchost.exe
Token: SeIncBasePriorityPrivilege	216	svchost.exe
Token: 33	216	svchost.exe
Token: SeIncBasePriorityPrivilege	216	svchost.exe
Token: 33	216	svchost.exe
Token: SeIncBasePriorityPrivilege	216	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4364	19032a2236dab8cba5e224fee5d70212.exe
216	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4364 wrote to memory of 216	4364	19032a2236dab8cba5e224fee5d70212.exe	82
PID 4364 wrote to memory of 216	4364	19032a2236dab8cba5e224fee5d70212.exe	82
PID 4364 wrote to memory of 216	4364	19032a2236dab8cba5e224fee5d70212.exe	82
PID 216 wrote to memory of 3064	216	svchost.exe	84
PID 216 wrote to memory of 3064	216	svchost.exe	84
PID 216 wrote to memory of 3064	216	svchost.exe	84

C:\Users\Admin\AppData\Local\Temp\19032a2236dab8cba5e224fee5d70212.exe
"C:\Users\Admin\AppData\Local\Temp\19032a2236dab8cba5e224fee5d70212.exe"
1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:216
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE
    3⤵
    PID:3064

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

Replay Monitor

Loading Replay Monitor...

Downloads

svchost.exe

Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
Size 1.1MB
SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
MD5 19032a2236dab8cba5e224fee5d70212
SHA1 4e569d6be1e2c874e14dc2a72a7b2d36ab916fd0
SHA512 def5dbf6150b27d8627477582ad56a7c7c60a19566cd445f3a4e6c7238713a0ac8990ddea94ec06ce9908a35139334d33b7622295e5f8a163d0ffbb10308f4bd
SSDEEP 24576:DAKCdETSh5JpEqy+z5M4W3GqIXFVXDN2F0dIKvTxQco:DADdEkJpEz+z5M4KQPXDNVXFQc
MD5 SHA1 SHA512 SSDEEP

Submit Download

svchost.exe

Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
Size 1.1MB
SHA256 d31dd64e3df970a07d7a59d0f2d65d12dfeb09fb48605daedcb2863f6bc7c77e
MD5 19032a2236dab8cba5e224fee5d70212
SHA1 4e569d6be1e2c874e14dc2a72a7b2d36ab916fd0
SHA512 def5dbf6150b27d8627477582ad56a7c7c60a19566cd445f3a4e6c7238713a0ac8990ddea94ec06ce9908a35139334d33b7622295e5f8a163d0ffbb10308f4bd
SSDEEP 24576:DAKCdETSh5JpEqy+z5M4W3GqIXFVXDN2F0dIKvTxQco:DADdEkJpEz+z5M4KQPXDNVXFQc
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/216-134-0x0000000074C00000-0x00000000751B1000-memory.dmp

Download

memory/4364-130-0x0000000074C00000-0x00000000751B1000-memory.dmp