latentbot | 2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b

General

Target

2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe
Size

2.6MB
MD5

9d233f652a6e144f60e17ea1d76cd429
SHA1

3cd5ea7421887006af988ead808f308d2d67f21f
SHA256

2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b
SHA512

74875d3641279eaf5b2842d9b51ea21f5e975d995b6c14dc0d3c9628ec13ca9d2ddd7657b7e3ebb585566df0d449e41a749220e7f898ec972566faf5ebc5e09e
SSDEEP

49152:I0Pl/+hps8xkx9A5NXLtLnl83d71sCOQqTNBPhC6:I0t/+hps/x9A/XJqtRsVNb06

Score

10^/10

latentbot njrat discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

latentbot

C2

downloadmanager.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot
Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

2736 netsh.exe
Executes dropped EXE 1 IoCs

Processes:

server.exe

pid process

2528 server.exe
Loads dropped DLL 1 IoCs

Processes:

2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe

pid process

2296 2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe

pid	process
2736	netsh.exe

pid	process
2528	server.exe

pid	process
2296	2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

server.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\87173d0078b7305a3dec8884347c9601 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\87173d0078b7305a3dec8884347c9601 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

Processes:

netsh.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exeserver.exenetsh.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe
Token: 33	2528	server.exe
Token: SeIncBasePriorityPrivilege	2528	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exeserver.exe

description	pid	process	target process
PID 2296 wrote to memory of 2528	2296	2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe	server.exe
PID 2296 wrote to memory of 2528	2296	2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe	server.exe
PID 2296 wrote to memory of 2528	2296	2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe	server.exe
PID 2296 wrote to memory of 2528	2296	2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe	server.exe
PID 2528 wrote to memory of 2736	2528	server.exe	netsh.exe
PID 2528 wrote to memory of 2736	2528	server.exe	netsh.exe
PID 2528 wrote to memory of 2736	2528	server.exe	netsh.exe
PID 2528 wrote to memory of 2736	2528	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe
"C:\Users\Admin\AppData\Local\Temp\2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\server.exe

Filesize
2.6MB

MD5
9d233f652a6e144f60e17ea1d76cd429

SHA1
3cd5ea7421887006af988ead808f308d2d67f21f

SHA256
2121111dea986c74e5ba210bfa80f70009bc12e0e109a4b977632b331937093b

SHA512
74875d3641279eaf5b2842d9b51ea21f5e975d995b6c14dc0d3c9628ec13ca9d2ddd7657b7e3ebb585566df0d449e41a749220e7f898ec972566faf5ebc5e09e

Download Submit
memory/2296-0-0x0000000074A01000-0x0000000074A02000-memory.dmp

Filesize
4KB

Download
memory/2296-1-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2296-2-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2296-12-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2296-13-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-10-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-11-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-14-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads