latentbot | b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3

General

Target
b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe
Size 45KB
Sample241105-n6weaatjam
SHA256 b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3
MD5 362829acb404f9d837f004a1475a2bd0
SHA1 3d119b98a585c49066b25b233ebb0c14efb888ed
SHA512 323c5ef31aac6feb4af6958f3845b8413212a9c38bda9b74d5fc29c4b068c3770f56898b5c6075e41d8410c2808645c69276cbf5b0d57052bf3b070a142c6570
SSDEEP 768:7LYXg98j2FI+r9N9Y0Y78we1E8POOHFkhqDfLc4FO:4w59oZzeRPOOlkELcb
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

latentbot discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

latentbot

C2

noman223344.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
3296	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe

Executes dropped EXE 1 IoCs

pid	Process
4232	Trojan.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.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

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe
4232	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4232	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 4232	1676	b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe	87
PID 1676 wrote to memory of 4232	1676	b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe	87
PID 1676 wrote to memory of 4232	1676	b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe	87
PID 4232 wrote to memory of 3296	4232	Trojan.exe	88
PID 4232 wrote to memory of 3296	4232	Trojan.exe	88
PID 4232 wrote to memory of 3296	4232	Trojan.exe	88

C:\Users\Admin\AppData\Local\Temp\b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe
"C:\Users\Admin\AppData\Local\Temp\b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4232
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3296

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

Query Registry

1

T1012

System Information Discovery

2

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

Trojan.exe

Path C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Size 45KB
SHA256 b2f9991d8f0fc0f7062268fa24398f6bae8485e0452237d41121723e8738cdb3
MD5 362829acb404f9d837f004a1475a2bd0
SHA1 3d119b98a585c49066b25b233ebb0c14efb888ed
SHA512 323c5ef31aac6feb4af6958f3845b8413212a9c38bda9b74d5fc29c4b068c3770f56898b5c6075e41d8410c2808645c69276cbf5b0d57052bf3b070a142c6570
SSDEEP 768:7LYXg98j2FI+r9N9Y0Y78we1E8POOHFkhqDfLc4FO:4w59oZzeRPOOlkELcb
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1676-0-0x00000000745E2000-0x00000000745E3000-memory.dmp

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memory/1676-1-0x00000000745E0000-0x0000000074B91000-memory.dmp

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memory/1676-2-0x00000000745E0000-0x0000000074B91000-memory.dmp

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memory/1676-13-0x00000000745E0000-0x0000000074B91000-memory.dmp

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memory/4232-14-0x00000000745E0000-0x0000000074B91000-memory.dmp

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memory/4232-15-0x00000000745E0000-0x0000000074B91000-memory.dmp

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memory/4232-12-0x00000000745E0000-0x0000000074B91000-memory.dmp

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memory/4232-17-0x00000000745E0000-0x0000000074B91000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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