latentbot | 1e40f8508e892f60f880279bf98b84af2ee9c6fa0ba58913964816ebe02fff0e

General

Target

JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe
Size

233KB
MD5

6c927babf0aa7aa57579b65e6aece1e8
SHA1

515a515a4cceb49fbc56f4975f82b11fdfc8fbba
SHA256

1e40f8508e892f60f880279bf98b84af2ee9c6fa0ba58913964816ebe02fff0e
SHA512

004700221718e144c7bf3dad1b5c409bdfb21f1af924af264674c4b85ff06c9783882ee1d3a15f53098e56c1eb09707afe98339ac30891de9de2602978edcb18
SSDEEP

6144:PfTtlB5w6grS0aJtlB6jAEt+xqLGx62U2nl:PbtlB5wRrSFtaAEtuaru

Score

10^/10

latentbot discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

latentbot

C2

kaserraskisra.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
988	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	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fff985648f7f70f1443103ca44bb9f3d.exe	winrar.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fff985648f7f70f1443103ca44bb9f3d.exe	winrar.exe

Executes dropped EXE 1 IoCs

pid	Process
2240	winrar.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\fff985648f7f70f1443103ca44bb9f3d = "\"C:\\ProgramData\\winrar.exe\" .."	winrar.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\fff985648f7f70f1443103ca44bb9f3d = "\"C:\\ProgramData\\winrar.exe\" .."	winrar.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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winrar.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe
2240	winrar.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4004	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe
Token: 33	4004	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe
Token: SeIncBasePriorityPrivilege	4004	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe
Token: SeDebugPrivilege	2240	winrar.exe
Token: 33	2240	winrar.exe
Token: SeIncBasePriorityPrivilege	2240	winrar.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 2240	4004	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe	83
PID 4004 wrote to memory of 2240	4004	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe	83
PID 4004 wrote to memory of 2240	4004	JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe	83
PID 2240 wrote to memory of 988	2240	winrar.exe	84
PID 2240 wrote to memory of 988	2240	winrar.exe	84
PID 2240 wrote to memory of 988	2240	winrar.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c927babf0aa7aa57579b65e6aece1e8.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4004
- C:\ProgramData\winrar.exe
  "C:\ProgramData\winrar.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:2240
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\ProgramData\winrar.exe" "winrar.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:988

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

C:\ProgramData\winrar.exe

Filesize
233KB

MD5
6c927babf0aa7aa57579b65e6aece1e8

SHA1
515a515a4cceb49fbc56f4975f82b11fdfc8fbba

SHA256
1e40f8508e892f60f880279bf98b84af2ee9c6fa0ba58913964816ebe02fff0e

SHA512
004700221718e144c7bf3dad1b5c409bdfb21f1af924af264674c4b85ff06c9783882ee1d3a15f53098e56c1eb09707afe98339ac30891de9de2602978edcb18

Download Submit
memory/2240-12-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/2240-14-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/2240-16-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/2240-17-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/2240-18-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/2240-20-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/4004-0-0x0000000074DC2000-0x0000000074DC3000-memory.dmp

Filesize
4KB

Download
memory/4004-1-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/4004-2-0x0000000074DC0000-0x0000000075371000-memory.dmp

Filesize
5.7MB

Download
memory/4004-13-0x0000000074DC0000-0x0000000075371000-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