latentbot | c00ad4641159261aea9d9b7c46ad36af5a95846cef53654f2a221850eb8241f5

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 23:35

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General

Target

981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe
Size

487KB
MD5

981f584b0c4186c8787f7323430cfdfc
SHA1

1decd9986dfe9c01f56a04d2730ffe9e5f572c9b
SHA256

c00ad4641159261aea9d9b7c46ad36af5a95846cef53654f2a221850eb8241f5
SHA512

e8dfcbcac2e2d93c88b30d86a826114222ae6fe12f1cafee1d8c8fd6e5b0e86fe59ca82ed1c15530e362ac8a22274d9d1511a576c79791cdb05d06d7939643e3
SSDEEP

12288:+Q1uizxvviXb2qEBT0l8xZBafYVbn4c+wj:+Q1vdybwBYqZBRh4c3

Score

10^/10

latentbot discovery persistence trojan

Malware Config

Extracted

Family

latentbot

crazyman131.zapto.org

Signatures

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

Executes dropped EXE 1 IoCs

Processes:

vbc.exe

pid	Process
552	vbc.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

vbc.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskmtgr = "C:\\Users\\Admin\\AppData\\Roaming\\taskmtgr.exe"	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe

description	pid	Process	procid_target
PID 4012 set thread context of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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:

981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exevbc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe

description	pid	Process	procid_target
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85
PID 4012 wrote to memory of 552	4012	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Users\Admin\AppData\Local\Temp\vbc.exe
  C:\Users\Admin\AppData\Local\Temp\vbc.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\vbc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/552-5-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/552-8-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/552-10-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/552-12-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4012-0-0x0000000074B92000-0x0000000074B93000-memory.dmp

Filesize
4KB

Download
memory/4012-1-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4012-2-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/4012-14-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download