latentbot | c00ad4641159261aea9d9b7c46ad36af5a95846cef53654f2a221850eb8241f5

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

C2

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
2788	vbc.exe

Loads dropped DLL 1 IoCs

Processes:

981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe

pid	Process
2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.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-1-5-21-2703099537-420551529-3771253338-1000\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 2652 set thread context of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31

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 11 IoCs

Processes:

981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31
PID 2652 wrote to memory of 2788	2652	981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\981f584b0c4186c8787f7323430cfdfc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652
- 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:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

Scripting

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/2652-29-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-1-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-2-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-0-0x0000000074081000-0x0000000074082000-memory.dmp

Filesize
4KB

Download
memory/2788-30-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-9-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-24-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-21-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-15-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-13-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-17-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-11-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2788-7-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads