latentbot | 8cfd46a96da9b377ab7c28f1c83159b71d04a15500f3c09ac0631a5d1bfdc9ee

General

Target

8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe
Size

1.5MB
MD5

8988bae8b2890747ed0e475744e8a7ee
SHA1

64576e09ef38de340646a04ccb3f204022eecece
SHA256

8cfd46a96da9b377ab7c28f1c83159b71d04a15500f3c09ac0631a5d1bfdc9ee
SHA512

f50c45a4efa51ebde9f02c9b46178a3c8ad2feae825c0de4a4fc01e072c8fb7371118dbee92989bfe917d51a1e290c8561d003659405bb409faf6e5509b7ab4c
SSDEEP

49152:yw6+LSEM6AuazyUw0Cg1hc1ZsWYCwSmL:yheAu6c1ZR

Score

10^/10

latentbot discovery persistence trojan

Malware Config

Extracted

Family

latentbot

C2

noiptest1905.zapto.org

Signatures

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

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\rundll.exe = "\"C:\\Users\\Admin\\AppData\\Local\\rundll.exe \""	reg.exe

Executes dropped EXE 2 IoCs

pid	Process
3052	standard.exe
2556	rundll.exe

Loads dropped DLL 5 IoCs

pid	Process
3040	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe
3040	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe
3052	standard.exe
3052	standard.exe
2556	rundll.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	standard.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2808	reg.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
3052	standard.exe
2556	rundll.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3052	standard.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2556	rundll.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 3052	3040	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe	30
PID 3040 wrote to memory of 3052	3040	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe	30
PID 3040 wrote to memory of 3052	3040	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe	30
PID 3040 wrote to memory of 3052	3040	8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe	30
PID 3052 wrote to memory of 2740	3052	standard.exe	31
PID 3052 wrote to memory of 2740	3052	standard.exe	31
PID 3052 wrote to memory of 2740	3052	standard.exe	31
PID 3052 wrote to memory of 2740	3052	standard.exe	31
PID 2740 wrote to memory of 2884	2740	cmd.exe	33
PID 2740 wrote to memory of 2884	2740	cmd.exe	33
PID 2740 wrote to memory of 2884	2740	cmd.exe	33
PID 2740 wrote to memory of 2884	2740	cmd.exe	33
PID 2884 wrote to memory of 2808	2884	cmd.exe	34
PID 2884 wrote to memory of 2808	2884	cmd.exe	34
PID 2884 wrote to memory of 2808	2884	cmd.exe	34
PID 2884 wrote to memory of 2808	2884	cmd.exe	34
PID 3052 wrote to memory of 2556	3052	standard.exe	35
PID 3052 wrote to memory of 2556	3052	standard.exe	35
PID 3052 wrote to memory of 2556	3052	standard.exe	35
PID 3052 wrote to memory of 2556	3052	standard.exe	35

C:\Users\Admin\AppData\Local\Temp\8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8988bae8b2890747ed0e475744e8a7ee_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Roaming\Microsoft\standard.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\standard.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c syscheck.bat
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2740
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run /V rundll.exe /D "\"C:\Users\Admin\AppData\Local\rundll.exe \"" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2884
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run /V rundll.exe /D "\"C:\Users\Admin\AppData\Local\rundll.exe \"" /f
        5⤵
        Adds policy Run key to start application
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:2808
- - C:\Users\Admin\AppData\Local\rundll.exe
    "C:\Users\Admin\AppData\Local\rundll.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:2556

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

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

C:\Users\Admin\AppData\Local\Temp\syscheck.bat

Filesize
170B

MD5
d53c75977954601b591dba8be2f53cd1

SHA1
5073b31394b4bb63af3d7ec0985d3a66d209abbe

SHA256
789c15d1350284cf0270658c414fa4ed204473644675cb13f9e3981d89724090

SHA512
baa379fc240cc3e26155eaf71fa61fad78ba781f00615055e5227ccaf81bcde74723231d20b157ed2a78bf354b617da5d9d21a0badb11eb1bb3a87a86cf40ca9

Download Submit
C:\Users\Admin\AppData\Local\ntldr.dll

Filesize
185KB

MD5
c9c8e05aae60e89e9a46d606fca73341

SHA1
aac659be91a7fe3cfb1c7c525f95987042697cce

SHA256
c06ca0589f7ba5048a6f73b3f9c0279de3d8935ce7b9e416abb07612dbe4aada

SHA512
3f4a7c2ed0abe8eb4635d3e4566bea16bd2d23ed16ba4f5e85d1afaa6523729a2a178559387a01fa1743b1bd0113933dcd41000a1293994b451252edb4c2e593

Download Submit
\Users\Admin\AppData\Local\rundll.exe

Filesize
402KB

MD5
3bcb5781f7563dee4346a4af5f8e6742

SHA1
73486ae550ba28970eaae921541f8081f082ca42

SHA256
c56a77dcb580958ff7e6cfdfc155ffa0f6e289ba4fcba4968bdfed0f71a7ba91

SHA512
2f8c41a3dd8c73f23fbb11ecab91de4ff834c218ef0ee4fd5501400892f8c171f3e35cfd78523b5a3a5bc691b66cc7d44bc5a9311287f030b704d449c516c758

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\standard.exe

Filesize
1.2MB

MD5
bf57ce4e8e9abf193ac08c79b20d0737

SHA1
089cee1c22d2ffaff24e1fe846bba5cfd2e6361d

SHA256
bd204587bea4eea0fa3c6fedfb1b4cc5045a0807f6283b759058078292345f94

SHA512
7ea3a7e4919adf84ffb52df594bf4cefa1fb09b10aaad241c3eff06ce2cca2588d473be23b51c0b4d0d4fcd5349cefd9e54c3449ebd199304f18ae9c33381b84

Download Submit
memory/2556-32-0x0000000000220000-0x0000000000252000-memory.dmp

Filesize
200KB

Download
memory/2556-33-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2556-34-0x0000000000220000-0x0000000000252000-memory.dmp

Filesize
200KB

Download
memory/3040-10-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/3052-8-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/3052-29-0x0000000000400000-0x000000000052E000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads