loaderbot | 8164494754be6588f6082b82efb026f366f959373df4f6630ded4ab3f6ff3e6c

General

Target

f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
Size

16KB
MD5

f7dff6785ef31102f8ed744a1dc7f448
SHA1

66617c7218b59395f8513acc380533248c1fac2c
SHA256

8164494754be6588f6082b82efb026f366f959373df4f6630ded4ab3f6ff3e6c
SHA512

bdb98057782277baf6b0020e3560a676852a66b4f7f99d8fcae14bbe4fb838ba4fd6ca4be2b254ea819e87b1d3370b7352ba633ac6d8a7dc97d4734dc3c14674
SSDEEP

384:fKxvDuPNItH19GTXjdhLruujYcV6AUwJFZb:f44atV9Ah3fYcV6Dw9b

Score

10^/10

loaderbot discovery loader miner persistence

Malware Config

Signatures

LoaderBot
LoaderBot is a loader written in .NET downloading and executing miners.
loader miner loaderbot

LoaderBot executable 1 IoCs

resource	yara_rule
behavioral1/memory/1760-1-0x0000000001140000-0x000000000114A000-memory.dmp	loaderbot

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe"	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe"	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1972	schtasks.exe
2720	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
472	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
Token: SeDebugPrivilege	472	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 2380	1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	30
PID 1760 wrote to memory of 2380	1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	30
PID 1760 wrote to memory of 2380	1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	30
PID 1760 wrote to memory of 2380	1760	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	30
PID 2380 wrote to memory of 1972	2380	cmd.exe	32
PID 2380 wrote to memory of 1972	2380	cmd.exe	32
PID 2380 wrote to memory of 1972	2380	cmd.exe	32
PID 2380 wrote to memory of 1972	2380	cmd.exe	32
PID 2012 wrote to memory of 472	2012	taskeng.exe	36
PID 2012 wrote to memory of 472	2012	taskeng.exe	36
PID 2012 wrote to memory of 472	2012	taskeng.exe	36
PID 2012 wrote to memory of 472	2012	taskeng.exe	36
PID 472 wrote to memory of 1064	472	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	37
PID 472 wrote to memory of 1064	472	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	37
PID 472 wrote to memory of 1064	472	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	37
PID 472 wrote to memory of 1064	472	f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe	37
PID 1064 wrote to memory of 2720	1064	cmd.exe	39
PID 1064 wrote to memory of 2720	1064	cmd.exe	39
PID 1064 wrote to memory of 2720	1064	cmd.exe	39
PID 1064 wrote to memory of 2720	1064	cmd.exe	39

C:\Users\Admin\AppData\Local\Temp\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1972

C:\Windows\system32\taskeng.exe
taskeng.exe {F3C5BB36-3E30-45FA-8204-6C82FF4CBE90} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Users\Admin\AppData\Roaming\Windows\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
  C:\Users\Admin\AppData\Roaming\Windows\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:472
- - C:\Windows\SysWOW64\cmd.exe
    "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1064
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\f7dff6785ef31102f8ed744a1dc7f448_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/472-6-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/472-7-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/472-8-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/1760-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/1760-1-0x0000000001140000-0x000000000114A000-memory.dmp

Filesize
40KB

Download
memory/1760-3-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/1760-4-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/1760-5-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads