latentbot | 4952698c8d1ca6981aae5ffc81faaf4437900fc6a07cf70c92ece449b951410c

General

Target

98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
Size

218KB
MD5

98c4471314f9fe3eff8396468f1ae6d0
SHA1

1cfe6457336c2c157e464fc0b9f112c8a5a097dd
SHA256

4952698c8d1ca6981aae5ffc81faaf4437900fc6a07cf70c92ece449b951410c
SHA512

b46078da0d3340f54cf22e0e4aed38406e0e7b6b598691e2a4f4c1d158f3338fc76aef2477ca198c3b1a193f67e0990711102fc199bd14715e433df795d5536e
SSDEEP

3072:tmRz3q3369AAH+jNzooQCxWaaYisqqPzrjjg9TLjY98eemgb:tM+3KmvtxWaaYisq03g93+

Score

10^/10

latentbot discovery evasion persistence trojan upx

Malware Config

Extracted

Family

latentbot

C2

mrwiiwifi1irc.zapto.org

Signatures

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

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	winlogon.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Windows Live Guards = "C:\\Program Files (x86)\\winlogon.exe"	winlogon.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1524	winlogon.exe
3548	winlogon.exe

UPX packed file 27 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2896-0-0x0000000000400000-0x00000000004A3000-memory.dmp	upx
behavioral2/memory/3136-3-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/2896-6-0x0000000000400000-0x00000000004A3000-memory.dmp	upx
behavioral2/memory/3136-7-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3136-8-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3136-9-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/files/0x000c0000000233fa-14.dat	upx
behavioral2/memory/3548-22-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-24-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-26-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/1524-25-0x0000000000400000-0x00000000004A3000-memory.dmp	upx
behavioral2/memory/3548-32-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-34-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-35-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-36-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-37-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-38-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-39-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-40-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-41-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-42-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-43-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-44-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-45-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-46-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-47-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3548-48-0x0000000000400000-0x0000000000413000-memory.dmp	upx

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Live Guards = "C:\\Program Files (x86)\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live Guards = "C:\\Program Files (x86)\\winlogon.exe"	winlogon.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2896 set thread context of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 1524 set thread context of 3548	1524	winlogon.exe	95

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files\ICQ\Shared Files\	winlogon.exe
File created	C:\Program Files\Grokster\My Grokster\	winlogon.exe
File created	C:\Program Files (x86)\winlogon.exe	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
File created	C:\Program Files\eDonkey2000\incoming	winlogon.exe
File created	C:\Program Files\KAZAA	winlogon.exe
File created	C:\Program Files\BearShare\Shared\	winlogon.exe
File opened for modification	C:\Program Files (x86)\winlogon.exe	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
File created	C:\Program Files\LimeWire\Shared	winlogon.exe
File created	C:\Program Files\Morpheus\My Shared Folder\	winlogon.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	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
3548	winlogon.exe
3548	winlogon.exe
3548	winlogon.exe
3548	winlogon.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
1524	winlogon.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 2896 wrote to memory of 3136	2896	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	89
PID 3136 wrote to memory of 1524	3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	92
PID 3136 wrote to memory of 1524	3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	92
PID 3136 wrote to memory of 1524	3136	98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe	92
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95
PID 1524 wrote to memory of 3548	1524	winlogon.exe	95

C:\Users\Admin\AppData\Local\Temp\98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Users\Admin\AppData\Local\Temp\98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\98c4471314f9fe3eff8396468f1ae6d0_JaffaCakes118.exe"
  2⤵
  - Drops file in Drivers directory
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3136
- - C:\Program Files (x86)\winlogon.exe
    "C:\Program Files (x86)\winlogon.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1524
  - - C:\Program Files (x86)\winlogon.exe
      "C:\Program Files (x86)\winlogon.exe"
      4⤵
      Modifies firewall policy service
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      PID:3548

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

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

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

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

C:\Program Files (x86)\winlogon.exe

Filesize
218KB

MD5
98c4471314f9fe3eff8396468f1ae6d0

SHA1
1cfe6457336c2c157e464fc0b9f112c8a5a097dd

SHA256
4952698c8d1ca6981aae5ffc81faaf4437900fc6a07cf70c92ece449b951410c

SHA512
b46078da0d3340f54cf22e0e4aed38406e0e7b6b598691e2a4f4c1d158f3338fc76aef2477ca198c3b1a193f67e0990711102fc199bd14715e433df795d5536e

Download Submit
memory/1524-25-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/2896-6-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/2896-0-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/3136-3-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3136-7-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3136-8-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3136-9-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-34-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-39-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-24-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-32-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-22-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-35-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-36-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-37-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-38-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-26-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-40-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-41-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-42-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-43-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-44-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-45-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-46-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-47-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3548-48-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads