3bfe0a302facfd0fef5f5e2a3b8aa2d91849c894b9f0264e4639245a82b6025c

General

Target

458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe
Size

24KB
MD5

458a5d98dc4a3b2b5463523aaa4d9504
SHA1

f6868c49179b0dc40f12b6dbf1e9d0ed141a75e0
SHA256

3bfe0a302facfd0fef5f5e2a3b8aa2d91849c894b9f0264e4639245a82b6025c
SHA512

cf0b58691f8920163978d346ad1873440667146914ef760f4d7c0f6353ec8f99c6750aeb6bd849cc31844dc7acf89f01d862e9fc0f28ec6154ceb86ea918dd38
SSDEEP

384:E3eVES+/xwGkRKJTkalM61qmTTMVF9/q5i0:bGS+ZfbJLO8qYoAj

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 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\Start GeekBuddy = "C:\\Program Files\\Common Files\\Microsoft Shared\\Web Folders\\1033\\spoolsv.exe"	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
5088	tasklist.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.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	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2584	ipconfig.exe
2996	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5088	tasklist.exe
Token: SeDebugPrivilege	2996	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2428	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe
2428	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 4640	2428	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe	84
PID 2428 wrote to memory of 4640	2428	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe	84
PID 2428 wrote to memory of 4640	2428	458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe	84
PID 4640 wrote to memory of 3588	4640	cmd.exe	87
PID 4640 wrote to memory of 3588	4640	cmd.exe	87
PID 4640 wrote to memory of 3588	4640	cmd.exe	87
PID 4640 wrote to memory of 2584	4640	cmd.exe	88
PID 4640 wrote to memory of 2584	4640	cmd.exe	88
PID 4640 wrote to memory of 2584	4640	cmd.exe	88
PID 4640 wrote to memory of 5088	4640	cmd.exe	89
PID 4640 wrote to memory of 5088	4640	cmd.exe	89
PID 4640 wrote to memory of 5088	4640	cmd.exe	89
PID 4640 wrote to memory of 2500	4640	cmd.exe	93
PID 4640 wrote to memory of 2500	4640	cmd.exe	93
PID 4640 wrote to memory of 2500	4640	cmd.exe	93
PID 2500 wrote to memory of 3012	2500	net.exe	94
PID 2500 wrote to memory of 3012	2500	net.exe	94
PID 2500 wrote to memory of 3012	2500	net.exe	94
PID 4640 wrote to memory of 2996	4640	cmd.exe	95
PID 4640 wrote to memory of 2996	4640	cmd.exe	95
PID 4640 wrote to memory of 2996	4640	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\458a5d98dc4a3b2b5463523aaa4d9504_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4640
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3588
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    PID:2584
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:5088
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2500
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      System Location Discovery: System Language Discovery
      PID:3012
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

1

T1112

Credential Access

Discovery

Process Discovery

1

T1057

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:\windows\temp\flash.log

Filesize
14KB

MD5
7cd9e6bdfca1701512bed9d8cab48f74

SHA1
505512ece2b36dd9aa6c4da36f29e428fe3cbafe

SHA256
b805d1ffd198f43208816396a0214271a003e18683d75b02057f7a5a48ddd380

SHA512
ab8da09810b59503414da10183dcbaddbd092639697928eee89126d668b935aee93ae4510713dd4ffe57e1526b270b6d847149538693a44bff2ecb180a57a4eb

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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