38431e742ccad186d2bb06f288f3b24b926a993a4d29d370430490981772f333

General

Target

ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe
Size

24KB
MD5

ea8e89bd368d349934a4a16f4be11c55
SHA1

8ad7d83afe41997c9bc7cae2e399fd5f93ad9926
SHA256

38431e742ccad186d2bb06f288f3b24b926a993a4d29d370430490981772f333
SHA512

c26fd0e202a9f96bb8fcbbc4a672e5be9e0d202400fe482243dcd11723aade404ef3823a63c2df0459cf6321373e356d181dcc1c9e507185f756835896d3d282
SSDEEP

384:E3eVES+/xwGkRKJRPYIlM61qmTTMVF9/q5K0:bGS+ZfbJfO8qYoA7

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"	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
3488	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	ea8e89bd368d349934a4a16f4be11c55_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	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
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	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
4236	ipconfig.exe
2468	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3488	tasklist.exe
Token: SeDebugPrivilege	2468	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2216	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe
2216	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2252	2216	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe	82
PID 2216 wrote to memory of 2252	2216	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe	82
PID 2216 wrote to memory of 2252	2216	ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe	82
PID 2252 wrote to memory of 3556	2252	cmd.exe	84
PID 2252 wrote to memory of 3556	2252	cmd.exe	84
PID 2252 wrote to memory of 3556	2252	cmd.exe	84
PID 2252 wrote to memory of 4236	2252	cmd.exe	85
PID 2252 wrote to memory of 4236	2252	cmd.exe	85
PID 2252 wrote to memory of 4236	2252	cmd.exe	85
PID 2252 wrote to memory of 3488	2252	cmd.exe	86
PID 2252 wrote to memory of 3488	2252	cmd.exe	86
PID 2252 wrote to memory of 3488	2252	cmd.exe	86
PID 2252 wrote to memory of 3616	2252	cmd.exe	88
PID 2252 wrote to memory of 3616	2252	cmd.exe	88
PID 2252 wrote to memory of 3616	2252	cmd.exe	88
PID 3616 wrote to memory of 4844	3616	net.exe	89
PID 3616 wrote to memory of 4844	3616	net.exe	89
PID 3616 wrote to memory of 4844	3616	net.exe	89
PID 2252 wrote to memory of 2468	2252	cmd.exe	90
PID 2252 wrote to memory of 2468	2252	cmd.exe	90
PID 2252 wrote to memory of 2468	2252	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\ea8e89bd368d349934a4a16f4be11c55_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea8e89bd368d349934a4a16f4be11c55_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:2216
- 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:2252
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3556
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    PID:4236
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3488
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3616
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      System Location Discovery: System Language Discovery
      PID:4844
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2468

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
c476ffba8132cddf1c21a8b76f4f2b5c

SHA1
4fde4495ee8b85ab4f64f8a30999b543d264b1a5

SHA256
09943be3db4100b3f91b7d8c1eaac3eb49f29fc009463f70ea38fce51ad51f20

SHA512
bdc5d9858d980da8d5c76425caaa73128cc574712477368ec7ffd3a6608e760f0261ed7843f5963e4c50e84e4057570d5d74667ecc58d671a55952594a7707d3

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads