c9774645baeb52dc8f3486715fa744b4f57c8704e0d969bd60c6779fba06bde3

General

Target

2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
Size

124KB
MD5

2fdaab626cc7bc573abb8b110818a16b
SHA1

24eb2363163747bc003dd79489ed57507efee216
SHA256

c9774645baeb52dc8f3486715fa744b4f57c8704e0d969bd60c6779fba06bde3
SHA512

a3892a0ad57eca508037be61d26de7611d968075ed4308839ee460e0d7e38a3b41b63fc9b07387e594ce0971be61e0d79764458cf8e607bfb8026a90325207db
SSDEEP

3072:NNV2/KcHRoeRssqvuYKmdk/sQBHgIKH/ufXT:Nm/g4ssq2A8BHgFHm7

Score

8^/10

evasion persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2576	netsh.exe

Drops startup file 4 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ixcvl.exe	kklexy.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ixcvl.exe	kklexy.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ixcvl.exe	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ixcvl.exe	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2116	kklexy.exe
2572	kklexy.exe

Loads dropped DLL 2 IoCs

pid	Process
2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
2116	kklexy.exe

Adds Run key to start application 2 TTPs 4 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\lvamppsf = "C:\\Users\\Admin\\AppData\\Local\\kklexy.exe"	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\lvamppsf = "C:\\Users\\Admin\\AppData\\Local\\kklexy.exe"	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lvamppsf = "C:\\Users\\Admin\\AppData\\Local\\kklexy.exe"	kklexy.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\lvamppsf = "C:\\Users\\Admin\\AppData\\Local\\kklexy.exe"	kklexy.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2748 set thread context of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2116 set thread context of 2572	2116	kklexy.exe	34

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2752	2748	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	31
PID 2752 wrote to memory of 2576	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	32
PID 2752 wrote to memory of 2576	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	32
PID 2752 wrote to memory of 2576	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	32
PID 2752 wrote to memory of 2576	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	32
PID 2752 wrote to memory of 2116	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	33
PID 2752 wrote to memory of 2116	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	33
PID 2752 wrote to memory of 2116	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	33
PID 2752 wrote to memory of 2116	2752	2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe	33
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34
PID 2116 wrote to memory of 2572	2116	kklexy.exe	34

C:\Users\Admin\AppData\Local\Temp\2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\2fdaab626cc7bc573abb8b110818a16b_JaffaCakes118.exe
  2⤵
  - Drops startup file
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram 1.exe 1 ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2576
- - C:\Users\Admin\AppData\Local\kklexy.exe
    "C:\Users\Admin\AppData\Local\kklexy.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2116
  - - C:\Users\Admin\AppData\Local\kklexy.exe
      C:\Users\Admin\AppData\Local\kklexy.exe
      4⤵
      Drops startup file
      Executes dropped EXE
      Adds Run key to start application
      PID:2572

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\kklexy.exe

Filesize
124KB

MD5
2fdaab626cc7bc573abb8b110818a16b

SHA1
24eb2363163747bc003dd79489ed57507efee216

SHA256
c9774645baeb52dc8f3486715fa744b4f57c8704e0d969bd60c6779fba06bde3

SHA512
a3892a0ad57eca508037be61d26de7611d968075ed4308839ee460e0d7e38a3b41b63fc9b07387e594ce0971be61e0d79764458cf8e607bfb8026a90325207db

Download Submit
memory/2572-75-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-74-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-81-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-80-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-68-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-78-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-77-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-76-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-73-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-72-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-62-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-69-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-71-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-79-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-64-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2572-70-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2748-8-0x00000000004F0000-0x0000000000500000-memory.dmp

Filesize
64KB

Download
memory/2748-9-0x00000000004F0000-0x0000000000500000-memory.dmp

Filesize
64KB

Download
memory/2748-20-0x00000000004F0000-0x0000000000500000-memory.dmp

Filesize
64KB

Download
memory/2752-25-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-22-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-67-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-12-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-14-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-16-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-18-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2752-24-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads