06bd318cc01755391848668d46140261703fe965699f34dd48fcb85049dd8183

General

Target

eac3188db1de49c9b748084279796284_JaffaCakes118.exe
Size

14KB
MD5

eac3188db1de49c9b748084279796284
SHA1

f694b0f87c5e6dc435678f14ca1ba50da93f2928
SHA256

06bd318cc01755391848668d46140261703fe965699f34dd48fcb85049dd8183
SHA512

df36a6f81fa8bb4a8e522ab64b1fc6f606e6d6b357ff089917d06ced7650a60c46c3af43a62b35990e0f928f28ba78c2ef78a9379e717a16f3e9496bfda1491b
SSDEEP

384:tczoYdP1jtpypbtB0celpCWDaiBy49vwpPpQ6L0WIc9Qe:OMI1jtMZcl4WDFyqwxS6L79

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\cslkodje.dll = "{A2C3BA54-DF75-4881-8EB3-E54B26BBBBC9}"	eac3188db1de49c9b748084279796284_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cslkodje.tmp	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\cslkodje.tmp	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\cslkodje.nls	eac3188db1de49c9b748084279796284_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A2C3BA54-DF75-4881-8EB3-E54B26BBBBC9}\InProcServer32\ThreadingModel = "Apartment"	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A2C3BA54-DF75-4881-8EB3-E54B26BBBBC9}	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A2C3BA54-DF75-4881-8EB3-E54B26BBBBC9}\InProcServer32	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A2C3BA54-DF75-4881-8EB3-E54B26BBBBC9}\InProcServer32\ = "C:\\Windows\\SysWow64\\cslkodje.dll"	eac3188db1de49c9b748084279796284_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe
1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 3248	1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe	90
PID 1780 wrote to memory of 3248	1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe	90
PID 1780 wrote to memory of 3248	1780	eac3188db1de49c9b748084279796284_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\eac3188db1de49c9b748084279796284_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eac3188db1de49c9b748084279796284_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\F9E1.tmp.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3248

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

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

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:\Users\Admin\AppData\Local\Temp\F9E1.tmp.bat

Filesize
207B

MD5
ca815fdae03d31dfaf7b36b4d619c92e

SHA1
2a1a78d5feae5b28598878fae1aef67d987d233b

SHA256
1bdfd4ac43384a0e45e87f70680b5d14a8d7b01d362ea40ab98b4ceeaf4e8410

SHA512
f676d0eb70a805eec4eba1602252f0cd2cd0353facbf14abe37d70ad190ff3cf11e05b8faf505176d72267851638782b5a6c2e1b7332f0d41ac3c8319ea7d918

Download Submit
C:\Windows\SysWOW64\cslkodje.nls

Filesize
428B

MD5
e59c68d7ddcda526765a879e63228e1e

SHA1
6d26b4ef1f31858e7f1332bb20c2c49d0472ede6

SHA256
135b283bdb69aed077557005e816d8b8eeaece4323f4093a76f4eb2d55be1b94

SHA512
4ddcbd27da1d5778f1558efc834fd7cc8a1aec7257c40ca3f0c2092a65563906ff85078ed9d7c68c5386d18e6f273ea0345a7e55cac8fcf447684d5b8e43d7b1

Download Submit
C:\Windows\SysWOW64\cslkodje.tmp

Filesize
2.1MB

MD5
853471f4e392dd51b98c6d7d57ce0672

SHA1
cc246cb314b1fb80e06afd27d37faa27afe1f7f7

SHA256
c1ab79c28f47bbb30c5a55b421b241d0acbcb5edaa7993d6f7f0d6fbd7019b9c

SHA512
8210730cc52282634fd356163c3d2cb30acbb090a5974f68e6e212c6578ceaf98ff023a65a92e6c1ceaab5e217a5235c23ab3ba593c969f711c36db4ea0d54b5

Download Submit
memory/1780-17-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/1780-22-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads