a04abe3225125b93afe335facd8f82b8b897b33683a225f76625e2eb195efd75

General

Target

038cac280cd3bff52e5cfe67ad310ce6_JaffaCakes118.dll
Size

236KB
MD5

038cac280cd3bff52e5cfe67ad310ce6
SHA1

c45a255d445d6c1c2f2e9d82df1940f002c32f8c
SHA256

a04abe3225125b93afe335facd8f82b8b897b33683a225f76625e2eb195efd75
SHA512

6862b882f718d26572d1a0f635ae7ded3f18a3148997fc100e74f52810ba1539cd8be5ebf9e598812864cd4a3116bbf8af4c7557fbf92e2fecd2bf8bf4f580db
SSDEEP

1536:Iguo2K86vta10RJQYPIHL+D5IWhxRh/Ci4ucg3/+k5ltr+DRPG8Gz7wk+cQvMF:Go256vS0RJAL+lHPKi40+66iwkD0a

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\jyu = "{ba42a6fd-32ca-871f-43db-32ca2e7500e4}"	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2824	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\etp.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\etp.dll	rundll32.exe
File created	C:\Windows\SysWOW64\wlh.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\wlh.dll	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ba42a6fd-32ca-871f-43db-32ca2e7500e4}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ba42a6fd-32ca-871f-43db-32ca2e7500e4}\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ba42a6fd-32ca-871f-43db-32ca2e7500e4}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ba42a6fd-32ca-871f-43db-32ca2e7500e4}\InprocServer32\ = "C:\\Windows\\SysWow64\\etp.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{ba42a6fd-32ca-871f-43db-32ca2e7500e4}\InprocServer32\ThreadingModel = "Apartment"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2824	rundll32.exe
2824	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2824	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30
PID 2764 wrote to memory of 2824	2764	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\038cac280cd3bff52e5cfe67ad310ce6_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\038cac280cd3bff52e5cfe67ad310ce6_JaffaCakes118.dll,#1
  2⤵
  - 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 AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2824

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

\Windows\SysWOW64\wlh.dll

Filesize
625KB

MD5
95e2376b3323f062eb562b8586d0f14a

SHA1
453d4c3bf4a489433b593420a37bbffb7749875a

SHA256
bd3fa8750123d00aa0967fba44372c46ea002681da9c9b77a4f9261553e26017

SHA512
b898603d07a49237e4dfc6872d5caa7616bae1258926f10e66c4d3f0d81cccefac1e844395b65bb1f308fbc022061b52e51f60658d0a546c04b365b3428cc87d

Download Submit
memory/2824-0-0x0000000000300000-0x0000000000344000-memory.dmp

Filesize
272KB

Download
memory/2824-1-0x0000000000301000-0x0000000000308000-memory.dmp

Filesize
28KB

Download
memory/2824-7-0x0000000000300000-0x0000000000344000-memory.dmp

Filesize
272KB

Download
memory/2824-8-0x0000000000300000-0x0000000000344000-memory.dmp

Filesize
272KB

Download
memory/2824-11-0x0000000000300000-0x0000000000344000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads