7e2da686b350d7ec646ca94b3c00b38d64ba8faa3a059f407a67a4cab261b49d

General

Target

04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe
Size

275KB
MD5

04c815166ad8fa7b4a80017fb6770296
SHA1

b28d4b66251c25bd93e450bee939652c7a3241d2
SHA256

7e2da686b350d7ec646ca94b3c00b38d64ba8faa3a059f407a67a4cab261b49d
SHA512

0a54d669b5ab856f036ad94e3506b03918e90086403497124a00b1cd116b7a1b639bbc5824ebfb0adec94eb6830336519f53d5c067df9103be056b95d63808d1
SSDEEP

6144:XUZyaM83nLbxKVJ3nCMkQe5HZAsHFZlxz:5lgsHyMqLHFZlxz

Score

7^/10

aspackv2 discovery persistence

Malware Config

Signatures

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x00080000000120fe-13.dat	aspack_v212_v242

Executes dropped EXE 4 IoCs

pid	Process
1748	MSWDM.EXE
1484	MSWDM.EXE
2780	04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.EXE
2912	MSWDM.EXE

Loads dropped DLL 4 IoCs

pid	Process
1748	MSWDM.EXE
2780	04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.EXE
2780	04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.EXE
2780	04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.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\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe
File opened for modification	C:\Windows\devC5FD.tmp	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	MSWDM.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1748	MSWDM.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1484	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	30
PID 2308 wrote to memory of 1484	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	30
PID 2308 wrote to memory of 1484	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	30
PID 2308 wrote to memory of 1484	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	30
PID 2308 wrote to memory of 1748	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	31
PID 2308 wrote to memory of 1748	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	31
PID 2308 wrote to memory of 1748	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	31
PID 2308 wrote to memory of 1748	2308	04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe	31
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2780	1748	MSWDM.EXE	32
PID 1748 wrote to memory of 2912	1748	MSWDM.EXE	33
PID 1748 wrote to memory of 2912	1748	MSWDM.EXE	33
PID 1748 wrote to memory of 2912	1748	MSWDM.EXE	33
PID 1748 wrote to memory of 2912	1748	MSWDM.EXE	33

C:\Users\Admin\AppData\Local\Temp\04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:1484
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\devC5FD.tmp!C:\Users\Admin\AppData\Local\Temp\04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe! !
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1748
- - C:\Users\Admin\AppData\Local\Temp\04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.EXE
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2780
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\devC5FD.tmp!C:\Users\Admin\AppData\Local\Temp\04C815166AD8FA7B4A80017FB6770296_JAFFACAKES118.EXE!
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2912

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\04c815166ad8fa7b4a80017fb6770296_JaffaCakes118.exe

Filesize
236KB

MD5
d095376682210d6ddcaeb636500eb0cb

SHA1
f3ba099deee863c83f78e1814eb345b56560b11a

SHA256
06b96b0d863b16f1ee7e705a6e463e74dc0bad110a2ecd69dc44349bf4aeaf71

SHA512
546874c3a4af3666c78c3d4085498c4524b19b226472f9da38cf96559993def11eeaa7dcd6af72a236cd73bffa01182ac42499696a0b60d09d23b22b9adb5c7a

Download Submit
C:\Windows\MSWDM.EXE

Filesize
39KB

MD5
f518dffaf1cdc2a1bc025a7703010dea

SHA1
b63ee1f346d540bdc79a335894794b7878e75cc3

SHA256
dbb3d78a784cd556b873566eb869699eb9f11b9c4142c17ca7e48fd408b5d122

SHA512
25b5c2dc6819a4d90f79eecaa5e1cda47942c9d5b1a923710d9344dbe7ab47c2c3371fd1ff79dfdd95ac2a3d09a09bcebf4695b15cea6933e5a90936c365dab7

Download Submit
memory/1484-15-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1484-32-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1748-31-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2308-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2308-12-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2912-29-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads