efcd32df90d152902953850f2f2252f97b86a477a9e1c3aa1e988ed6ed8716a4

General

Target

2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe
Size

1.6MB
MD5

2f4fa1ab5bc62071519807bbc4a6b199
SHA1

51f1d6e2517d84207a1c0560c8b8608dd3aba117
SHA256

efcd32df90d152902953850f2f2252f97b86a477a9e1c3aa1e988ed6ed8716a4
SHA512

88b6c79d855fdb50770bdd51f9cc93d2df34d7a3ca38f1c5ee690d2f2300361c37a4a65ce65af03bc0c55e1310e34215842395ce9e5fdcf60e9d47431d8033e0
SSDEEP

24576:Uu+1Cp7W2mLIoQoyUN3ZoCh7uRR+Xp/105DASFy8X4pKOwFnqbC9gFWdlM79:V+1AJmLOY3iRR+ZN035IpiFn0C9/

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 8 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2812	AcroRd32.exe
2812	AcroRd32.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2516	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	30
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2400	2032	2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe	31
PID 2516 wrote to memory of 2796	2516	rundll32.exe	32
PID 2516 wrote to memory of 2796	2516	rundll32.exe	32
PID 2516 wrote to memory of 2796	2516	rundll32.exe	32
PID 2516 wrote to memory of 2796	2516	rundll32.exe	32
PID 2400 wrote to memory of 2812	2400	rundll32.exe	33
PID 2400 wrote to memory of 2812	2400	rundll32.exe	33
PID 2400 wrote to memory of 2812	2400	rundll32.exe	33
PID 2400 wrote to memory of 2812	2400	rundll32.exe	33

C:\Users\Admin\AppData\Local\Temp\2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2f4fa1ab5bc62071519807bbc4a6b199_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\s1vg
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\s1vg"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2796
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\s1vg.1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\s1vg.1"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\s1vg

Filesize
1B

MD5
6334c2ae05c2421c687f516772b817da

SHA1
0a80baa1797615faddb0ccfaa6d46382a6b3e0e2

SHA256
782e02029374527bd2a5fe7b9545df6c2911078e337a62573970b178d93db481

SHA512
0a708cb338efda1b923da3aa3b9c5bd1371776e503719fd90a1b5cae05bc64c28aca3e801b81738324adf8de61d09204a1b1ffb07bb96a0ec35c2f01d85af93d

Download Submit
memory/2032-2-0x0000000000510000-0x00000000006A9000-memory.dmp

Filesize
1.6MB

Download
memory/2032-3-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

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