20a10a35ef66711efe6df4733e2ad6d7dabae95b9c27dce29271f7ddf1c5ca82

General

Target

b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe
Size

118KB
MD5

b388d62fb2a7523fd3a4b51ee4b7539c
SHA1

8fd1cac8f23051fd0b50f2e6392a5be34cb597ae
SHA256

20a10a35ef66711efe6df4733e2ad6d7dabae95b9c27dce29271f7ddf1c5ca82
SHA512

90aa357149b239db89549e4270c99e7cb005471afa90c25ab43526156561f89a1393275a6ec107e410fadbed3bfa59f3783ee00c76dacf47dcf63f749529ea21
SSDEEP

3072:BteY4nDbfagCqKZk5yY/QkeWiTKlXx3QqgIyPsXWHW:BcY4nDWgRAkPviaaUGHW

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3056	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
620	dqhjao.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dqhjao.exe	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dqhjao.exe	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	dqhjao.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	dqhjao.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dqhjao.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2984	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 3056	2984	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe	32
PID 2984 wrote to memory of 3056	2984	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe	32
PID 2984 wrote to memory of 3056	2984	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe	32
PID 2984 wrote to memory of 3056	2984	b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b388d62fb2a7523fd3a4b51ee4b7539c_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\B388D6~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:3056

C:\Windows\SysWOW64\dqhjao.exe
C:\Windows\SysWOW64\dqhjao.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
PID:620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Query Registry

1

T1012

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:\Windows\SysWOW64\dqhjao.exe

Filesize
118KB

MD5
b388d62fb2a7523fd3a4b51ee4b7539c

SHA1
8fd1cac8f23051fd0b50f2e6392a5be34cb597ae

SHA256
20a10a35ef66711efe6df4733e2ad6d7dabae95b9c27dce29271f7ddf1c5ca82

SHA512
90aa357149b239db89549e4270c99e7cb005471afa90c25ab43526156561f89a1393275a6ec107e410fadbed3bfa59f3783ee00c76dacf47dcf63f749529ea21

Download Submit
memory/620-19-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-34-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-33-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-32-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-31-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-30-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-10-0x00000000002E0000-0x0000000000304000-memory.dmp

Filesize
144KB

Download
memory/620-13-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-29-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-28-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-27-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-22-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-21-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-26-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-23-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/620-25-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2984-0-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2984-5-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2984-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2984-15-0x0000000000220000-0x0000000000244000-memory.dmp

Filesize
144KB

Download
memory/2984-1-0x0000000000220000-0x0000000000244000-memory.dmp

Filesize
144KB

Download
memory/2984-6-0x0000000000401000-0x000000000040A000-memory.dmp

Filesize
36KB

Download
memory/2984-2-0x0000000000220000-0x0000000000244000-memory.dmp

Filesize
144KB

Download
memory/2984-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2984-4-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download

Analysis

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