aace2164e05852ce46d3c56a772931d9be53bb783b2b027df200190261c59cf4

General

Target

dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe
Size

45KB
MD5

dc24a931cf67f19b695ae6db70118a61
SHA1

3fcc798105ad8121c020eaecdc72e0e88a0ceb65
SHA256

aace2164e05852ce46d3c56a772931d9be53bb783b2b027df200190261c59cf4
SHA512

770acefbc2f11baf3d526550846e06160b4548dca97947f483c0167fa7be8d36200347da3fa9787b02c1f79e11f45d95dbd8088ad74381a12d76a0d4fb567ca8
SSDEEP

768:3I0Cv/orTwD8RhoGZImeND+j72QDDodoiU2TXbE7k9AvwVbMJRwgbu:3I0Cv/orTwDMhoFmeNLQDDUrb2KA4V44

Score

8^/10

discovery persistence upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\6113 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msyocr.cmd"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2520	svchost.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2080-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx
behavioral1/memory/2080-3-0x0000000000230000-0x000000000024D000-memory.dmp	upx
behavioral1/memory/2080-16-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2080 set thread context of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msyocr.cmd	svchost.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1924	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe
1924	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 2080 wrote to memory of 1924	2080	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	30
PID 1924 wrote to memory of 2520	1924	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	31
PID 1924 wrote to memory of 2520	1924	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	31
PID 1924 wrote to memory of 2520	1924	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	31
PID 1924 wrote to memory of 2520	1924	dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\dc24a931cf67f19b695ae6db70118a61_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Deletes itself
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:2520

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

memory/1924-4-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1924-6-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1924-8-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1924-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1924-12-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1924-15-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2080-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2080-3-0x0000000000230000-0x000000000024D000-memory.dmp

Filesize
116KB

Download
memory/2080-16-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2520-18-0x00000000008E0000-0x00000000008E8000-memory.dmp

Filesize
32KB

Download
memory/2520-19-0x00000000008E0000-0x00000000008E8000-memory.dmp

Filesize
32KB

Download
memory/2520-21-0x0000000000030000-0x0000000000035000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads