a1ef173c90cf0631174c04bed28fd0d6f8412a4bf0f1ba6e6a26e37b33efa6d3

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:18

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General

Target

0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe
Size

78KB
MD5

0837dc4cfbd4cac7a1f83ab52e555d66
SHA1

61e906fd0cc3c519380910a00504c75c1a11de79
SHA256

a1ef173c90cf0631174c04bed28fd0d6f8412a4bf0f1ba6e6a26e37b33efa6d3
SHA512

392c0e2261e5e454467fda45a1b33dea4f93af234487e6a9a60b4df5ab895ec1dc083debd612322c794d32e6c80d7bd11526c3ffc8432978f7442aabad0e9f30
SSDEEP

1536:gIsFKCBX7VX9IvwnryOzgMbFZZ/hJjxhfxWatqxMnP8KNs0J:gtFKCpZX9IvwnryOzgMbDxxhfh2uB

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2936-0-0x0000000000C80000-0x0000000000CB1000-memory.dmp	upx
behavioral1/memory/2936-1-0x0000000000C80000-0x0000000000CB1000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2984	2936	WerFault.exe	29

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	0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2984	2936	0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe	30
PID 2936 wrote to memory of 2984	2936	0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe	30
PID 2936 wrote to memory of 2984	2936	0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe	30
PID 2936 wrote to memory of 2984	2936	0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0837dc4cfbd4cac7a1f83ab52e555d66_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 160
  2⤵
  - Program crash
  PID:2984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2936-0-0x0000000000C80000-0x0000000000CB1000-memory.dmp

Filesize
196KB

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memory/2936-1-0x0000000000C80000-0x0000000000CB1000-memory.dmp

Filesize
196KB

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