b652f406058233406df3624010c05dfc54aae6cd1bd8960a17810ab9a9337e65

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 22:08

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General

Target

0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe
Size

75KB
MD5

0ca76fad875ca27d11255873b6443986
SHA1

fb7493f35246ae73c12a2019169209322018180a
SHA256

b652f406058233406df3624010c05dfc54aae6cd1bd8960a17810ab9a9337e65
SHA512

c8b66d04e78a6cdf1c2677afacbe3cb907595a3fe3366ea16720d8e1251b7d43877c95b677215f7f1edb72705c6d4984af2375899ebbd806480518497d2816a1
SSDEEP

1536:4MHxqNxd3xtdTfzHyl9X3BJeZT05lwYOkJWF3TvIqBNpISP:JHxOdljyj3BJeB05hJWZXHP

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1320	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
1320	Au_.exe

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 2 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	0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral2/files/0x000900000002348b-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 1320	1832	0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe	81
PID 1832 wrote to memory of 1320	1832	0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe	81
PID 1832 wrote to memory of 1320	1832	0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0ca76fad875ca27d11255873b6443986_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsyC295.tmp\NSISdl.dll

Filesize
72KB

MD5
b13935bfa7a3e43c112bd9fa02f08f28

SHA1
dec4f136057097c412f53c2ae41b80a8ad0c6810

SHA256
796f7efb91904fa4105528e18f6f87e3fdab9a070dabef83e02f9ae375b2b060

SHA512
1b92cde7bf74fc181b4d2602a269ef1f581b75eb67e3e46b256ddaddc153b95ee17d422a56ca04d68eafe61ab468b708f7f3691f3b47c554a67af00d49b2709a

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
75KB

MD5
0ca76fad875ca27d11255873b6443986

SHA1
fb7493f35246ae73c12a2019169209322018180a

SHA256
b652f406058233406df3624010c05dfc54aae6cd1bd8960a17810ab9a9337e65

SHA512
c8b66d04e78a6cdf1c2677afacbe3cb907595a3fe3366ea16720d8e1251b7d43877c95b677215f7f1edb72705c6d4984af2375899ebbd806480518497d2816a1

Download Submit
memory/1320-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1320-12-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/1320-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1832-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download