a658cb19d6961a08797f23c48c35fc20bd5cfb2c7f8bb5ef107fe4f4cf738318

Analysis

max time kernel
141s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 02:51

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General

Target

a949e7c2c37ed4bfd9ec2c7f76f6f1c6_JaffaCakes118.exe
Size

308KB
MD5

a949e7c2c37ed4bfd9ec2c7f76f6f1c6
SHA1

99d8e23882b26ca957f449f0acbde030e412a9d4
SHA256

a658cb19d6961a08797f23c48c35fc20bd5cfb2c7f8bb5ef107fe4f4cf738318
SHA512

b6c0f5f3f703eb011bac97a330fb9b3f8f8f763b15a01a3a697f47ac95f2e8bc425ca9469c98f9f1bf584615b349421d5f378ea9bbbd76a465821ca3a15c1fec
SSDEEP

6144:RzZ1lZUVKYhyC+FxE1PwhcO7fukh6DUO7LM6ApdMsvh0sHSaI+9e5DVkt5iioS:FPUcWyC+H4PwhBo7sjMsJ5ya1URit0iZ

Score

8^/10

discovery

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\beep.sys	a949e7c2c37ed4bfd9ec2c7f76f6f1c6_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
4384	SysLog.exe

Executes dropped EXE 1 IoCs

pid	Process
4384	SysLog.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\SysLog.exe	a949e7c2c37ed4bfd9ec2c7f76f6f1c6_JaffaCakes118.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	SysLog.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a949e7c2c37ed4bfd9ec2c7f76f6f1c6_JaffaCakes118.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
656	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4384	SysLog.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 1056	4384	SysLog.exe	95
PID 4384 wrote to memory of 1056	4384	SysLog.exe	95

C:\Users\Admin\AppData\Local\Temp\a949e7c2c37ed4bfd9ec2c7f76f6f1c6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a949e7c2c37ed4bfd9ec2c7f76f6f1c6_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:664

C:\Windows\system\SysLog.exe
C:\Windows\system\SysLog.exe
1⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" %1
  2⤵
  PID:1056

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4396,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:8
1⤵
PID:384

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

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Downloads

C:\Windows\System\SysLog.exe

Filesize
308KB

MD5
a949e7c2c37ed4bfd9ec2c7f76f6f1c6

SHA1
99d8e23882b26ca957f449f0acbde030e412a9d4

SHA256
a658cb19d6961a08797f23c48c35fc20bd5cfb2c7f8bb5ef107fe4f4cf738318

SHA512
b6c0f5f3f703eb011bac97a330fb9b3f8f8f763b15a01a3a697f47ac95f2e8bc425ca9469c98f9f1bf584615b349421d5f378ea9bbbd76a465821ca3a15c1fec

Download Submit
memory/664-0-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/664-1-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/664-8-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/4384-7-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/4384-9-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/4384-11-0x0000000000830000-0x0000000000831000-memory.dmp

Filesize
4KB

Download
memory/4384-17-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download