c3013dd46dbecfe3ac462150ecf5d5deb4c24112ccbba475cb35691ae61750f4

Analysis

max time kernel
133s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
27/07/2024, 10:07

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General

Target

77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe
Size

60KB
MD5

77c91d8eb5d3b98ffdd44652de47f5c5
SHA1

dcf6abe479e2a844d5d3b02a45bd06426c36b677
SHA256

c3013dd46dbecfe3ac462150ecf5d5deb4c24112ccbba475cb35691ae61750f4
SHA512

9dab3b88283270e9f61817f2e588152c20bb2d35d9cf5c90b335dc30ee3cde53a8f651dabb126d5ed5ae18219a0fa71e00670476c5d3ab3568a1809a78ac4466
SSDEEP

768:Kbc9k8mL0HinmWMZjQZu/t4g5glKK9i2YUCesNE1:Kbc9k8QkkXWf9qcyYvesNE1

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4028	bdsss.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\bdsss.exe	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe
File opened for modification	C:\Windows\bdsss.exe	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe
File created	C:\Windows\monkey.dll	bdsss.exe
File opened for modification	C:\Windows\monkey.dll	bdsss.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bdsss.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 4028	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe	84
PID 3748 wrote to memory of 4028	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe	84
PID 3748 wrote to memory of 4028	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe	84
PID 3748 wrote to memory of 4784	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe	85
PID 3748 wrote to memory of 4784	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe	85
PID 3748 wrote to memory of 4784	3748	77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe	85
PID 4028 wrote to memory of 1104	4028	bdsss.exe	86
PID 4028 wrote to memory of 1104	4028	bdsss.exe	86
PID 4028 wrote to memory of 1104	4028	bdsss.exe	86
PID 4028 wrote to memory of 1104	4028	bdsss.exe	86

C:\Users\Admin\AppData\Local\Temp\77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\77c91d8eb5d3b98ffdd44652de47f5c5_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Windows\bdsss.exe
  C:\Windows\bdsss.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4028
- - \??\c:\program files\internet explorer\iexplore.exe
    "c:\program files\internet explorer\iexplore.exe" http://about:blank
    3⤵
    PID:1104
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\77C91D~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4784

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

C:\Windows\bdsss.exe

Filesize
60KB

MD5
77c91d8eb5d3b98ffdd44652de47f5c5

SHA1
dcf6abe479e2a844d5d3b02a45bd06426c36b677

SHA256
c3013dd46dbecfe3ac462150ecf5d5deb4c24112ccbba475cb35691ae61750f4

SHA512
9dab3b88283270e9f61817f2e588152c20bb2d35d9cf5c90b335dc30ee3cde53a8f651dabb126d5ed5ae18219a0fa71e00670476c5d3ab3568a1809a78ac4466

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