ef978dbffd5712e793c5b609739ee123e03345468f010dd67a40636e8217eedb

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2024, 17:40

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General

Target
86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe
Size 21KB
Sample241102-v9a13s1epl
SHA256 ef978dbffd5712e793c5b609739ee123e03345468f010dd67a40636e8217eedb
MD5 86bc085952d0c248d8eecea8c75e4d44
SHA1 8aa4111502933b7200e1c39c075fe3f26011ca7e
SHA512 cb53f4be8eb0d5025c02137bf722759d8575885274839060364b51796a3ca352316c104e8d3af0bd6bedacb5ba09d6fb9dc1eaa9f56fc9454347c07cde08bddc
SSDEEP 384:ZZghor5Kl3t7SgEQP0p1AE4i1FEa3Fpe3pDnnNpKZQDJislENm:DgWeSFQP0p1AEt6a3fMNnnNpKA0sle
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

defense_evasion discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1960	iexplo.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\iexplo.exe	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe
File opened for modification	C:\Windows\Fonts\iexplo.exe	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
3128	taskkill.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe
Token: SeDebugPrivilege	3128	taskkill.exe
Token: SeDebugPrivilege	1960	iexplo.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 3524	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	84
PID 3996 wrote to memory of 3524	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	84
PID 3996 wrote to memory of 3524	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	84
PID 3524 wrote to memory of 3128	3524	cmd.exe	86
PID 3524 wrote to memory of 3128	3524	cmd.exe	86
PID 3524 wrote to memory of 3128	3524	cmd.exe	86
PID 3996 wrote to memory of 1960	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	95
PID 3996 wrote to memory of 1960	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	95
PID 3996 wrote to memory of 1960	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	95
PID 3996 wrote to memory of 5028	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	102
PID 3996 wrote to memory of 5028	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	102
PID 3996 wrote to memory of 5028	3996	86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe	102

C:\Users\Admin\AppData\Local\Temp\86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Windows\SysWOW64\cmd.exe
  cmd /c taskkill /im iexplo.exe /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3524
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im iexplo.exe /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3128
- C:\Windows\Fonts\iexplo.exe
  C:\Windows\Fonts\iexplo.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1960
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\86bc085952d0c248d8eecea8c75e4d44_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

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

iexplo.exe

Path C:\Windows\Fonts\iexplo.exe
Size 21KB
SHA256 ef978dbffd5712e793c5b609739ee123e03345468f010dd67a40636e8217eedb
MD5 86bc085952d0c248d8eecea8c75e4d44
SHA1 8aa4111502933b7200e1c39c075fe3f26011ca7e
SHA512 cb53f4be8eb0d5025c02137bf722759d8575885274839060364b51796a3ca352316c104e8d3af0bd6bedacb5ba09d6fb9dc1eaa9f56fc9454347c07cde08bddc
SSDEEP 384:ZZghor5Kl3t7SgEQP0p1AE4i1FEa3Fpe3pDnnNpKZQDJislENm:DgWeSFQP0p1AEt6a3fMNnnNpKA0sle
MD5 SHA1 SHA512 SSDEEP

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memory/1960-22-0x0000000000400000-0x000000000040D000-memory.dmp

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memory/3996-0-0x0000000000400000-0x000000000040D000-memory.dmp

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memory/3996-5-0x0000000000400000-0x000000000040D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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