a6e67bad8ad92eb2408c728393bf6f879b6aa95226168162038e97762838dcca

Analysis

max time kernel
149s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-10-2024 17:52

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General

Target

52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe
Size

151KB
MD5

52f15ded65ac36ee36194e0e34e5d676
SHA1

cec20fb9463fae3e9e7d1e15bdba149148473896
SHA256

a6e67bad8ad92eb2408c728393bf6f879b6aa95226168162038e97762838dcca
SHA512

ee422afbb5eadf24ecf72fd2d00f1a710833576820eebd45decd31df3fd8f3f78781b078047f5cbc9ff7c1650a4dec9c7ac5556753f0ec91aedb0e1190a64553
SSDEEP

3072:aKinQUmqpY57u4mslkSlNbRaf7D/mre7B8CEEARYEJ:aKiQoc75mseCA7D/9B6NRYY

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2196	cfrm.exe
4560	tmp951C.tmp

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4916-0-0x0000000000400000-0x000000000042D000-memory.dmp	upx
behavioral2/memory/4916-12-0x0000000000400000-0x000000000042D000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 4 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	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cfrm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp951C.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4560	tmp951C.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 2196	4916	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe	84
PID 4916 wrote to memory of 2196	4916	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe	84
PID 4916 wrote to memory of 2196	4916	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe	84
PID 2196 wrote to memory of 4560	2196	cfrm.exe	86
PID 2196 wrote to memory of 4560	2196	cfrm.exe	86
PID 2196 wrote to memory of 4560	2196	cfrm.exe	86
PID 4916 wrote to memory of 1920	4916	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe	87
PID 4916 wrote to memory of 1920	4916	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe	87
PID 4916 wrote to memory of 1920	4916	52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\52f15ded65ac36ee36194e0e34e5d676_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916
- \??\c:\cfrm.exe
  c:\cfrm.exe -autoclean -reboot
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Users\Admin\AppData\Local\Temp\tmp951C.tmp
    C:\Users\Admin\AppData\Local\Temp\tmp951C.tmp -autoclean -reboot -child
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4560
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\2f1007159db73fcc90ac448540a803d1.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1920

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:\Users\Admin\AppData\Local\Temp\2f1007159db73fcc90ac448540a803d1.bat

Filesize
209B

MD5
deb7f73bce4dbd580ce0992cdbdee55b

SHA1
b72b18f730fae935a8011716951687db9285e2c9

SHA256
685b3085fe69fd3d76e8f34f94f2f001746fff21eaefb64cfb20c33b562da8dd

SHA512
0242123456e7b3268f327b1045ebd8f7af4d2f4bccb3a8c8fae0403044dd50f0898dc1c0ec258b4f29e043ff7f01206750121a40f64affbbaacffd51f38abf36

Download Submit
C:\cfrm.exe

Filesize
119KB

MD5
7f873faebce05a7a49452b09360cee9a

SHA1
88cacc6658c810135a2f1d84ee36fde01b644a49

SHA256
ad327f7948ad280e830e6f0db4b83f0549a3deada51e888520337ac80436f9e7

SHA512
f7aa4b62a2ea3361237d59dc81f74a05a4783231ee8cfd3d67473f024d374dca435d9d1ed70ea43d226371ff5babaa17200c5774d29792aeca91f377904c3b56

Download Submit
memory/4916-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/4916-12-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download