419a0ef3d60d9be1cfaa1ff897a8713d9699b4950b2fe932312a66f3f7a757e3

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 14:18

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General

Target

eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe
Size

134KB
MD5

eff9fd511b62c7b9a5eb6c8584afc0cc
SHA1

d173943fac4e87e17bb66e7a6d445c35c5df9a57
SHA256

419a0ef3d60d9be1cfaa1ff897a8713d9699b4950b2fe932312a66f3f7a757e3
SHA512

fe12a4057cd9b6a6ad16c491976dcdb99918be84790608b9ffac7a76a2ed8500f07dd61d96328833737f6446a72f484b6c9006e7164e6db52b1c4c297d4b2f08
SSDEEP

3072:KL1SE8b1R1Fw6qPrZZGa68rBSf77Ul09z7AeF:w1SE8l6LHGa6gk77UloMeF

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1328	Pkiqia.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2868-0-0x0000000000400000-0x000000000043A000-memory.dmp	upx
behavioral1/memory/2868-9-0x0000000001E10000-0x0000000001E4A000-memory.dmp	upx
behavioral1/files/0x0008000000015d2e-10.dat	upx
behavioral1/memory/1328-11-0x0000000000400000-0x000000000043A000-memory.dmp	upx

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe
File created	C:\Windows\Pkiqia.exe	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe
File opened for modification	C:\Windows\Pkiqia.exe	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Pkiqia.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Pkiqia.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe

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	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Pkiqia.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main	Pkiqia.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\International	Pkiqia.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe
1328	Pkiqia.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 1328	2868	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe	28
PID 2868 wrote to memory of 1328	2868	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe	28
PID 2868 wrote to memory of 1328	2868	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe	28
PID 2868 wrote to memory of 1328	2868	eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eff9fd511b62c7b9a5eb6c8584afc0cc_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\Pkiqia.exe
  C:\Windows\Pkiqia.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:1328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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:\Windows\Pkiqia.exe

Filesize
134KB

MD5
eff9fd511b62c7b9a5eb6c8584afc0cc

SHA1
d173943fac4e87e17bb66e7a6d445c35c5df9a57

SHA256
419a0ef3d60d9be1cfaa1ff897a8713d9699b4950b2fe932312a66f3f7a757e3

SHA512
fe12a4057cd9b6a6ad16c491976dcdb99918be84790608b9ffac7a76a2ed8500f07dd61d96328833737f6446a72f484b6c9006e7164e6db52b1c4c297d4b2f08

Download Submit
C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Filesize
372B

MD5
e97baa6f2f930aa5b9ef1496d2f34991

SHA1
55ddf266af591bb2717962319be88fabe5bfd07a

SHA256
dfc21e47f7a28170d3c5c5aeb9d0ab2424c623532ea9aea136b92d727a25813a

SHA512
c06715aa97fb71451a4c2fd03da53c64e09e360595887f989f1bc4733cba0645fe2a8542bfa7cd8657103d3a3f3db24e324349f707dc77ae4ffdbb5e7dadc57e

Download Submit
memory/1328-51676-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51675-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51686-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51685-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-14-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51681-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51679-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51678-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1328-51677-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2868-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2868-3-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2868-2-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2868-12-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2868-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2868-9-0x0000000001E10000-0x0000000001E4A000-memory.dmp

Filesize
232KB

Download