1222965569dc3023eaf963d84527e5c92301c7157b2f9d2abd58f12e545bc152

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 14:56

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General

Target

bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
Size

226KB
MD5

bc34fa4b3b7ca2f0f6a404bef0e61878
SHA1

a8852d6aa432a1cba54ab4857289dc191a4a1036
SHA256

1222965569dc3023eaf963d84527e5c92301c7157b2f9d2abd58f12e545bc152
SHA512

9f30c69732de4585b340ecc443a16f42da76cf6e068e0e0dcf5756d7384edf38f125571620368621b0bf93603513ebcf72d77723160376b9ed8e583ca073ebf0
SSDEEP

6144:w+tTAqgYhO9MegccZ7nt44e42kps1VqPjwrhwlp1B:wZohO9MJdnt3e/rqsrWB

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2808	Upekea.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\QK9G0Z54EX = "C:\\Windows\\Upekea.exe"	Upekea.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
File opened for modification	C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
File created	C:\Windows\Upekea.exe	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
File opened for modification	C:\Windows\Upekea.exe	bc34fa4b3b7ca2f0f6a404bef0e61878_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	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Upekea.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	Upekea.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Internet Explorer\International	Upekea.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Internet Explorer\Main	Upekea.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe
2808	Upekea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2808	1636	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe	30
PID 1636 wrote to memory of 2808	1636	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe	30
PID 1636 wrote to memory of 2808	1636	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe	30
PID 1636 wrote to memory of 2808	1636	bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bc34fa4b3b7ca2f0f6a404bef0e61878_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\Upekea.exe
  C:\Windows\Upekea.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job

Filesize
372B

MD5
4d5b95c70b14c3e24e9a5d8f8d40671b

SHA1
9ec2d46708be2feede1080a79a13b3f905aa61a8

SHA256
de547197c78a9b28f4c63c1866f3e4679b309f5a81b9d7d945fd8d83b46607d7

SHA512
133116f6fbdb4f2c8948d8f15772b0d2c4f962059c1530f33620e716ca8c1502fc961bc16faead5e5ffd37d835a6c0a7b81b482095a174e1717c14d9aea67cb2

Download Submit
C:\Windows\Upekea.exe

Filesize
226KB

MD5
bc34fa4b3b7ca2f0f6a404bef0e61878

SHA1
a8852d6aa432a1cba54ab4857289dc191a4a1036

SHA256
1222965569dc3023eaf963d84527e5c92301c7157b2f9d2abd58f12e545bc152

SHA512
9f30c69732de4585b340ecc443a16f42da76cf6e068e0e0dcf5756d7384edf38f125571620368621b0bf93603513ebcf72d77723160376b9ed8e583ca073ebf0

Download Submit
memory/1636-6175-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/1636-0-0x0000000000402000-0x0000000000403000-memory.dmp

Filesize
4KB

Download
memory/1636-53478-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/1636-1-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-38813-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-34099-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-9-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-38758-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-43293-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-8-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-53479-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-53480-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-53481-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-53483-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-53484-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2808-53488-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download