9373b5f2a4af89b44e376d0a10efcce7cca7770b4a41959548b2d44f41e56145

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2024, 00:20

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General

Target

4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe
Size

116KB
MD5

4c09761b8039307d3d23a9bd46a2b34e
SHA1

8c587a20526b5c07d7f372ed7a7739ef25f7a0ad
SHA256

9373b5f2a4af89b44e376d0a10efcce7cca7770b4a41959548b2d44f41e56145
SHA512

2e85729aaede12129405fa7f4354022e462ad8cea215f259c0023d78b8bd1a33f1b7d44c2b97c45f4b4488951e240b33b6a98ff767d822dac0d4ce428ac97591
SSDEEP

3072:98RTVXDNJqxSA5HDc3I3nNoOsRXurRUQzj+5d/U:SZRcx5VMpOKXur2Qf+5d

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3100	Kcisya.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Kcisya.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe
File created	C:\Windows\Kcisya.exe	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe
File opened for modification	C:\Windows\Kcisya.exe	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Kcisya.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main	Kcisya.exe
Key created	\REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\International	Kcisya.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe
3100	Kcisya.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 3100	4132	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe	86
PID 4132 wrote to memory of 3100	4132	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe	86
PID 4132 wrote to memory of 3100	4132	4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4c09761b8039307d3d23a9bd46a2b34e_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\Kcisya.exe
  C:\Windows\Kcisya.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:3100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Twain001.Mtx

Filesize
2B

MD5
309fc7d3bc53bb63ac42e359260ac740

SHA1
2064f80f811db79a33c4e51c10221454e30c74ae

SHA256
ac11339ffa8f270c4f781e0a3922bb1c80d9dee6e4b6911ca34538ed9ae03caa

SHA512
77dd27d30f4e13a0bcd6fd27ae7567c136d87393e5ee632bccf05b0a0d2bbcc2fc0fd777a8508e26cc4fc579c8da0ab56b7bf179b1adc70f28f7d0eee89fa5f8

Download Submit
C:\Windows\Kcisya.exe

Filesize
116KB

MD5
4c09761b8039307d3d23a9bd46a2b34e

SHA1
8c587a20526b5c07d7f372ed7a7739ef25f7a0ad

SHA256
9373b5f2a4af89b44e376d0a10efcce7cca7770b4a41959548b2d44f41e56145

SHA512
2e85729aaede12129405fa7f4354022e462ad8cea215f259c0023d78b8bd1a33f1b7d44c2b97c45f4b4488951e240b33b6a98ff767d822dac0d4ce428ac97591

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

Filesize
390B

MD5
59a76d42bea8e85e0c3485a25178c96d

SHA1
1f8f4efce3266255b94cf92e199598b6421e3b42

SHA256
1826a3d651ac41adf1d8fb368a60e7d84ece1b7fd3461fea05c2d4a6d7b6f4c0

SHA512
6e8e5f2bddc0eec764fe604e74507d6d1c8bf3af9aceedecbccdc64eda626d33033551988747bc29ffdf4b0d7cf2c1075f8f3c8502e6b0abcff85f3189ac16f3

Download Submit
memory/3100-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3100-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3100-135460-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3100-135463-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3100-135464-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3100-135467-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3100-135471-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4132-2-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4132-1-0x0000000002220000-0x0000000002243000-memory.dmp

Filesize
140KB

Download
memory/4132-41516-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download