c3c9afbfdcf72bf685fa954ac44b0e4d48d29a6b17a313d99ede9589516fc368

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
08/04/2024, 18:50

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General

Target

e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe
Size

29KB
MD5

e829f8f406a4f5160af7b260f0def728
SHA1

91a292794da40d36c93f586a75aeac5cc2925279
SHA256

c3c9afbfdcf72bf685fa954ac44b0e4d48d29a6b17a313d99ede9589516fc368
SHA512

befa3f33013afe82e777424f7fbb47044283e95f58e8055c05de194ed4c6c60bc9788a8573e5d5714c4a107088387db2546de4ed804d2593143aa8f9587feb7a
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFId:SKcR4mjD9r823F0

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2252	CTS.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2848-0-0x0000000000080000-0x0000000000097000-memory.dmp	upx
behavioral1/memory/2848-8-0x0000000000080000-0x0000000000097000-memory.dmp	upx
behavioral1/memory/2252-12-0x0000000001350000-0x0000000001367000-memory.dmp	upx
behavioral1/files/0x000a000000014f57-7.dat	upx
behavioral1/files/0x000d000000012253-14.dat	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe
Token: SeDebugPrivilege	2252	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2252	2848	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe	28
PID 2848 wrote to memory of 2252	2848	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe	28
PID 2848 wrote to memory of 2252	2848	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe	28
PID 2848 wrote to memory of 2252	2848	e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e829f8f406a4f5160af7b260f0def728_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2252

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ovVeaS1lrseAxB3.exe

Filesize
29KB

MD5
d6823772a27d22397fa7e4d83fc1ce33

SHA1
63c313953de96d5f30a6c6fb73b089b02b2603b3

SHA256
24ea5e4d1e238043c2e47ca3e656d333341c0739739127252404cc13b275430b

SHA512
6b6f23544ebdf417f9f742af034f6d39cd5ff10b517c3c042d20f83f196eeb5805636b520da26aee3dfd78dfb0e0be16a3c904dfb70e5e05089dc2c0ef4e8bcb

Download Submit
C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
memory/2252-12-0x0000000001350000-0x0000000001367000-memory.dmp

Filesize
92KB

Download
memory/2848-0-0x0000000000080000-0x0000000000097000-memory.dmp

Filesize
92KB

Download
memory/2848-9-0x0000000000190000-0x00000000001A7000-memory.dmp

Filesize
92KB

Download
memory/2848-8-0x0000000000080000-0x0000000000097000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads