b05fd1fa8cff567c0999d87cc0827b8aa72a85f0939687bd69310df68d0c581a

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 04:12

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General

Target

0e05a528d42ff7150ab12e2264c8b718.exe
Size

59KB
MD5

0e05a528d42ff7150ab12e2264c8b718
SHA1

e7e887c1aca6656d3b51fef9120027a6f69d0e0c
SHA256

b05fd1fa8cff567c0999d87cc0827b8aa72a85f0939687bd69310df68d0c581a
SHA512

58f6f5bb68d9d5ba8640d47d87a23e97ba8ef789210bfacb74228be033996251a0b3f5971305d6a8cc458b98b21054c05d32afda3cee80591b54f7910fe56f83
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z38:SKcR4mjD9r823FHKcR4mjD9r823Fl

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2288	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/2456-0-0x00000000000E0000-0x00000000000F7000-memory.dmp	upx
behavioral1/memory/2456-8-0x00000000000E0000-0x00000000000F7000-memory.dmp	upx
behavioral1/files/0x000a000000012251-7.dat	upx
behavioral1/memory/2288-12-0x00000000001A0000-0x00000000001B7000-memory.dmp	upx
behavioral1/files/0x000a000000012248-15.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"	0e05a528d42ff7150ab12e2264c8b718.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	0e05a528d42ff7150ab12e2264c8b718.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2456	0e05a528d42ff7150ab12e2264c8b718.exe
Token: SeDebugPrivilege	2288	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2456 wrote to memory of 2288	2456	0e05a528d42ff7150ab12e2264c8b718.exe	28
PID 2456 wrote to memory of 2288	2456	0e05a528d42ff7150ab12e2264c8b718.exe	28
PID 2456 wrote to memory of 2288	2456	0e05a528d42ff7150ab12e2264c8b718.exe	28
PID 2456 wrote to memory of 2288	2456	0e05a528d42ff7150ab12e2264c8b718.exe	28

C:\Users\Admin\AppData\Local\Temp\0e05a528d42ff7150ab12e2264c8b718.exe
"C:\Users\Admin\AppData\Local\Temp\0e05a528d42ff7150ab12e2264c8b718.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2456
- 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:2288

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\FydLQQII604q9xp.exe

Filesize
59KB

MD5
ec43affe0d02f5df514e49a3474180ba

SHA1
638fa9345624a18ff150994f449c70c2d75085f9

SHA256
8ac283b47eb73773fda7f60c4ba67f38f5d445972d044ec327b49974ec7ed504

SHA512
43362b55a9ee96887bf786bbf49238a2d9ecd0c0d7802cb53484c84310e0a22daa2c7984e3a03380249abec2da55643f2f842d77a6c1aa3800f83abf5b8fc80c

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/2288-12-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/2456-0-0x00000000000E0000-0x00000000000F7000-memory.dmp

Filesize
92KB

Download
memory/2456-9-0x0000000000100000-0x0000000000117000-memory.dmp

Filesize
92KB

Download
memory/2456-8-0x00000000000E0000-0x00000000000F7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads