6ac1fdf01fcddc16135977cf363ab0c6f8112bd9e2d23e93ef8682df2aa0fb4c

General

Target

8b8606e0a27455dfe2079fb49048b050.exe
Size

530KB
MD5

8b8606e0a27455dfe2079fb49048b050
SHA1

548225a1f46c8cf6856c0bf5cb848d4fdee9e540
SHA256

6ac1fdf01fcddc16135977cf363ab0c6f8112bd9e2d23e93ef8682df2aa0fb4c
SHA512

95215e1ad4f8666675c5d8eb65cf51a49b926a79f9485ddc0561c31cb60d792863aceacc33380be5ca17291da60cfa526bcf98b78b7792a20f3528acf6409b30
SSDEEP

12288:smaYaQN+d1yKDqA86koH7GW50iRyw7r21Ruo1WAA:SYjN+dpbSW50OH21/1WAA

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2176	qcT3oIOAb9G0Fwd.exe
3008	CTS.exe

Loads dropped DLL 2 IoCs

pid	Process
2060	8b8606e0a27455dfe2079fb49048b050.exe
2060	8b8606e0a27455dfe2079fb49048b050.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/2060-1-0x0000000000B20000-0x0000000000B39000-memory.dmp	upx
behavioral1/files/0x0009000000016a29-16.dat	upx
behavioral1/memory/2060-14-0x0000000000B20000-0x0000000000B39000-memory.dmp	upx
behavioral1/memory/3008-17-0x00000000009D0000-0x00000000009E9000-memory.dmp	upx
behavioral1/memory/3008-20-0x00000000009D0000-0x00000000009E9000-memory.dmp	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"	8b8606e0a27455dfe2079fb49048b050.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	8b8606e0a27455dfe2079fb49048b050.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2060	8b8606e0a27455dfe2079fb49048b050.exe
Token: SeDebugPrivilege	3008	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2176	2060	8b8606e0a27455dfe2079fb49048b050.exe	28
PID 2060 wrote to memory of 2176	2060	8b8606e0a27455dfe2079fb49048b050.exe	28
PID 2060 wrote to memory of 2176	2060	8b8606e0a27455dfe2079fb49048b050.exe	28
PID 2060 wrote to memory of 2176	2060	8b8606e0a27455dfe2079fb49048b050.exe	28
PID 2060 wrote to memory of 3008	2060	8b8606e0a27455dfe2079fb49048b050.exe	29
PID 2060 wrote to memory of 3008	2060	8b8606e0a27455dfe2079fb49048b050.exe	29
PID 2060 wrote to memory of 3008	2060	8b8606e0a27455dfe2079fb49048b050.exe	29
PID 2060 wrote to memory of 3008	2060	8b8606e0a27455dfe2079fb49048b050.exe	29

C:\Users\Admin\AppData\Local\Temp\8b8606e0a27455dfe2079fb49048b050.exe
"C:\Users\Admin\AppData\Local\Temp\8b8606e0a27455dfe2079fb49048b050.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\qcT3oIOAb9G0Fwd.exe
  C:\Users\Admin\AppData\Local\Temp\qcT3oIOAb9G0Fwd.exe
  2⤵
  - Executes dropped EXE
  PID:2176
- 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:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\CTS.exe

Filesize
82KB

MD5
546ffd2b72777e6a9e350780b79f99d4

SHA1
a620be74a2f432656e38e51cd02fbdc3e3b312c2

SHA256
c651b378896fad56ddeb1fec2c578a822bbb13269ec881f9420bbf47c9fbfbb5

SHA512
57d49f830f9774ef0a4b6d026211360ea4ebcc6b236b72107401284559c7c589733bccc8af10c5a0cee5b97880d24a4e9954beb81887b1b124f8a42cca456fac

Download Submit
\Users\Admin\AppData\Local\Temp\qcT3oIOAb9G0Fwd.exe

Filesize
447KB

MD5
3f461ca3e3d9da036cf1a4a06ddf4fb4

SHA1
15395e4b656cee3a708bc50c1094e3fa0c46802e

SHA256
cd8e84c1f8d1ee3a7014343e3fb236329d2b67c1ec233ea4b208d99e3f95105b

SHA512
d0cb3f56db648c9ee151990260a864cdcd0d508a1dafcd741d8b2ccd8f73ba29607f384a4e2752502419cfd4a41d2288d7c3ffec93925be85fc39dad9c01e7f5

Download Submit
memory/2060-1-0x0000000000B20000-0x0000000000B39000-memory.dmp

Filesize
100KB

Download
memory/2060-14-0x0000000000B20000-0x0000000000B39000-memory.dmp

Filesize
100KB

Download
memory/3008-17-0x00000000009D0000-0x00000000009E9000-memory.dmp

Filesize
100KB

Download
memory/3008-20-0x00000000009D0000-0x00000000009E9000-memory.dmp

Filesize
100KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads