5cb11dbb235ae708dc7ff012f5d8eb8e592494b5a0a645645ebbd7412db736ca

General

Target

bb76f55af1c6d21cb61b595bc0650ea8.exe
Size

363KB
MD5

bb76f55af1c6d21cb61b595bc0650ea8
SHA1

2e56c79cb7224a20ce2a4aa48f0cb0edeee3c8d4
SHA256

5cb11dbb235ae708dc7ff012f5d8eb8e592494b5a0a645645ebbd7412db736ca
SHA512

b2087b4432be36ada19d9da4a02a1cbad2058f2de0b33362f53b100ca1de3fd0d59b87d485090bc012f4dd52e795b8002321b870ae3e540c3c5dd1b81c6efee8
SSDEEP

6144:hGKI8HsXg10K4XiuE356k9Nb2FmZW2X2+W9YIupNE7H+vX0pTNFWKDpL2Js9u9OX:hjMST4yuEYFIZWcUhuXkxNoKNixOX

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1752	mNqB6puBuUL9ymo.exe
2088	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
1176	bb76f55af1c6d21cb61b595bc0650ea8.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/1176-0-0x0000000000190000-0x00000000001A7000-memory.dmp	upx
behavioral1/files/0x0009000000014738-10.dat	upx
behavioral1/memory/2088-16-0x0000000000C60000-0x0000000000C77000-memory.dmp	upx
behavioral1/memory/1176-12-0x0000000000190000-0x00000000001A7000-memory.dmp	upx
behavioral1/files/0x000c00000001224c-19.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"	bb76f55af1c6d21cb61b595bc0650ea8.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	bb76f55af1c6d21cb61b595bc0650ea8.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1176	bb76f55af1c6d21cb61b595bc0650ea8.exe
Token: SeDebugPrivilege	2088	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 2088	1176	bb76f55af1c6d21cb61b595bc0650ea8.exe	29
PID 1176 wrote to memory of 2088	1176	bb76f55af1c6d21cb61b595bc0650ea8.exe	29
PID 1176 wrote to memory of 2088	1176	bb76f55af1c6d21cb61b595bc0650ea8.exe	29
PID 1176 wrote to memory of 2088	1176	bb76f55af1c6d21cb61b595bc0650ea8.exe	29

C:\Users\Admin\AppData\Local\Temp\bb76f55af1c6d21cb61b595bc0650ea8.exe
"C:\Users\Admin\AppData\Local\Temp\bb76f55af1c6d21cb61b595bc0650ea8.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:1176
- C:\Users\Admin\AppData\Local\Temp\mNqB6puBuUL9ymo.exe
  C:\Users\Admin\AppData\Local\Temp\mNqB6puBuUL9ymo.exe
  2⤵
  - Executes dropped EXE
  PID:1752
- 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:2088

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:\Users\Admin\AppData\Local\Temp\mNqB6puBuUL9ymo.exe

Filesize
363KB

MD5
d6256a74e7030b418ed75b0c81458b79

SHA1
42676737981024375d071a7760bd35c58dfabe9b

SHA256
f39652309cc4792c237ebf87ee60872fde3be37b2c70fb3009468bc6a1aa25ff

SHA512
7c20d7c073195f0e82fc5a391d6608d583f8d1d38612f09ccc5c613497dadd345f6c222a7650568caf5be651285008aeb4afbec4c54c40a38d1b194a705ff174

Download Submit
C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
\Users\Admin\AppData\Local\Temp\mNqB6puBuUL9ymo.exe

Filesize
334KB

MD5
f310d4e936b68a5d76b7b808507e99f9

SHA1
6dccf493508f97212688413bec28f86befbff8e2

SHA256
58b7e175725ddf68a7a6c891889daaa3b7d4f90c14bfcff287cb3336cbd7da60

SHA512
daead56dfdd7b4a7a8fabdc6e12144273aae244aa90817d76281e5a7414e3f07ca2761f481bda91a47fc3c1c911ff1783e7421e566e3b3fc59b443de141d9e5d

Download Submit
memory/1176-0-0x0000000000190000-0x00000000001A7000-memory.dmp

Filesize
92KB

Download
memory/1176-15-0x0000000000130000-0x0000000000147000-memory.dmp

Filesize
92KB

Download
memory/1176-12-0x0000000000190000-0x00000000001A7000-memory.dmp

Filesize
92KB

Download
memory/1176-11-0x0000000000130000-0x0000000000147000-memory.dmp

Filesize
92KB

Download
memory/1176-25-0x0000000000130000-0x0000000000147000-memory.dmp

Filesize
92KB

Download
memory/2088-16-0x0000000000C60000-0x0000000000C77000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads