abeae228298701d39dd08a002c88c0ea95bed2285d2acdeaf37a48c4c5e6278a

General

Target

2b2641c5ea9d7b0dbc7f28cef989b99d.exe
Size

363KB
MD5

2b2641c5ea9d7b0dbc7f28cef989b99d
SHA1

ccd079663d150eecf4bfec503daeff98856ead19
SHA256

abeae228298701d39dd08a002c88c0ea95bed2285d2acdeaf37a48c4c5e6278a
SHA512

43335e148ce65bea289f96e568831591cf71faf078836acfa4706825235c0666d2441f0608e7ece97849fb5bb88ea85075c692ad45a3e407da80e2d13c450fae
SSDEEP

6144:hG4S3utBm1/JIq5afHY2ui5Ne9gvovD/awhAlYHMLddo9NQEeQiOJu:hgutIX5SpQgGD/awelYHM52CEFVJu

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1644	QsIYQF067KxIzYy.exe
2340	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
1288	2b2641c5ea9d7b0dbc7f28cef989b99d.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/1288-0-0x00000000000F0000-0x0000000000107000-memory.dmp	upx
behavioral1/memory/1288-8-0x0000000000110000-0x0000000000127000-memory.dmp	upx
behavioral1/memory/2340-16-0x00000000000D0000-0x00000000000E7000-memory.dmp	upx
behavioral1/files/0x000b0000000152bc-15.dat	upx
behavioral1/memory/1288-12-0x00000000000F0000-0x0000000000107000-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"	2b2641c5ea9d7b0dbc7f28cef989b99d.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	2b2641c5ea9d7b0dbc7f28cef989b99d.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1288	2b2641c5ea9d7b0dbc7f28cef989b99d.exe
Token: SeDebugPrivilege	2340	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2340	1288	2b2641c5ea9d7b0dbc7f28cef989b99d.exe	29
PID 1288 wrote to memory of 2340	1288	2b2641c5ea9d7b0dbc7f28cef989b99d.exe	29
PID 1288 wrote to memory of 2340	1288	2b2641c5ea9d7b0dbc7f28cef989b99d.exe	29
PID 1288 wrote to memory of 2340	1288	2b2641c5ea9d7b0dbc7f28cef989b99d.exe	29

C:\Users\Admin\AppData\Local\Temp\2b2641c5ea9d7b0dbc7f28cef989b99d.exe
"C:\Users\Admin\AppData\Local\Temp\2b2641c5ea9d7b0dbc7f28cef989b99d.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:1288
- C:\Users\Admin\AppData\Local\Temp\QsIYQF067KxIzYy.exe
  C:\Users\Admin\AppData\Local\Temp\QsIYQF067KxIzYy.exe
  2⤵
  - Executes dropped EXE
  PID:1644
- 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:2340

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\QsIYQF067KxIzYy.exe

Filesize
363KB

MD5
409ae75efa2159e6b1b359dd249563f3

SHA1
72461bcace1188f1888353f6310c4dca090d9b20

SHA256
25926b67fe73e29d73f6e8c5adf2b851b9b5e28174371517c0ebac7b66c7fcb4

SHA512
2131eda88c64495791bbcdf0a409e750d4aaa45bfb77e0d5cffde8b3b6ca7b741509d46118efce440bd5436fa6d626976bce41f0f49c0cef919c80e51822a93c

Download Submit
C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
\Users\Admin\AppData\Local\Temp\QsIYQF067KxIzYy.exe

Filesize
334KB

MD5
f310d4e936b68a5d76b7b808507e99f9

SHA1
6dccf493508f97212688413bec28f86befbff8e2

SHA256
58b7e175725ddf68a7a6c891889daaa3b7d4f90c14bfcff287cb3336cbd7da60

SHA512
daead56dfdd7b4a7a8fabdc6e12144273aae244aa90817d76281e5a7414e3f07ca2761f481bda91a47fc3c1c911ff1783e7421e566e3b3fc59b443de141d9e5d

Download Submit
memory/1288-0-0x00000000000F0000-0x0000000000107000-memory.dmp

Filesize
92KB

Download
memory/1288-8-0x0000000000110000-0x0000000000127000-memory.dmp

Filesize
92KB

Download
memory/1288-13-0x0000000000110000-0x0000000000127000-memory.dmp

Filesize
92KB

Download
memory/1288-12-0x00000000000F0000-0x0000000000107000-memory.dmp

Filesize
92KB

Download
memory/2340-16-0x00000000000D0000-0x00000000000E7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads