cheetahkeylogger | 6ee95360b744269183b9f19b9474f831224dbd90d27e67e5b2c5701f69938e4e

General

Target

Vital Information.exe
Size

298KB
MD5

83be83f2a2c21bfa43836b8faa2a3f05
SHA1

f9959adb63dcc148071c7ca0dbc7378747ef555a
SHA256

6ee95360b744269183b9f19b9474f831224dbd90d27e67e5b2c5701f69938e4e
SHA512

803672f863747f7b3ccfa53182b06bd59d73fff53dd3c923975065aafdb88d1424f7e76ae4b4f1f89c32e96664fdfd92c88a7e83d178c6723f888d818719fb5a

Score

10^/10

cheetahkeylogger agilenet keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.aviner.co.za
Port:
587
Username:
christine@aviner.co.za
Password:
NoLimits@

Signatures

Cheetah Keylogger
Cheetah is a keylogger and info stealer first seen in March 2020.
stealer keylogger cheetahkeylogger

Cheetah Keylogger Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/644-18-0x00000000024F0000-0x0000000002521000-memory.dmp	family_cheetahkeylogger

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

644 InstallUtil.exe

pid	process
644	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/652-3-0x00000000014E0000-0x00000000014EF000-memory.dmp	agile_net

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

14 ifconfig.me
Suspicious use of SetThreadContext 1 IoCs

Processes:

Vital Information.exe

description pid process target process

PID 652 set thread context of 644 652 Vital Information.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Vital Information.exeInstallUtil.exe

pid process

652 Vital Information.exe
652 Vital Information.exe
652 Vital Information.exe
644 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Vital Information.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 652 Vital Information.exe
Token: SeDebugPrivilege 644 InstallUtil.exe

flow	ioc
14	ifconfig.me

description	pid	process	target process
PID 652 set thread context of 644	652	Vital Information.exe	InstallUtil.exe

pid	process
652	Vital Information.exe
652	Vital Information.exe
652	Vital Information.exe
644	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	652	Vital Information.exe
Token: SeDebugPrivilege	644	InstallUtil.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

Vital Information.exe

description	pid	process	target process
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe
PID 652 wrote to memory of 644	652	Vital Information.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\Vital Information.exe
"C:\Users\Admin\AppData\Local\Temp\Vital Information.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:652

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:644

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/644-18-0x00000000024F0000-0x0000000002521000-memory.dmp

Filesize
196KB

Download
memory/644-12-0x000000000041FE5E-mapping.dmp

Download
memory/644-24-0x0000000006450000-0x0000000006451000-memory.dmp

Filesize
4KB

Download
memory/644-23-0x0000000005F30000-0x0000000005F31000-memory.dmp

Filesize
4KB

Download
memory/644-22-0x0000000005A60000-0x0000000005A61000-memory.dmp

Filesize
4KB

Download
memory/644-20-0x0000000005100000-0x0000000005101000-memory.dmp

Filesize
4KB

Download
memory/644-16-0x0000000000360000-0x0000000000382000-memory.dmp

Filesize
136KB

Download
memory/644-15-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/652-8-0x00000000065E0000-0x00000000065E1000-memory.dmp

Filesize
4KB

Download
memory/652-3-0x00000000014E0000-0x00000000014EF000-memory.dmp

Filesize
60KB

Download
memory/652-1-0x0000000000B00000-0x0000000000B01000-memory.dmp

Filesize
4KB

Download
memory/652-10-0x0000000006630000-0x0000000006631000-memory.dmp

Filesize
4KB

Download
memory/652-9-0x0000000006470000-0x0000000006472000-memory.dmp

Filesize
8KB

Download
memory/652-0-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/652-4-0x0000000005900000-0x0000000005901000-memory.dmp

Filesize
4KB

Download
memory/652-7-0x0000000006460000-0x0000000006462000-memory.dmp

Filesize
8KB

Download
memory/652-6-0x0000000006020000-0x0000000006021000-memory.dmp

Filesize
4KB

Download
memory/652-5-0x0000000005560000-0x0000000005562000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads