cheetahkeylogger | e0dd9126e9038ec946d016833bad57afb1d3eb06e453ec8a0bdd60661e6a3da2

General

Target

Purchase Order.exe
Size

282KB
MD5

b861f4c2cd486258a79a2078c58885e8
SHA1

a52c73cecef8c37bcaf95aeeb456580544a6e27c
SHA256

e0dd9126e9038ec946d016833bad57afb1d3eb06e453ec8a0bdd60661e6a3da2
SHA512

2d51a0096e6c99209bbd020f8523143c1651567296e3123cc4650e9809dc5c5f560fa8b1848d18cd240a53f5ae9fcfbf11bca98eb04d2a678f6d45c682d36371

Score

10^/10

cheetahkeylogger 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
behavioral1/memory/776-13-0x0000000000430000-0x0000000000466000-memory.dmp	family_cheetahkeylogger

Executes dropped EXE 1 IoCs

Processes:

svhost.exe

pid process

776 svhost.exe
Loads dropped DLL 1 IoCs

Processes:

Purchase Order.exe

pid process

672 Purchase Order.exe
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

3 ifconfig.me

flow	ioc
3	ifconfig.me

Suspicious use of NtSetInformationThreadHideFromDebugger 201 IoCs

Processes:

svhost.exe

pid	process
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order.exe

description pid process target process

PID 672 set thread context of 776 672 Purchase Order.exe svhost.exe

description	pid	process	target process
PID 672 set thread context of 776	672	Purchase Order.exe	svhost.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

svhost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	svhost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	svhost.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

Purchase Order.exesvhost.exe

pid	process
672	Purchase Order.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe
776	svhost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Purchase Order.exesvhost.exe

description pid process

Token: SeDebugPrivilege 672 Purchase Order.exe
Token: SeDebugPrivilege 776 svhost.exe

description	pid	process
Token: SeDebugPrivilege	672	Purchase Order.exe
Token: SeDebugPrivilege	776	svhost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Purchase Order.exe

description	pid	process	target process
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe
PID 672 wrote to memory of 776	672	Purchase Order.exe	svhost.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:672

C:\Users\Admin\AppData\Local\Temp\svhost.exe
"C:\Users\Admin\AppData\Local\Temp\svhost.exe"
2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:776

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

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\svhost.exe
MD5
9af17c8393f0970ee5136bd3ffa27001

SHA1
4b285b72c1a11285a25f31f2597e090da6bbc049

SHA256
71d6a7a3fe5f8dc878cd5bdeca0e09177efb85c01e9a8a10a95262cabefaa019

SHA512
b90f7de7d5ce72dccb264c7ba609e173c529b9d99ed9a63f88632bc58b1a994bbb727365f519c73b979f8918bd6de3c39a9f0347eb3a4bccdce4b2772a6516a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\svhost.exe
MD5
9af17c8393f0970ee5136bd3ffa27001

SHA1
4b285b72c1a11285a25f31f2597e090da6bbc049

SHA256
71d6a7a3fe5f8dc878cd5bdeca0e09177efb85c01e9a8a10a95262cabefaa019

SHA512
b90f7de7d5ce72dccb264c7ba609e173c529b9d99ed9a63f88632bc58b1a994bbb727365f519c73b979f8918bd6de3c39a9f0347eb3a4bccdce4b2772a6516a3

Download Submit
\Users\Admin\AppData\Local\Temp\svhost.exe
MD5
9af17c8393f0970ee5136bd3ffa27001

SHA1
4b285b72c1a11285a25f31f2597e090da6bbc049

SHA256
71d6a7a3fe5f8dc878cd5bdeca0e09177efb85c01e9a8a10a95262cabefaa019

SHA512
b90f7de7d5ce72dccb264c7ba609e173c529b9d99ed9a63f88632bc58b1a994bbb727365f519c73b979f8918bd6de3c39a9f0347eb3a4bccdce4b2772a6516a3

Download Submit
memory/672-0-0x0000000073DF0000-0x00000000744DE000-memory.dmp

Filesize
6.9MB

Download
memory/672-1-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/776-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/776-5-0x0000000000422DDE-mapping.dmp

Download
memory/776-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/776-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/776-10-0x0000000073DF0000-0x00000000744DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-13-0x0000000000430000-0x0000000000466000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads