snakekeylogger | a5ae22128aff34bd1d5ed68591a887bbe3d53e9f170b253593ce27c9e6854687

General

Target

SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
Size

1.5MB
MD5

ab565e8240a1f6b736c4ddbaf1b4c367
SHA1

c2c9e564cf368505dd7ae451d290ebb435f0389e
SHA256

a5ae22128aff34bd1d5ed68591a887bbe3d53e9f170b253593ce27c9e6854687
SHA512

d0d2060fa61e6138019435340bc6ece35973e8aba7102e86b120f67f8673f5db08b16f81cfc66673799df92a5bf6e217b800de08066f7614dbbd3d579b15db98

Score

10^/10

snakekeylogger keylogger persistence spyware stealer

Malware Config

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3968-27-0x0000000000400000-0x0000000000468000-memory.dmp	family_snakekeylogger
behavioral2/memory/3968-28-0x000000000046373E-mapping.dmp	family_snakekeylogger

Executes dropped EXE 2 IoCs

Processes:

mpog.exeInstallUtil.exe

pid process

3432 mpog.exe
3968 InstallUtil.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

pid	process
3432	mpog.exe
3968	InstallUtil.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\snwy = "C:\\Users\\Admin\\mpog.exe"	reg.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

15 checkip.dyndns.org
18 freegeoip.app
19 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

mpog.exe

description pid process target process

PID 3432 set thread context of 3968 3432 mpog.exe InstallUtil.exe

flow	ioc
15	checkip.dyndns.org
18	freegeoip.app
19	freegeoip.app

description	pid	process	target process
PID 3432 set thread context of 3968	3432	mpog.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exempog.exeInstallUtil.exe

pid	process
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
3432	mpog.exe
3432	mpog.exe
3968	InstallUtil.exe
3968	InstallUtil.exe
3968	InstallUtil.exe
3968	InstallUtil.exe
3968	InstallUtil.exe
3968	InstallUtil.exe
3968	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exempog.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
Token: SeDebugPrivilege	3432	mpog.exe
Token: SeDebugPrivilege	3968	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.execmd.exempog.exe

description	pid	process	target process
PID 496 wrote to memory of 1600	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe	cmd.exe
PID 496 wrote to memory of 1600	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe	cmd.exe
PID 496 wrote to memory of 1600	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe	cmd.exe
PID 1600 wrote to memory of 1604	1600	cmd.exe	reg.exe
PID 1600 wrote to memory of 1604	1600	cmd.exe	reg.exe
PID 1600 wrote to memory of 1604	1600	cmd.exe	reg.exe
PID 496 wrote to memory of 3432	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe	mpog.exe
PID 496 wrote to memory of 3432	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe	mpog.exe
PID 496 wrote to memory of 3432	496	SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe	mpog.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe
PID 3432 wrote to memory of 3968	3432	mpog.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.509.8504.4046.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:496

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "snwy" /t REG_SZ /d "C:\Users\Admin\mpog.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "snwy" /t REG_SZ /d "C:\Users\Admin\mpog.exe"
3⤵
- Adds Run key to start application
PID:1604

C:\Users\Admin\mpog.exe
"C:\Users\Admin\mpog.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3432

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

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\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
C:\Users\Admin\mpog.exe
MD5
ab565e8240a1f6b736c4ddbaf1b4c367

SHA1
c2c9e564cf368505dd7ae451d290ebb435f0389e

SHA256
a5ae22128aff34bd1d5ed68591a887bbe3d53e9f170b253593ce27c9e6854687

SHA512
d0d2060fa61e6138019435340bc6ece35973e8aba7102e86b120f67f8673f5db08b16f81cfc66673799df92a5bf6e217b800de08066f7614dbbd3d579b15db98

Download Submit
C:\Users\Admin\mpog.exe
MD5
ab565e8240a1f6b736c4ddbaf1b4c367

SHA1
c2c9e564cf368505dd7ae451d290ebb435f0389e

SHA256
a5ae22128aff34bd1d5ed68591a887bbe3d53e9f170b253593ce27c9e6854687

SHA512
d0d2060fa61e6138019435340bc6ece35973e8aba7102e86b120f67f8673f5db08b16f81cfc66673799df92a5bf6e217b800de08066f7614dbbd3d579b15db98

Download Submit
memory/496-9-0x0000000007800000-0x0000000007801000-memory.dmp

Filesize
4KB

Download
memory/496-8-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

Filesize
4KB

Download
memory/496-7-0x0000000004E40000-0x0000000004E41000-memory.dmp

Filesize
4KB

Download
memory/496-12-0x0000000004FD1000-0x0000000004FD2000-memory.dmp

Filesize
4KB

Download
memory/496-6-0x0000000004E20000-0x0000000004E3E000-memory.dmp

Filesize
120KB

Download
memory/496-5-0x0000000004E50000-0x0000000004E51000-memory.dmp

Filesize
4KB

Download
memory/496-2-0x0000000073AD0000-0x00000000741BE000-memory.dmp

Filesize
6.9MB

Download
memory/496-3-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/1600-10-0x0000000000000000-mapping.dmp

Download
memory/1604-11-0x0000000000000000-mapping.dmp

Download
memory/3432-16-0x0000000073AD0000-0x00000000741BE000-memory.dmp

Filesize
6.9MB

Download
memory/3432-24-0x0000000008DA0000-0x0000000008DAB000-memory.dmp

Filesize
44KB

Download
memory/3432-25-0x000000000C250000-0x000000000C251000-memory.dmp

Filesize
4KB

Download
memory/3432-26-0x0000000005A51000-0x0000000005A52000-memory.dmp

Filesize
4KB

Download
memory/3432-21-0x0000000005A50000-0x0000000005A51000-memory.dmp

Filesize
4KB

Download
memory/3432-13-0x0000000000000000-mapping.dmp

Download
memory/3968-27-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/3968-28-0x000000000046373E-mapping.dmp

Download
memory/3968-31-0x0000000073AD0000-0x00000000741BE000-memory.dmp

Filesize
6.9MB

Download
memory/3968-34-0x0000000005AE0000-0x0000000005AE1000-memory.dmp

Filesize
4KB

Download
memory/3968-36-0x00000000056D0000-0x00000000056D1000-memory.dmp

Filesize
4KB

Download
memory/3968-37-0x00000000067B0000-0x00000000067B1000-memory.dmp

Filesize
4KB

Download
memory/3968-39-0x0000000006A50000-0x0000000006A51000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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