snakekeylogger | e0568a1b9f5de82ff98e314fcd590ee101e0189c2b62052a38f512c5d50e5920

General

Target

SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
Size

1.5MB
MD5

fb5363e0cae049792ad0705042daaaa4
SHA1

ecac4b6890de7ce53acdd794bf42cfb2019ad76e
SHA256

e0568a1b9f5de82ff98e314fcd590ee101e0189c2b62052a38f512c5d50e5920
SHA512

753ea44b69b17e03ae7e6b3ec5f2e304472c5a80da855b5ff8592d9fa0466aa590c6ba1eedf9ffe62560c6324e22f527d6e0ac810991d3df0c4a255bc5fdcaec

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/1688-27-0x0000000000400000-0x0000000000468000-memory.dmp	family_snakekeylogger
behavioral2/memory/1688-28-0x00000000004638FE-mapping.dmp	family_snakekeylogger

Executes dropped EXE 2 IoCs

Processes:

jra.exeInstallUtil.exe

pid process

368 jra.exe
1688 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
368	jra.exe
1688	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\fxyt = "C:\\Users\\Admin\\jra.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

13 checkip.dyndns.org
16 freegeoip.app
17 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

jra.exe

description pid process target process

PID 368 set thread context of 1688 368 jra.exe InstallUtil.exe

flow	ioc
13	checkip.dyndns.org
16	freegeoip.app
17	freegeoip.app

description	pid	process	target process
PID 368 set thread context of 1688	368	jra.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exejra.exeInstallUtil.exe

pid	process
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
368	jra.exe
368	jra.exe
1688	InstallUtil.exe
1688	InstallUtil.exe
1688	InstallUtil.exe
1688	InstallUtil.exe
1688	InstallUtil.exe
1688	InstallUtil.exe
1688	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exejra.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
Token: SeDebugPrivilege	368	jra.exe
Token: SeDebugPrivilege	1688	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.execmd.exejra.exe

description	pid	process	target process
PID 4692 wrote to memory of 3096	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe	cmd.exe
PID 4692 wrote to memory of 3096	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe	cmd.exe
PID 4692 wrote to memory of 3096	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe	cmd.exe
PID 3096 wrote to memory of 508	3096	cmd.exe	reg.exe
PID 3096 wrote to memory of 508	3096	cmd.exe	reg.exe
PID 3096 wrote to memory of 508	3096	cmd.exe	reg.exe
PID 4692 wrote to memory of 368	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe	jra.exe
PID 4692 wrote to memory of 368	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe	jra.exe
PID 4692 wrote to memory of 368	4692	SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe	jra.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe
PID 368 wrote to memory of 1688	368	jra.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.fb5363e0cae04979.19519.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "fxyt" /t REG_SZ /d "C:\Users\Admin\jra.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3096

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "fxyt" /t REG_SZ /d "C:\Users\Admin\jra.exe"
3⤵
- Adds Run key to start application
PID:508

C:\Users\Admin\jra.exe
"C:\Users\Admin\jra.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:368

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:1688

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\jra.exe
MD5
fb5363e0cae049792ad0705042daaaa4

SHA1
ecac4b6890de7ce53acdd794bf42cfb2019ad76e

SHA256
e0568a1b9f5de82ff98e314fcd590ee101e0189c2b62052a38f512c5d50e5920

SHA512
753ea44b69b17e03ae7e6b3ec5f2e304472c5a80da855b5ff8592d9fa0466aa590c6ba1eedf9ffe62560c6324e22f527d6e0ac810991d3df0c4a255bc5fdcaec

Download Submit
C:\Users\Admin\jra.exe
MD5
fb5363e0cae049792ad0705042daaaa4

SHA1
ecac4b6890de7ce53acdd794bf42cfb2019ad76e

SHA256
e0568a1b9f5de82ff98e314fcd590ee101e0189c2b62052a38f512c5d50e5920

SHA512
753ea44b69b17e03ae7e6b3ec5f2e304472c5a80da855b5ff8592d9fa0466aa590c6ba1eedf9ffe62560c6324e22f527d6e0ac810991d3df0c4a255bc5fdcaec

Download Submit
memory/368-26-0x00000000053A1000-0x00000000053A2000-memory.dmp

Filesize
4KB

Download
memory/368-25-0x000000000BCC0000-0x000000000BCC1000-memory.dmp

Filesize
4KB

Download
memory/368-24-0x0000000007EC0000-0x0000000007ECB000-memory.dmp

Filesize
44KB

Download
memory/368-23-0x00000000053A0000-0x00000000053A1000-memory.dmp

Filesize
4KB

Download
memory/368-16-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/368-13-0x0000000000000000-mapping.dmp

Download
memory/508-11-0x0000000000000000-mapping.dmp

Download
memory/1688-27-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/1688-28-0x00000000004638FE-mapping.dmp

Download
memory/1688-39-0x00000000065D0000-0x00000000065D1000-memory.dmp

Filesize
4KB

Download
memory/1688-37-0x0000000006650000-0x0000000006651000-memory.dmp

Filesize
4KB

Download
memory/1688-36-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/1688-34-0x0000000005B40000-0x0000000005B41000-memory.dmp

Filesize
4KB

Download
memory/1688-31-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/3096-10-0x0000000000000000-mapping.dmp

Download
memory/4692-2-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/4692-5-0x0000000005640000-0x0000000005641000-memory.dmp

Filesize
4KB

Download
memory/4692-3-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

Filesize
4KB

Download
memory/4692-12-0x0000000005861000-0x0000000005862000-memory.dmp

Filesize
4KB

Download
memory/4692-6-0x0000000005860000-0x0000000005861000-memory.dmp

Filesize
4KB

Download
memory/4692-7-0x0000000002FF0000-0x000000000300E000-memory.dmp

Filesize
120KB

Download
memory/4692-8-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/4692-9-0x0000000008010000-0x0000000008011000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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