snakekeylogger | 0a60df58d49b3130bb9e884d50536bcdad537ab2409ddbe7fd5112d008b34445

General

Target

SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
Size

1.2MB
MD5

c6ed883e737bd466e1c705c37f26a0fa
SHA1

c61173ecb3e87cb61f867b0699e86e5948dd207a
SHA256

0a60df58d49b3130bb9e884d50536bcdad537ab2409ddbe7fd5112d008b34445
SHA512

f14c41d187c33ceb02b883019076ebd740b2068a874c8ed0b0d942ae2a2570e88edb08c2eaa592a5dae73a416e229e9c11494fedc845783181741c13d063fd9f

Score

10^/10

snakekeylogger keylogger persistence ransomware 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/1580-30-0x0000000000463C2E-mapping.dmp	family_snakekeylogger
behavioral2/memory/1580-34-0x0000000000340000-0x00000000003A8000-memory.dmp	family_snakekeylogger

Executes dropped EXE 2 IoCs

Processes:

mokl.exeInstallUtil.exe

pid process

3568 mokl.exe
1580 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
3568	mokl.exe
1580	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\isdrt = "C:\\Users\\Admin\\mokl.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

20 checkip.dyndns.org
23 freegeoip.app
24 freegeoip.app
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082
Suspicious use of SetThreadContext 1 IoCs

Processes:

mokl.exe

description pid process target process

PID 3568 set thread context of 1580 3568 mokl.exe InstallUtil.exe

flow	ioc
20	checkip.dyndns.org
23	freegeoip.app
24	freegeoip.app

description	pid	process	target process
PID 3568 set thread context of 1580	3568	mokl.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exemokl.exeInstallUtil.exe

pid	process
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
3568	mokl.exe
3568	mokl.exe
1580	InstallUtil.exe
1580	InstallUtil.exe
1580	InstallUtil.exe
1580	InstallUtil.exe
1580	InstallUtil.exe
1580	InstallUtil.exe
1580	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exemokl.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
Token: SeDebugPrivilege	3568	mokl.exe
Token: SeDebugPrivilege	1580	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.execmd.exemokl.exe

description	pid	process	target process
PID 728 wrote to memory of 1404	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe	cmd.exe
PID 728 wrote to memory of 1404	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe	cmd.exe
PID 728 wrote to memory of 1404	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe	cmd.exe
PID 1404 wrote to memory of 2716	1404	cmd.exe	reg.exe
PID 1404 wrote to memory of 2716	1404	cmd.exe	reg.exe
PID 1404 wrote to memory of 2716	1404	cmd.exe	reg.exe
PID 728 wrote to memory of 3568	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe	mokl.exe
PID 728 wrote to memory of 3568	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe	mokl.exe
PID 728 wrote to memory of 3568	728	SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe	mokl.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe
PID 3568 wrote to memory of 1580	3568	mokl.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Packed2.42783.26169.21126.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:728

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "isdrt" /t REG_SZ /d "C:\Users\Admin\mokl.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1404

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "isdrt" /t REG_SZ /d "C:\Users\Admin\mokl.exe"
3⤵
- Adds Run key to start application
PID:2716

C:\Users\Admin\mokl.exe
"C:\Users\Admin\mokl.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3568

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:1580

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

System Information Discovery

1

T1082

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\mokl.exe
MD5
c6ed883e737bd466e1c705c37f26a0fa

SHA1
c61173ecb3e87cb61f867b0699e86e5948dd207a

SHA256
0a60df58d49b3130bb9e884d50536bcdad537ab2409ddbe7fd5112d008b34445

SHA512
f14c41d187c33ceb02b883019076ebd740b2068a874c8ed0b0d942ae2a2570e88edb08c2eaa592a5dae73a416e229e9c11494fedc845783181741c13d063fd9f

Download Submit
C:\Users\Admin\mokl.exe
MD5
c6ed883e737bd466e1c705c37f26a0fa

SHA1
c61173ecb3e87cb61f867b0699e86e5948dd207a

SHA256
0a60df58d49b3130bb9e884d50536bcdad537ab2409ddbe7fd5112d008b34445

SHA512
f14c41d187c33ceb02b883019076ebd740b2068a874c8ed0b0d942ae2a2570e88edb08c2eaa592a5dae73a416e229e9c11494fedc845783181741c13d063fd9f

Download Submit
memory/728-10-0x0000000008720000-0x0000000008721000-memory.dmp

Filesize
4KB

Download
memory/728-3-0x0000000000790000-0x0000000000791000-memory.dmp

Filesize
4KB

Download
memory/728-2-0x00000000730E0000-0x00000000737CE000-memory.dmp

Filesize
6.9MB

Download
memory/728-5-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/728-13-0x0000000005601000-0x0000000005602000-memory.dmp

Filesize
4KB

Download
memory/728-9-0x0000000002EB0000-0x0000000002EB1000-memory.dmp

Filesize
4KB

Download
memory/728-8-0x0000000002CD0000-0x0000000002CEE000-memory.dmp

Filesize
120KB

Download
memory/728-6-0x0000000005600000-0x0000000005601000-memory.dmp

Filesize
4KB

Download
memory/1404-11-0x0000000000000000-mapping.dmp

Download
memory/1580-41-0x0000000005B90000-0x0000000005B91000-memory.dmp

Filesize
4KB

Download
memory/1580-39-0x0000000005C10000-0x0000000005C11000-memory.dmp

Filesize
4KB

Download
memory/1580-38-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/1580-36-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/1580-34-0x0000000000340000-0x00000000003A8000-memory.dmp

Filesize
416KB

Download
memory/1580-30-0x0000000000463C2E-mapping.dmp

Download
memory/1580-33-0x00000000730E0000-0x00000000737CE000-memory.dmp

Filesize
6.9MB

Download
memory/2716-12-0x0000000000000000-mapping.dmp

Download
memory/3568-14-0x0000000000000000-mapping.dmp

Download
memory/3568-28-0x0000000008E00000-0x0000000008E01000-memory.dmp

Filesize
4KB

Download
memory/3568-27-0x0000000008DF0000-0x0000000008DFB000-memory.dmp

Filesize
44KB

Download
memory/3568-26-0x00000000051E1000-0x00000000051E2000-memory.dmp

Filesize
4KB

Download
memory/3568-25-0x00000000051E0000-0x00000000051E1000-memory.dmp

Filesize
4KB

Download
memory/3568-17-0x00000000730E0000-0x00000000737CE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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