snakekeylogger | daa6dbdc8820fd2049680ae3a25ff25d14245a39d75717cc5e3b06f042c82585

General

Target

IMG_50781.pdf.exe
Size

1.4MB
MD5

86b473ac3935c031354a80662a66e7c7
SHA1

e7a5d577953d8f573409bca306e2bdde5d9d6d69
SHA256

daa6dbdc8820fd2049680ae3a25ff25d14245a39d75717cc5e3b06f042c82585
SHA512

6ebbd305f906c912d75c969fec89f64fe258c986a8c4321656ff9a6ad82d49e22efe1e1397253af72003adcda6da50c0b32c1d47e19558eb14c8917da9361c82

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 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/300-26-0x0000000000400000-0x0000000000468000-memory.dmp	family_snakekeylogger
behavioral1/memory/300-27-0x000000000046372E-mapping.dmp	family_snakekeylogger
behavioral1/memory/300-30-0x0000000000400000-0x0000000000468000-memory.dmp	family_snakekeylogger

Executes dropped EXE 2 IoCs

Processes:

mpog.exeInstallUtil.exe

pid process

1400 mpog.exe
300 InstallUtil.exe
Loads dropped DLL 2 IoCs

Processes:

IMG_50781.pdf.exempog.exe

pid process

1088 IMG_50781.pdf.exe
1400 mpog.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
1400	mpog.exe
300	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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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

6 checkip.dyndns.org
11 freegeoip.app
12 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

mpog.exe

description pid process target process

PID 1400 set thread context of 300 1400 mpog.exe InstallUtil.exe

flow	ioc
6	checkip.dyndns.org
11	freegeoip.app
12	freegeoip.app

description	pid	process	target process
PID 1400 set thread context of 300	1400	mpog.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

IMG_50781.pdf.exempog.exeInstallUtil.exe

pid	process
1088	IMG_50781.pdf.exe
1088	IMG_50781.pdf.exe
1088	IMG_50781.pdf.exe
1400	mpog.exe
1400	mpog.exe
300	InstallUtil.exe
300	InstallUtil.exe
300	InstallUtil.exe
300	InstallUtil.exe
300	InstallUtil.exe
300	InstallUtil.exe
300	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

IMG_50781.pdf.exempog.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1088 IMG_50781.pdf.exe
Token: SeDebugPrivilege 1400 mpog.exe
Token: SeDebugPrivilege 300 InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1088	IMG_50781.pdf.exe
Token: SeDebugPrivilege	1400	mpog.exe
Token: SeDebugPrivilege	300	InstallUtil.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

IMG_50781.pdf.execmd.exempog.exe

description	pid	process	target process
PID 1088 wrote to memory of 1388	1088	IMG_50781.pdf.exe	cmd.exe
PID 1088 wrote to memory of 1388	1088	IMG_50781.pdf.exe	cmd.exe
PID 1088 wrote to memory of 1388	1088	IMG_50781.pdf.exe	cmd.exe
PID 1088 wrote to memory of 1388	1088	IMG_50781.pdf.exe	cmd.exe
PID 1388 wrote to memory of 1128	1388	cmd.exe	reg.exe
PID 1388 wrote to memory of 1128	1388	cmd.exe	reg.exe
PID 1388 wrote to memory of 1128	1388	cmd.exe	reg.exe
PID 1388 wrote to memory of 1128	1388	cmd.exe	reg.exe
PID 1088 wrote to memory of 1400	1088	IMG_50781.pdf.exe	mpog.exe
PID 1088 wrote to memory of 1400	1088	IMG_50781.pdf.exe	mpog.exe
PID 1088 wrote to memory of 1400	1088	IMG_50781.pdf.exe	mpog.exe
PID 1088 wrote to memory of 1400	1088	IMG_50781.pdf.exe	mpog.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe
PID 1400 wrote to memory of 300	1400	mpog.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\IMG_50781.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\IMG_50781.pdf.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1088

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:1388

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:1128

C:\Users\Admin\mpog.exe
"C:\Users\Admin\mpog.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1400

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:300

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
86b473ac3935c031354a80662a66e7c7

SHA1
e7a5d577953d8f573409bca306e2bdde5d9d6d69

SHA256
daa6dbdc8820fd2049680ae3a25ff25d14245a39d75717cc5e3b06f042c82585

SHA512
6ebbd305f906c912d75c969fec89f64fe258c986a8c4321656ff9a6ad82d49e22efe1e1397253af72003adcda6da50c0b32c1d47e19558eb14c8917da9361c82

Download Submit
C:\Users\Admin\mpog.exe
MD5
86b473ac3935c031354a80662a66e7c7

SHA1
e7a5d577953d8f573409bca306e2bdde5d9d6d69

SHA256
daa6dbdc8820fd2049680ae3a25ff25d14245a39d75717cc5e3b06f042c82585

SHA512
6ebbd305f906c912d75c969fec89f64fe258c986a8c4321656ff9a6ad82d49e22efe1e1397253af72003adcda6da50c0b32c1d47e19558eb14c8917da9361c82

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

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\mpog.exe
MD5
86b473ac3935c031354a80662a66e7c7

SHA1
e7a5d577953d8f573409bca306e2bdde5d9d6d69

SHA256
daa6dbdc8820fd2049680ae3a25ff25d14245a39d75717cc5e3b06f042c82585

SHA512
6ebbd305f906c912d75c969fec89f64fe258c986a8c4321656ff9a6ad82d49e22efe1e1397253af72003adcda6da50c0b32c1d47e19558eb14c8917da9361c82

Download Submit
memory/300-29-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/300-30-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/300-32-0x00000000047D0000-0x00000000047D1000-memory.dmp

Filesize
4KB

Download
memory/300-27-0x000000000046372E-mapping.dmp

Download
memory/300-26-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/1088-10-0x0000000004B71000-0x0000000004B72000-memory.dmp

Filesize
4KB

Download
memory/1088-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1088-7-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/1088-6-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/1088-5-0x0000000000480000-0x000000000049E000-memory.dmp

Filesize
120KB

Download
memory/1088-3-0x0000000000DD0000-0x0000000000DD1000-memory.dmp

Filesize
4KB

Download
memory/1128-9-0x0000000000000000-mapping.dmp

Download
memory/1388-8-0x0000000000000000-mapping.dmp

Download
memory/1400-22-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/1400-25-0x0000000004B11000-0x0000000004B12000-memory.dmp

Filesize
4KB

Download
memory/1400-21-0x00000000005B0000-0x00000000005BB000-memory.dmp

Filesize
44KB

Download
memory/1400-20-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/1400-16-0x0000000000B40000-0x0000000000B41000-memory.dmp

Filesize
4KB

Download
memory/1400-15-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1400-12-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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