snakekeylogger | 2ffa6649ad0da183479cf5b33f23cf2b5ec55fa2171e144207032f94eb1fddc2

General

Target

717d346bd75687b1141a5ba89e06a42c.exe
Size

1.5MB
MD5

717d346bd75687b1141a5ba89e06a42c
SHA1

a8b7a4a15866609c19c7f4e3b0f0f460c76b14e9
SHA256

2ffa6649ad0da183479cf5b33f23cf2b5ec55fa2171e144207032f94eb1fddc2
SHA512

46bc4a8836abccf0bb2bba92802b70bc1d8eb543dbeee9923668a6cc4037b73533773b688257a34d082e1a4b947d189b3553caf410183cf1ad4517c520b987de

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/656-26-0x0000000000400000-0x0000000000468000-memory.dmp	family_snakekeylogger
behavioral1/memory/656-27-0x000000000046364E-mapping.dmp	family_snakekeylogger
behavioral1/memory/656-30-0x0000000000400000-0x0000000000468000-memory.dmp	family_snakekeylogger

Executes dropped EXE 2 IoCs

Processes:

jra.exeInstallUtil.exe

pid process

1248 jra.exe
656 InstallUtil.exe
Loads dropped DLL 2 IoCs

Processes:

717d346bd75687b1141a5ba89e06a42c.exejra.exe

pid process

384 717d346bd75687b1141a5ba89e06a42c.exe
1248 jra.exe
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
1248	jra.exe
656	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\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

11 freegeoip.app
5 checkip.dyndns.org
10 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

jra.exe

description pid process target process

PID 1248 set thread context of 656 1248 jra.exe InstallUtil.exe

flow	ioc
11	freegeoip.app
5	checkip.dyndns.org
10	freegeoip.app

description	pid	process	target process
PID 1248 set thread context of 656	1248	jra.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

717d346bd75687b1141a5ba89e06a42c.exejra.exeInstallUtil.exe

pid	process
384	717d346bd75687b1141a5ba89e06a42c.exe
384	717d346bd75687b1141a5ba89e06a42c.exe
384	717d346bd75687b1141a5ba89e06a42c.exe
384	717d346bd75687b1141a5ba89e06a42c.exe
384	717d346bd75687b1141a5ba89e06a42c.exe
1248	jra.exe
1248	jra.exe
656	InstallUtil.exe
656	InstallUtil.exe
656	InstallUtil.exe
656	InstallUtil.exe
656	InstallUtil.exe
656	InstallUtil.exe
656	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

717d346bd75687b1141a5ba89e06a42c.exejra.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	384	717d346bd75687b1141a5ba89e06a42c.exe
Token: SeDebugPrivilege	1248	jra.exe
Token: SeDebugPrivilege	656	InstallUtil.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

717d346bd75687b1141a5ba89e06a42c.execmd.exejra.exe

description	pid	process	target process
PID 384 wrote to memory of 1532	384	717d346bd75687b1141a5ba89e06a42c.exe	cmd.exe
PID 384 wrote to memory of 1532	384	717d346bd75687b1141a5ba89e06a42c.exe	cmd.exe
PID 384 wrote to memory of 1532	384	717d346bd75687b1141a5ba89e06a42c.exe	cmd.exe
PID 384 wrote to memory of 1532	384	717d346bd75687b1141a5ba89e06a42c.exe	cmd.exe
PID 1532 wrote to memory of 1348	1532	cmd.exe	reg.exe
PID 1532 wrote to memory of 1348	1532	cmd.exe	reg.exe
PID 1532 wrote to memory of 1348	1532	cmd.exe	reg.exe
PID 1532 wrote to memory of 1348	1532	cmd.exe	reg.exe
PID 384 wrote to memory of 1248	384	717d346bd75687b1141a5ba89e06a42c.exe	jra.exe
PID 384 wrote to memory of 1248	384	717d346bd75687b1141a5ba89e06a42c.exe	jra.exe
PID 384 wrote to memory of 1248	384	717d346bd75687b1141a5ba89e06a42c.exe	jra.exe
PID 384 wrote to memory of 1248	384	717d346bd75687b1141a5ba89e06a42c.exe	jra.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe
PID 1248 wrote to memory of 656	1248	jra.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\717d346bd75687b1141a5ba89e06a42c.exe
"C:\Users\Admin\AppData\Local\Temp\717d346bd75687b1141a5ba89e06a42c.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:384

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:1532

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:1348

C:\Users\Admin\jra.exe
"C:\Users\Admin\jra.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1248

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:656

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

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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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
717d346bd75687b1141a5ba89e06a42c

SHA1
a8b7a4a15866609c19c7f4e3b0f0f460c76b14e9

SHA256
2ffa6649ad0da183479cf5b33f23cf2b5ec55fa2171e144207032f94eb1fddc2

SHA512
46bc4a8836abccf0bb2bba92802b70bc1d8eb543dbeee9923668a6cc4037b73533773b688257a34d082e1a4b947d189b3553caf410183cf1ad4517c520b987de

Download Submit
C:\Users\Admin\jra.exe
MD5
717d346bd75687b1141a5ba89e06a42c

SHA1
a8b7a4a15866609c19c7f4e3b0f0f460c76b14e9

SHA256
2ffa6649ad0da183479cf5b33f23cf2b5ec55fa2171e144207032f94eb1fddc2

SHA512
46bc4a8836abccf0bb2bba92802b70bc1d8eb543dbeee9923668a6cc4037b73533773b688257a34d082e1a4b947d189b3553caf410183cf1ad4517c520b987de

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

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\jra.exe
MD5
717d346bd75687b1141a5ba89e06a42c

SHA1
a8b7a4a15866609c19c7f4e3b0f0f460c76b14e9

SHA256
2ffa6649ad0da183479cf5b33f23cf2b5ec55fa2171e144207032f94eb1fddc2

SHA512
46bc4a8836abccf0bb2bba92802b70bc1d8eb543dbeee9923668a6cc4037b73533773b688257a34d082e1a4b947d189b3553caf410183cf1ad4517c520b987de

Download Submit
memory/384-7-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/384-10-0x0000000004B51000-0x0000000004B52000-memory.dmp

Filesize
4KB

Download
memory/384-6-0x0000000004B50000-0x0000000004B51000-memory.dmp

Filesize
4KB

Download
memory/384-2-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/384-5-0x0000000000420000-0x000000000043E000-memory.dmp

Filesize
120KB

Download
memory/384-3-0x0000000001310000-0x0000000001311000-memory.dmp

Filesize
4KB

Download
memory/656-30-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/656-29-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/656-32-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

Filesize
4KB

Download
memory/656-27-0x000000000046364E-mapping.dmp

Download
memory/656-26-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/1248-15-0x0000000074390000-0x0000000074A7E000-memory.dmp

Filesize
6.9MB

Download
memory/1248-22-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/1248-25-0x0000000004B51000-0x0000000004B52000-memory.dmp

Filesize
4KB

Download
memory/1248-21-0x00000000004B0000-0x00000000004BB000-memory.dmp

Filesize
44KB

Download
memory/1248-20-0x0000000004B50000-0x0000000004B51000-memory.dmp

Filesize
4KB

Download
memory/1248-16-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/1248-12-0x0000000000000000-mapping.dmp

Download
memory/1348-9-0x0000000000000000-mapping.dmp

Download
memory/1532-8-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads