snakekeylogger | 486032726bf8f655211586986bdc0e49f0149c0a85cfaebf1ff8c28e0587bc85

General

Target

115f6d94f2fd77eda6b81780e8051f0d.exe
Size

665KB
MD5

115f6d94f2fd77eda6b81780e8051f0d
SHA1

984bc609ef9c5da154a3d442051f3a9a0725ee23
SHA256

486032726bf8f655211586986bdc0e49f0149c0a85cfaebf1ff8c28e0587bc85
SHA512

f4c00cbc727885c482a752322844775fcbf854c1607966654307e9c9077060689050a5326bbacee278c4e04024a29f945a5622384c788d9f4f65a50f4ad035b3
SSDEEP

12288:tCtQvsls8COsBgo0q4wM90bVCW1VaZ3YDeoyi8hJHf5gCyKtytmLa:tCtQvwCOsBgo0q4wMSb31VaVUDyiAKCc

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Chukwudim28@
Email To:
[email protected]

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/4620-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/4620-23-0x0000000005840000-0x0000000005850000-memory.dmp	family_snakekeylogger

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/860-8-0x0000000003160000-0x0000000003172000-memory.dmp	CustAttr

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

115f6d94f2fd77eda6b81780e8051f0d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	115f6d94f2fd77eda6b81780e8051f0d.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

68 checkip.dyndns.org
70 freegeoip.app
71 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

115f6d94f2fd77eda6b81780e8051f0d.exe

description pid process target process

PID 860 set thread context of 4620 860 115f6d94f2fd77eda6b81780e8051f0d.exe 115f6d94f2fd77eda6b81780e8051f0d.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2032 4620 WerFault.exe 115f6d94f2fd77eda6b81780e8051f0d.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

492 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

115f6d94f2fd77eda6b81780e8051f0d.exe115f6d94f2fd77eda6b81780e8051f0d.exe

pid process

860 115f6d94f2fd77eda6b81780e8051f0d.exe
860 115f6d94f2fd77eda6b81780e8051f0d.exe
4620 115f6d94f2fd77eda6b81780e8051f0d.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

115f6d94f2fd77eda6b81780e8051f0d.exe115f6d94f2fd77eda6b81780e8051f0d.exe

description pid process

Token: SeDebugPrivilege 860 115f6d94f2fd77eda6b81780e8051f0d.exe
Token: SeDebugPrivilege 4620 115f6d94f2fd77eda6b81780e8051f0d.exe

flow	ioc
68	checkip.dyndns.org
70	freegeoip.app
71	freegeoip.app

description	pid	process	target process
PID 860 set thread context of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe

pid	pid_target	process	target process
2032	4620	WerFault.exe	115f6d94f2fd77eda6b81780e8051f0d.exe

pid	process
492	schtasks.exe

pid	process
860	115f6d94f2fd77eda6b81780e8051f0d.exe
860	115f6d94f2fd77eda6b81780e8051f0d.exe
4620	115f6d94f2fd77eda6b81780e8051f0d.exe

description	pid	process
Token: SeDebugPrivilege	860	115f6d94f2fd77eda6b81780e8051f0d.exe
Token: SeDebugPrivilege	4620	115f6d94f2fd77eda6b81780e8051f0d.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

115f6d94f2fd77eda6b81780e8051f0d.exe

description	pid	process	target process
PID 860 wrote to memory of 492	860	115f6d94f2fd77eda6b81780e8051f0d.exe	schtasks.exe
PID 860 wrote to memory of 492	860	115f6d94f2fd77eda6b81780e8051f0d.exe	schtasks.exe
PID 860 wrote to memory of 492	860	115f6d94f2fd77eda6b81780e8051f0d.exe	schtasks.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe
PID 860 wrote to memory of 4620	860	115f6d94f2fd77eda6b81780e8051f0d.exe	115f6d94f2fd77eda6b81780e8051f0d.exe

C:\Users\Admin\AppData\Local\Temp\115f6d94f2fd77eda6b81780e8051f0d.exe
"C:\Users\Admin\AppData\Local\Temp\115f6d94f2fd77eda6b81780e8051f0d.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IcgsvUnXJyQrdo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF126.tmp"
2⤵
- Creates scheduled task(s)
PID:492

C:\Users\Admin\AppData\Local\Temp\115f6d94f2fd77eda6b81780e8051f0d.exe
"C:\Users\Admin\AppData\Local\Temp\115f6d94f2fd77eda6b81780e8051f0d.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 1124
3⤵
- Program crash
PID:2032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 4620 -ip 4620
1⤵
PID:900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\115f6d94f2fd77eda6b81780e8051f0d.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF126.tmp

Filesize
1KB

MD5
c122f4a1e100e0ccf4a32a62ec8f980e

SHA1
cfdff9a57ca191bb0ca40b2cef01837cd4f48b3f

SHA256
b89942db554f86f6e845a72acf0934ace267baa4ba85e783666d8201143a152c

SHA512
da2e6cf070e23a97f50a6ee5ce82028525e3b0cc4b889ba9404e1d1ca94f520336d0706f467bf09934cac6614b0c3400143fa25a458f8647b2a76af1bb4cb05a

Download Submit
memory/860-10-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/860-11-0x00000000084F0000-0x000000000855A000-memory.dmp

Filesize
424KB

Download
memory/860-4-0x0000000005A60000-0x0000000005AF2000-memory.dmp

Filesize
584KB

Download
memory/860-5-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/860-6-0x00000000059A0000-0x00000000059AA000-memory.dmp

Filesize
40KB

Download
memory/860-7-0x0000000005B00000-0x0000000005B56000-memory.dmp

Filesize
344KB

Download
memory/860-8-0x0000000003160000-0x0000000003172000-memory.dmp

Filesize
72KB

Download
memory/860-9-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/860-0-0x0000000000E70000-0x0000000000F1C000-memory.dmp

Filesize
688KB

Download
memory/860-3-0x0000000005F70000-0x0000000006514000-memory.dmp

Filesize
5.6MB

Download
memory/860-12-0x0000000005EB0000-0x0000000005EDA000-memory.dmp

Filesize
168KB

Download
memory/860-2-0x00000000058D0000-0x000000000596C000-memory.dmp

Filesize
624KB

Download
memory/860-1-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/860-21-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/4620-22-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/4620-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4620-23-0x0000000005840000-0x0000000005850000-memory.dmp

Filesize
64KB

Download
memory/4620-24-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads