snakekeylogger | 915e92b462c184dbe68f5c21fb0843e802969b7a3f20d30095e485e892c7a818

General

Target

42e9e8bca35f196255046a9640873a31.exe
Size

844KB
MD5

42e9e8bca35f196255046a9640873a31
SHA1

ac5449f53111107fc6d73e2fcf7125dfd1ea94fc
SHA256

915e92b462c184dbe68f5c21fb0843e802969b7a3f20d30095e485e892c7a818
SHA512

e290ce98b223ef791236538dec71a12e8448b5aeb54b4bcdbc16114fda279a7cdd422017846e2b934ab8ed80ec9e025ebe5b4c091c30a41e9441a7bcb22a5cb3
SSDEEP

12288:Y6fftwLUW/hy7iS/d348nf9dgtOn16eqfg4OAlE+qmUu3AdqZBXRqvt0/BCh2Tne:3tup9S/d3r+8n1IjUu3A00vt0u2zK

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.cavilum.cl
Port:
587
Username:
[email protected]
Password:
Cavilum4313
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/2632-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/2632-16-0x0000000005680000-0x0000000005690000-memory.dmp	family_snakekeylogger

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/2348-7-0x00000000027C0000-0x00000000027D2000-memory.dmp	CustAttr

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

79 checkip.dyndns.org
85 freegeoip.app
86 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

42e9e8bca35f196255046a9640873a31.exe

description pid process target process

PID 2348 set thread context of 2632 2348 42e9e8bca35f196255046a9640873a31.exe 42e9e8bca35f196255046a9640873a31.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4120 2632 WerFault.exe 42e9e8bca35f196255046a9640873a31.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

42e9e8bca35f196255046a9640873a31.exe

pid process

2632 42e9e8bca35f196255046a9640873a31.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

42e9e8bca35f196255046a9640873a31.exe

description pid process

Token: SeDebugPrivilege 2632 42e9e8bca35f196255046a9640873a31.exe

flow	ioc
79	checkip.dyndns.org
85	freegeoip.app
86	freegeoip.app

description	pid	process	target process
PID 2348 set thread context of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe

pid	pid_target	process	target process
4120	2632	WerFault.exe	42e9e8bca35f196255046a9640873a31.exe

pid	process
2632	42e9e8bca35f196255046a9640873a31.exe

description	pid	process
Token: SeDebugPrivilege	2632	42e9e8bca35f196255046a9640873a31.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

42e9e8bca35f196255046a9640873a31.exe

description	pid	process	target process
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe
PID 2348 wrote to memory of 2632	2348	42e9e8bca35f196255046a9640873a31.exe	42e9e8bca35f196255046a9640873a31.exe

C:\Users\Admin\AppData\Local\Temp\42e9e8bca35f196255046a9640873a31.exe
"C:\Users\Admin\AppData\Local\Temp\42e9e8bca35f196255046a9640873a31.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2348

C:\Users\Admin\AppData\Local\Temp\42e9e8bca35f196255046a9640873a31.exe
"C:\Users\Admin\AppData\Local\Temp\42e9e8bca35f196255046a9640873a31.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 1816
3⤵
- Program crash
PID:4120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2632 -ip 2632
1⤵
PID:3992

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\42e9e8bca35f196255046a9640873a31.exe.log

Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
memory/2348-4-0x0000000004F40000-0x0000000004FDC000-memory.dmp

Filesize
624KB

Download
memory/2348-7-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/2348-3-0x0000000004EA0000-0x0000000004F32000-memory.dmp

Filesize
584KB

Download
memory/2348-0-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2348-9-0x00000000066D0000-0x0000000006762000-memory.dmp

Filesize
584KB

Download
memory/2348-6-0x0000000004E50000-0x0000000004E5A000-memory.dmp

Filesize
40KB

Download
memory/2348-2-0x00000000053B0000-0x0000000005954000-memory.dmp

Filesize
5.6MB

Download
memory/2348-8-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2348-5-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/2348-10-0x0000000005380000-0x00000000053A4000-memory.dmp

Filesize
144KB

Download
memory/2348-15-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2348-1-0x0000000000370000-0x000000000044A000-memory.dmp

Filesize
872KB

Download
memory/2632-14-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2632-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2632-16-0x0000000005680000-0x0000000005690000-memory.dmp

Filesize
64KB

Download
memory/2632-17-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads