snakekeylogger | af5672497085dd27560917db1b83a913296d5335f898351a0eeab452644af109

General

Target

a82c79fde94745923161d70e357087af_JaffaCakes118.exe
Size

738KB
MD5

a82c79fde94745923161d70e357087af
SHA1

71cae27fb4a10eab6c50dedb02d625d80596a540
SHA256

af5672497085dd27560917db1b83a913296d5335f898351a0eeab452644af109
SHA512

c4abbd062ed2b02354eb001e9e7578c6998731abcb40de849e67f02717099331630255501ae55a628f175e624972ae71f0b5119677c5585c3e44406959499ae6
SSDEEP

12288:6sroE0DGsAqEFjc7q5yxww3jC6gYEQoWmi/EQyaUVKnp:OEuGdnqAyxP3GiEhWmi/Oahp

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://ftp.ecurs.ro/
Port:
21
Username:
[email protected]
Password:
dGZ5eznXv76y

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 2 IoCs

resource	yara_rule
behavioral2/memory/3100-12-0x0000000007F40000-0x0000000007F64000-memory.dmp	family_snakekeylogger
behavioral2/memory/4824-13-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Looks up external IP address via web service 4 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
39	freegeoip.app
45	freegeoip.app
33	checkip.dyndns.org
38	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3100 set thread context of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3708	4824	WerFault.exe	101

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a82c79fde94745923161d70e357087af_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a82c79fde94745923161d70e357087af_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe
3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe
4824	a82c79fde94745923161d70e357087af_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe
Token: SeDebugPrivilege	4824	a82c79fde94745923161d70e357087af_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101
PID 3100 wrote to memory of 4824	3100	a82c79fde94745923161d70e357087af_JaffaCakes118.exe	101

C:\Users\Admin\AppData\Local\Temp\a82c79fde94745923161d70e357087af_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a82c79fde94745923161d70e357087af_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Users\Admin\AppData\Local\Temp\a82c79fde94745923161d70e357087af_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a82c79fde94745923161d70e357087af_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 1100
    3⤵
    - Program crash
    PID:3708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4824 -ip 4824
1⤵
PID:1352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a82c79fde94745923161d70e357087af_JaffaCakes118.exe.log

Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
memory/3100-8-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/3100-3-0x00000000053A0000-0x0000000005432000-memory.dmp

Filesize
584KB

Download
memory/3100-10-0x0000000007EA0000-0x0000000007F10000-memory.dmp

Filesize
448KB

Download
memory/3100-11-0x0000000007F10000-0x0000000007F3A000-memory.dmp

Filesize
168KB

Download
memory/3100-5-0x0000000005390000-0x000000000539A000-memory.dmp

Filesize
40KB

Download
memory/3100-6-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3100-7-0x00000000056D0000-0x00000000056F2000-memory.dmp

Filesize
136KB

Download
memory/3100-0-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/3100-9-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3100-2-0x00000000058B0000-0x0000000005E54000-memory.dmp

Filesize
5.6MB

Download
memory/3100-4-0x0000000005440000-0x00000000054DC000-memory.dmp

Filesize
624KB

Download
memory/3100-12-0x0000000007F40000-0x0000000007F64000-memory.dmp

Filesize
144KB

Download
memory/3100-1-0x0000000000A50000-0x0000000000B0E000-memory.dmp

Filesize
760KB

Download
memory/3100-16-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4824-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4824-17-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4824-18-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4824-19-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download

Analysis

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