snakekeylogger | 20c4e1eeefd1856b0b60c9f65b6693f2b26c04da52c241ba1dca1133a0d5534b

General

Target

JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
Size

244KB
MD5

1dcd04df82334e01868f3f5d493c687a
SHA1

5205d56dc422184727af78ae762435fa79998e4a
SHA256

20c4e1eeefd1856b0b60c9f65b6693f2b26c04da52c241ba1dca1133a0d5534b
SHA512

d13026610455940b9af5cf7c9d83d429a2bf47bd9fa362276ab316ad0a9475478bd9ee7ab359161637b05d8cb639fc17b23b8062621be9b13ddd414a9538652c
SSDEEP

6144:ngbDaX+pQ7uDe2bQD3g+UP/hry30vBEZTJA:nghpleCQD3g+UP/sBG

Score

10^/10

snakekeylogger discovery keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.efinancet.shop
Port:
587
Username:
[email protected]
Password:
EmeN]m^8=-oI
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2564-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2564-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2564-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2564-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2564-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\note = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\office\\note.exe\""	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.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.

flow	ioc
9	freegeoip.app
4	checkip.dyndns.org
8	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1932 set thread context of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2136	2564	WerFault.exe	31

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	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
2564	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
Token: SeDebugPrivilege	2564	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 1932 wrote to memory of 2564	1932	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	31
PID 2564 wrote to memory of 2136	2564	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	32
PID 2564 wrote to memory of 2136	2564	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	32
PID 2564 wrote to memory of 2136	2564	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	32
PID 2564 wrote to memory of 2136	2564	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 1572
    3⤵
    - Program crash
    PID:2136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

memory/1932-0-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/1932-1-0x0000000000D40000-0x0000000000D82000-memory.dmp

Filesize
264KB

Download
memory/1932-2-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/1932-3-0x0000000000370000-0x00000000003AA000-memory.dmp

Filesize
232KB

Download
memory/1932-4-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1932-6-0x0000000000460000-0x000000000047C000-memory.dmp

Filesize
112KB

Download
memory/1932-23-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2564-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-22-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2564-24-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-25-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-26-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads