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 1 IoCs

resource	yara_rule
behavioral2/memory/4956-8-0x0000000000400000-0x0000000000426000-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-1-5-21-3350944739-639801879-157714471-1000\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
39	freegeoip.app
40	freegeoip.app
37	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3924 set thread context of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5024	4956	WerFault.exe	100

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 7 IoCs

pid	Process
3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
4956	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
Token: SeDebugPrivilege	4956	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 2060	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	99
PID 3924 wrote to memory of 2060	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	99
PID 3924 wrote to memory of 2060	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	99
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100
PID 3924 wrote to memory of 4956	3924	JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe	100

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:3924
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe
  2⤵
  PID:2060
- 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
  PID:4956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 1772
    3⤵
    - Program crash
    PID:5024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4956 -ip 4956
1⤵
PID:3944

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_1dcd04df82334e01868f3f5d493c687a.exe.log

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
memory/3924-7-0x0000000004F30000-0x0000000004F4C000-memory.dmp

Filesize
112KB

Download
memory/3924-1-0x00000000002B0000-0x00000000002F2000-memory.dmp

Filesize
264KB

Download
memory/3924-3-0x0000000004C40000-0x0000000004C7A000-memory.dmp

Filesize
232KB

Download
memory/3924-4-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3924-5-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3924-0-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/3924-12-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3924-2-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/4956-11-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/4956-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4956-13-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/4956-14-0x0000000005450000-0x00000000054EC000-memory.dmp

Filesize
624KB

Download
memory/4956-15-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/4956-16-0x0000000074760000-0x0000000074F10000-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