snakekeylogger | f82c03c2fb967d594b083b5c743270a4f4306ddf2f90e28b39e8e56911ad915e

General

Target

63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe
Size

666KB
MD5

63cbf77b6342a627ca96c0e5021794a4
SHA1

d7521e19982d54cf17ac513d606307a89a881b31
SHA256

f82c03c2fb967d594b083b5c743270a4f4306ddf2f90e28b39e8e56911ad915e
SHA512

2e95f7b697ef572269848607a01fa2def29d35b80bb5eac24db6f7bfaba756b6b0ef3e6c0658e78ac4ad0e68a795d6891fd04ae9c0a142047e1b5f47394d9860
SSDEEP

12288:NnqdP4PBPtSJzH2afTHx/ErEgFTl3UMZuWzVWW:4EBQxWafTHhErPTKM4WzwW

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
Blessings16
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/4184-6-0x0000000000400000-0x0000000000448000-memory.dmp	family_snakekeylogger

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
43	checkip.dyndns.org
46	freegeoip.app
47	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2924 set thread context of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4184	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4184	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe
Token: SeRestorePrivilege	1056	dw20.exe
Token: SeBackupPrivilege	1056	dw20.exe
Token: SeBackupPrivilege	1056	dw20.exe
Token: SeBackupPrivilege	1056	dw20.exe
Token: SeBackupPrivilege	1056	dw20.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 2924 wrote to memory of 4184	2924	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	95
PID 4184 wrote to memory of 1056	4184	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	98
PID 4184 wrote to memory of 1056	4184	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	98
PID 4184 wrote to memory of 1056	4184	63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Users\Admin\AppData\Local\Temp\63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4184
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 1776
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:1056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

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_v2.0_32\UsageLogs\63cbf77b6342a627ca96c0e5021794a4_JaffaCakes118.exe.log

Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
memory/2924-10-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2924-2-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2924-3-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2924-4-0x0000000074F72000-0x0000000074F73000-memory.dmp

Filesize
4KB

Download
memory/2924-5-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2924-1-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2924-0-0x0000000074F72000-0x0000000074F73000-memory.dmp

Filesize
4KB

Download
memory/4184-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4184-9-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/4184-11-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/4184-12-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/4184-19-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads