snakekeylogger | f8f07bd1186be13a4fd113537b6d361b5279b1d25f7adbf874e5c6ced9c3f91a

General

Target

c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe
Size

806KB
MD5

c748fef02603811b9e3b1b280d9a6519
SHA1

dc970ef5af401b895b3d3e5fd5b040dc227cebda
SHA256

f8f07bd1186be13a4fd113537b6d361b5279b1d25f7adbf874e5c6ced9c3f91a
SHA512

88081a59c0181056929203020930dd0682c367cadf45f2a0077ba40a8db3d5dcd170825d19d72c045298499198042272b3d367029d2071a2c1809d84500ace09
SSDEEP

12288:H1KFn3qGaNHEyC9/oR9gy5FHK7znXj1jvXpMjku9uiahDlXu27MbV+Hllo:H1KVPp9AR95yzXj1zXskdisM/kllo

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
send.one.com
Port:
587
Username:
[email protected]
Password:
btRhqDDqbQXOw2SC
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/2356-26-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2356-23-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2356-21-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2356-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2356-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Snakekeylogger 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
8	freegeoip.app
9	freegeoip.app
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1660	2356	WerFault.exe	33

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	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2788	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2356	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2356	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2788	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2788	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2788	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2788	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2100 wrote to memory of 2356	2100	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	33
PID 2356 wrote to memory of 1660	2356	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	34
PID 2356 wrote to memory of 1660	2356	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	34
PID 2356 wrote to memory of 1660	2356	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	34
PID 2356 wrote to memory of 1660	2356	c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\llELiuLO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6410.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2788
- C:\Users\Admin\AppData\Local\Temp\c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c748fef02603811b9e3b1b280d9a6519_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 1572
    3⤵
    - Program crash
    PID:1660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6410.tmp

Filesize
1KB

MD5
df6f4c1b833adb631699a4c3f6d7d788

SHA1
a315a960767d5c3ae721948dfaaf428234604b15

SHA256
32a7fa3e0bb19029e87766f533163e780d7978fe52b680d02278145b5fb170da

SHA512
f0ef5eda57793ecd77f21d31c4d81fa985e9ecb3678c2a95c0b4fad25bfa0c531ce91d314635934b71364b4d737314fc78f7d4cf261eb0c7acba79871b262a4f

Download Submit
memory/2100-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x0000000001100000-0x00000000011D0000-memory.dmp

Filesize
832KB

Download
memory/2100-2-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2100-3-0x00000000003D0000-0x00000000003E6000-memory.dmp

Filesize
88KB

Download
memory/2100-4-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2100-6-0x00000000052D0000-0x000000000535E000-memory.dmp

Filesize
568KB

Download
memory/2100-7-0x0000000000580000-0x00000000005A4000-memory.dmp

Filesize
144KB

Download
memory/2100-28-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2356-23-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2356-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-26-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2356-27-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2356-29-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2356-30-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2356-31-0x00000000746C0000-0x0000000074DAE000-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