snakekeylogger | 5fa4b219229c79211a8ee98bc323c26b132f436622c7187a55e1490a92738807

General

Target

e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe
Size

745KB
MD5

e5399ed40f9428a0149b57d996a7b28c
SHA1

04849f967bb906b59be5c57e66c6fde8cd906166
SHA256

5fa4b219229c79211a8ee98bc323c26b132f436622c7187a55e1490a92738807
SHA512

259cb530f0109444efe8e18229ea4ed42564454e7908a9324ece45f63466b6345c44e87494013784bc1bba346c13466f4e86bf0a6a084ddca72ee6797ae658b1
SSDEEP

12288:CbeiOPd4cS7s/M/P5qfHvtwGDAV6ZCwznvHo1sMnsuIjTZ81gHp5pHnjEZ+5MAAK:yepS7s/M/PgfHvtw606VfKs8W1wyTjVn

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.fortissoftwaresolution.com
Port:
587
Username:
[email protected]
Password:
Fortis@123
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/1796-14-0x0000000000400000-0x0000000000424000-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
35	freegeoip.app
36	freegeoip.app
33	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4636 set thread context of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91

Program crash 1 IoCs

pid	pid_target	Process	procid_target
804	1796	WerFault.exe	91

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	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe
1796	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe
Token: SeDebugPrivilege	1796	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91
PID 4636 wrote to memory of 1796	4636	e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5399ed40f9428a0149b57d996a7b28c_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:4636
- C:\Users\Admin\AppData\Local\Temp\e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 1788
    3⤵
    - Program crash
    PID:804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1796 -ip 1796
1⤵
PID:4092

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\e5399ed40f9428a0149b57d996a7b28c_JaffaCakes118.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/1796-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1796-20-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/1796-18-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/1796-17-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4636-5-0x000000000A360000-0x000000000A3F2000-memory.dmp

Filesize
584KB

Download
memory/4636-12-0x0000000006760000-0x00000000067EA000-memory.dmp

Filesize
552KB

Download
memory/4636-7-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4636-8-0x0000000005040000-0x0000000005096000-memory.dmp

Filesize
344KB

Download
memory/4636-9-0x0000000006450000-0x0000000006466000-memory.dmp

Filesize
88KB

Download
memory/4636-10-0x00000000753AE000-0x00000000753AF000-memory.dmp

Filesize
4KB

Download
memory/4636-11-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4636-6-0x00000000026E0000-0x00000000026EA000-memory.dmp

Filesize
40KB

Download
memory/4636-13-0x0000000006DE0000-0x0000000006E06000-memory.dmp

Filesize
152KB

Download
memory/4636-0-0x00000000753AE000-0x00000000753AF000-memory.dmp

Filesize
4KB

Download
memory/4636-4-0x000000000A910000-0x000000000AEB4000-memory.dmp

Filesize
5.6MB

Download
memory/4636-3-0x000000000A2C0000-0x000000000A35C000-memory.dmp

Filesize
624KB

Download
memory/4636-2-0x0000000004C60000-0x0000000004CE2000-memory.dmp

Filesize
520KB

Download
memory/4636-19-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4636-1-0x00000000003B0000-0x0000000000470000-memory.dmp

Filesize
768KB

Download

Analysis

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