snakekeylogger | 5287078230313c9bc74e5f6230b3c017c085eb389ed674547eabfb32d90ee018

General

Target

Order _ 08201450.doc
Size

49KB
MD5

e79a3eff7afad1baf05d316eabe8bf90
SHA1

420291ec39d86c8442aac0d447a107cdcac9a4ef
SHA256

5287078230313c9bc74e5f6230b3c017c085eb389ed674547eabfb32d90ee018
SHA512

a0feb30bfd42801115165fc8cbf731807f2747cdaa4ccab80b7e6b7f68c24d02684506a0c7d2d7f5d1ee172af612bea8ae1e2e92ad39ec5b72cd5575c121031a

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
bh-16.webhostbox.net
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

5 1444 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

whesilohm75439.exewhesilohm75439.exe

pid process

900 whesilohm75439.exe
1736 whesilohm75439.exe
Loads dropped DLL 1 IoCs

Processes:

EQNEDT32.EXE

pid process

1444 EQNEDT32.EXE
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

11 freegeoip.app
7 checkip.dyndns.org
10 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

whesilohm75439.exe

description pid process target process

PID 900 set thread context of 1736 900 whesilohm75439.exe whesilohm75439.exe
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1444 EQNEDT32.EXE

flow	pid	process
5	1444	EQNEDT32.EXE

pid	process
900	whesilohm75439.exe
1736	whesilohm75439.exe

pid	process
1444	EQNEDT32.EXE

flow	ioc
11	freegeoip.app
7	checkip.dyndns.org
10	freegeoip.app

description	pid	process	target process
PID 900 set thread context of 1736	900	whesilohm75439.exe	whesilohm75439.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
1444	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1612 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

whesilohm75439.exe

pid process

1736 whesilohm75439.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

whesilohm75439.exe

description pid process

Token: SeDebugPrivilege 1736 whesilohm75439.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1612 WINWORD.EXE
1612 WINWORD.EXE

pid	process
1612	WINWORD.EXE

pid	process
1736	whesilohm75439.exe

description	pid	process
Token: SeDebugPrivilege	1736	whesilohm75439.exe

pid	process
1612	WINWORD.EXE
1612	WINWORD.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEwhesilohm75439.exe

description	pid	process	target process
PID 1444 wrote to memory of 900	1444	EQNEDT32.EXE	whesilohm75439.exe
PID 1444 wrote to memory of 900	1444	EQNEDT32.EXE	whesilohm75439.exe
PID 1444 wrote to memory of 900	1444	EQNEDT32.EXE	whesilohm75439.exe
PID 1444 wrote to memory of 900	1444	EQNEDT32.EXE	whesilohm75439.exe
PID 1612 wrote to memory of 1584	1612	WINWORD.EXE	splwow64.exe
PID 1612 wrote to memory of 1584	1612	WINWORD.EXE	splwow64.exe
PID 1612 wrote to memory of 1584	1612	WINWORD.EXE	splwow64.exe
PID 1612 wrote to memory of 1584	1612	WINWORD.EXE	splwow64.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe
PID 900 wrote to memory of 1736	900	whesilohm75439.exe	whesilohm75439.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Order _ 08201450.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1584

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:1444

C:\Users\Admin\AppData\Roaming\whesilohm75439.exe
"C:\Users\Admin\AppData\Roaming\whesilohm75439.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:900

C:\Users\Admin\AppData\Roaming\whesilohm75439.exe
"C:\Users\Admin\AppData\Roaming\whesilohm75439.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1736

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\whesilohm75439.exe
MD5
facd1c07ffcfb16de518d0c977814d92

SHA1
27aa313a64ff37d6c31bd1a0a9953f00a48b3408

SHA256
e7488c44d2b9f78f7c5e96126798220cbc3a7faf749beab4b8545207a73ce0d1

SHA512
b6332e6de6b41014db759a1fb0c25996ee20f8be1c4f1a792d957a2b7edbb366b0378884e82fc497f707589ad1afd0bfc3b83c69919e897f8b9acf13edb10f33

Download Submit
C:\Users\Admin\AppData\Roaming\whesilohm75439.exe
MD5
facd1c07ffcfb16de518d0c977814d92

SHA1
27aa313a64ff37d6c31bd1a0a9953f00a48b3408

SHA256
e7488c44d2b9f78f7c5e96126798220cbc3a7faf749beab4b8545207a73ce0d1

SHA512
b6332e6de6b41014db759a1fb0c25996ee20f8be1c4f1a792d957a2b7edbb366b0378884e82fc497f707589ad1afd0bfc3b83c69919e897f8b9acf13edb10f33

Download Submit
C:\Users\Admin\AppData\Roaming\whesilohm75439.exe
MD5
facd1c07ffcfb16de518d0c977814d92

SHA1
27aa313a64ff37d6c31bd1a0a9953f00a48b3408

SHA256
e7488c44d2b9f78f7c5e96126798220cbc3a7faf749beab4b8545207a73ce0d1

SHA512
b6332e6de6b41014db759a1fb0c25996ee20f8be1c4f1a792d957a2b7edbb366b0378884e82fc497f707589ad1afd0bfc3b83c69919e897f8b9acf13edb10f33

Download Submit
\Users\Admin\AppData\Roaming\whesilohm75439.exe
MD5
facd1c07ffcfb16de518d0c977814d92

SHA1
27aa313a64ff37d6c31bd1a0a9953f00a48b3408

SHA256
e7488c44d2b9f78f7c5e96126798220cbc3a7faf749beab4b8545207a73ce0d1

SHA512
b6332e6de6b41014db759a1fb0c25996ee20f8be1c4f1a792d957a2b7edbb366b0378884e82fc497f707589ad1afd0bfc3b83c69919e897f8b9acf13edb10f33

Download Submit
memory/900-72-0x0000000000350000-0x000000000036B000-memory.dmp

Filesize
108KB

Download
memory/900-75-0x0000000005BB0000-0x0000000005C14000-memory.dmp

Filesize
400KB

Download
memory/900-76-0x0000000000A60000-0x0000000000A86000-memory.dmp

Filesize
152KB

Download
memory/900-66-0x0000000000000000-mapping.dmp

Download
memory/900-69-0x0000000001200000-0x0000000001201000-memory.dmp

Filesize
4KB

Download
memory/900-71-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download
memory/1584-73-0x0000000000000000-mapping.dmp

Download
memory/1584-74-0x000007FEFBC31000-0x000007FEFBC33000-memory.dmp

Filesize
8KB

Download
memory/1612-60-0x00000000727E1000-0x00000000727E4000-memory.dmp

Filesize
12KB

Download
memory/1612-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1612-63-0x0000000075D51000-0x0000000075D53000-memory.dmp

Filesize
8KB

Download
memory/1612-61-0x0000000070261000-0x0000000070263000-memory.dmp

Filesize
8KB

Download
memory/1612-83-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1736-77-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1736-78-0x000000000041F89E-mapping.dmp

Download
memory/1736-80-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1736-82-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download

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