masslogger | 320592aa53514c7fd425f4c691e4be802ca964955d5a6fdd960a8725c36737b4

General

Target

70A12162020.doc
Size

526KB
MD5

ed75e6e71d66d381295826453ae631e0
SHA1

b7c29ebe55ac21e5893cdb332b72761ed6441cd9
SHA256

320592aa53514c7fd425f4c691e4be802ca964955d5a6fdd960a8725c36737b4
SHA512

07f69b17d5c75db4f4151712648b5d2cae0849f0593f8cac5a22548f4eda64455c0847f2e424b5f05faa3f69b96cdd861087919c4eafc0a764b63cff3eef9682

Score

10^/10

masslogger spyware stealer

Malware Config

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1684-14-0x000000000048162E-mapping.dmp	family_masslogger
behavioral1/memory/1684-13-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1684-16-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1684-17-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 1632 EQNEDT32.EXE
Executes dropped EXE 2 IoCs

Processes:

VOD.exeVOD.exe

pid process

1096 VOD.exe
1684 VOD.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

VOD.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\International\Geo\Nation VOD.exe
Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXE

pid process

1632 EQNEDT32.EXE
1632 EQNEDT32.EXE
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

11 api.ipify.org
Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs

Processes:

VOD.exe

pid process

1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

VOD.exe

description pid process target process

PID 1096 set thread context of 1684 1096 VOD.exe VOD.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
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

328 timeout.exe
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

1632 EQNEDT32.EXE

flow	pid	process
3	1632	EQNEDT32.EXE

pid	process
1096	VOD.exe
1684	VOD.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\International\Geo\Nation	VOD.exe

pid	process
1632	EQNEDT32.EXE
1632	EQNEDT32.EXE

flow	ioc
11	api.ipify.org

pid	process
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe

description	pid	process	target process
PID 1096 set thread context of 1684	1096	VOD.exe	VOD.exe

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

pid	process
328	timeout.exe

pid	process
1632	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXEVOD.exe

pid process

2012 WINWORD.EXE
1684 VOD.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

VOD.exeVOD.exe

pid process

1096 VOD.exe
1096 VOD.exe
1096 VOD.exe
1684 VOD.exe
1684 VOD.exe
1684 VOD.exe
1684 VOD.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

VOD.exeVOD.exe

description pid process

Token: SeDebugPrivilege 1096 VOD.exe
Token: SeDebugPrivilege 1684 VOD.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

WINWORD.EXEVOD.exe

pid process

2012 WINWORD.EXE
2012 WINWORD.EXE
1684 VOD.exe

pid	process
2012	WINWORD.EXE
1684	VOD.exe

pid	process
1096	VOD.exe
1096	VOD.exe
1096	VOD.exe
1684	VOD.exe
1684	VOD.exe
1684	VOD.exe
1684	VOD.exe

description	pid	process
Token: SeDebugPrivilege	1096	VOD.exe
Token: SeDebugPrivilege	1684	VOD.exe

pid	process
2012	WINWORD.EXE
2012	WINWORD.EXE
1684	VOD.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

EQNEDT32.EXEVOD.execmd.exe

description	pid	process	target process
PID 1632 wrote to memory of 1096	1632	EQNEDT32.EXE	VOD.exe
PID 1632 wrote to memory of 1096	1632	EQNEDT32.EXE	VOD.exe
PID 1632 wrote to memory of 1096	1632	EQNEDT32.EXE	VOD.exe
PID 1632 wrote to memory of 1096	1632	EQNEDT32.EXE	VOD.exe
PID 1096 wrote to memory of 1936	1096	VOD.exe	cmd.exe
PID 1096 wrote to memory of 1936	1096	VOD.exe	cmd.exe
PID 1096 wrote to memory of 1936	1096	VOD.exe	cmd.exe
PID 1096 wrote to memory of 1936	1096	VOD.exe	cmd.exe
PID 1936 wrote to memory of 328	1936	cmd.exe	timeout.exe
PID 1936 wrote to memory of 328	1936	cmd.exe	timeout.exe
PID 1936 wrote to memory of 328	1936	cmd.exe	timeout.exe
PID 1936 wrote to memory of 328	1936	cmd.exe	timeout.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.exe
PID 1096 wrote to memory of 1684	1096	VOD.exe	VOD.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\70A12162020.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2012

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:1632

C:\Users\Admin\AppData\Roaming\VOD.exe
"C:\Users\Admin\AppData\Roaming\VOD.exe"
2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout 4.104
3⤵
- Suspicious use of WriteProcessMemory
PID:1936

C:\Windows\SysWOW64\timeout.exe
timeout 4.104
4⤵
- Delays execution with timeout.exe
PID:328

C:\Users\Admin\AppData\Roaming\VOD.exe
"C:\Users\Admin\AppData\Roaming\VOD.exe"
3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1684

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\VOD.exe
MD5
37e17f5944c1eff2b5231f6e59539059

SHA1
7592c89af32b9acda3c165670b2447863c762178

SHA256
29eb1cc47e1691ce931b66a745b10f88dff84fbdd8b8ec7b407137c362a9154f

SHA512
3f117d7a16a94ac1ba1964ecd68877f9c496cd0691e275671fc71bb9e5ce4467fb7d01af81d49cf340002f3ed8aa3717fd3300e32b698f7d28261eabfb51ab9b

Download Submit
C:\Users\Admin\AppData\Roaming\VOD.exe
MD5
37e17f5944c1eff2b5231f6e59539059

SHA1
7592c89af32b9acda3c165670b2447863c762178

SHA256
29eb1cc47e1691ce931b66a745b10f88dff84fbdd8b8ec7b407137c362a9154f

SHA512
3f117d7a16a94ac1ba1964ecd68877f9c496cd0691e275671fc71bb9e5ce4467fb7d01af81d49cf340002f3ed8aa3717fd3300e32b698f7d28261eabfb51ab9b

Download Submit
C:\Users\Admin\AppData\Roaming\VOD.exe
MD5
37e17f5944c1eff2b5231f6e59539059

SHA1
7592c89af32b9acda3c165670b2447863c762178

SHA256
29eb1cc47e1691ce931b66a745b10f88dff84fbdd8b8ec7b407137c362a9154f

SHA512
3f117d7a16a94ac1ba1964ecd68877f9c496cd0691e275671fc71bb9e5ce4467fb7d01af81d49cf340002f3ed8aa3717fd3300e32b698f7d28261eabfb51ab9b

Download Submit
\Users\Admin\AppData\Roaming\VOD.exe
MD5
37e17f5944c1eff2b5231f6e59539059

SHA1
7592c89af32b9acda3c165670b2447863c762178

SHA256
29eb1cc47e1691ce931b66a745b10f88dff84fbdd8b8ec7b407137c362a9154f

SHA512
3f117d7a16a94ac1ba1964ecd68877f9c496cd0691e275671fc71bb9e5ce4467fb7d01af81d49cf340002f3ed8aa3717fd3300e32b698f7d28261eabfb51ab9b

Download Submit
\Users\Admin\AppData\Roaming\VOD.exe
MD5
37e17f5944c1eff2b5231f6e59539059

SHA1
7592c89af32b9acda3c165670b2447863c762178

SHA256
29eb1cc47e1691ce931b66a745b10f88dff84fbdd8b8ec7b407137c362a9154f

SHA512
3f117d7a16a94ac1ba1964ecd68877f9c496cd0691e275671fc71bb9e5ce4467fb7d01af81d49cf340002f3ed8aa3717fd3300e32b698f7d28261eabfb51ab9b

Download Submit
memory/328-11-0x0000000000000000-mapping.dmp

Download
memory/1096-8-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1096-4-0x0000000000000000-mapping.dmp

Download
memory/1096-12-0x0000000000550000-0x00000000005DF000-memory.dmp

Filesize
572KB

Download
memory/1096-7-0x000000006B8F0000-0x000000006BFDE000-memory.dmp

Filesize
6.9MB

Download
memory/1096-18-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/1684-14-0x000000000048162E-mapping.dmp

Download
memory/1684-13-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1684-16-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1684-17-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1684-19-0x000000006B8F0000-0x000000006BFDE000-memory.dmp

Filesize
6.9MB

Download
memory/1936-10-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads