4f99d5ecf7950954cb989832b5565380951c51f571ffc510fe5c96ba86025369

General

Target

tmp.exe
Size

4.6MB
MD5

2119454f1f9a29c77912e1516d3d3515
SHA1

0fca99af1dab9ef4916862636d757aab32bf680a
SHA256

4f99d5ecf7950954cb989832b5565380951c51f571ffc510fe5c96ba86025369
SHA512

03607d2126a702297e2264b6778b040d08d0f95787589dda7d9f5981eea49c8d6292f5eca1b1a5f824fb8f678c758ce74f833a992f88338033f24e76b7fdb74a
SSDEEP

98304:1zoHEVfXBZHFW1gIOMameDKvlkliXrMwi5kzQ+x2aCOV:qHmfRxlIyDKdklJwiDJbO

Score

8^/10

spyware stealer

Malware Config

Signatures

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

engine.exe

pid process

1496 engine.exe
Loads dropped DLL 5 IoCs

Processes:

tmp.exeWerFault.exe

pid process

1448 tmp.exe
288 WerFault.exe
288 WerFault.exe
288 WerFault.exe
288 WerFault.exe
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

288 1496 WerFault.exe engine.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

engine.exe

pid process

1496 engine.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

tmp.exe

pid process

1448 tmp.exe

pid	process
1496	engine.exe

pid	process
1448	tmp.exe
288	WerFault.exe
288	WerFault.exe
288	WerFault.exe
288	WerFault.exe

pid	pid_target	process	target process
288	1496	WerFault.exe	engine.exe

pid	process
1496	engine.exe

pid	process
1448	tmp.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

tmp.exeengine.exe

description	pid	process	target process
PID 1448 wrote to memory of 1496	1448	tmp.exe	engine.exe
PID 1448 wrote to memory of 1496	1448	tmp.exe	engine.exe
PID 1448 wrote to memory of 1496	1448	tmp.exe	engine.exe
PID 1448 wrote to memory of 1496	1448	tmp.exe	engine.exe
PID 1496 wrote to memory of 288	1496	engine.exe	WerFault.exe
PID 1496 wrote to memory of 288	1496	engine.exe	WerFault.exe
PID 1496 wrote to memory of 288	1496	engine.exe	WerFault.exe
PID 1496 wrote to memory of 288	1496	engine.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1448

C:\ProgramData\engine.exe
"C:\ProgramData\engine.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1496 -s 88
3⤵
- Loads dropped DLL
- Program crash
PID:288

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
C:\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
\ProgramData\engine.exe
Filesize
6.3MB

MD5
7510dc3428586ebacf3a05fa02695b6a

SHA1
ef6518cc71948543f4a8dff485b1f91f273a7267

SHA256
0f5d1dc2bdd460564540f39e3df7436c86afe4f40c186890f25a97e43d52244c

SHA512
b8fa6177a4c312d4b8176ef885a8dcbe5f0fa283aa327898780b432728d1306e01137695decd418cbd2f13f5169fa8752b1c80fdf02d750b7b62a7d65caa1462

Download Submit
memory/1448-60-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-55-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-61-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-54-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-59-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1448-70-0x00000000048A0000-0x00000000048B0000-memory.dmp

Filesize
64KB

Download
memory/1448-90-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-89-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-88-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-87-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-58-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-57-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-56-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-62-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1448-81-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1448-84-0x0000000000BB0000-0x0000000001BCC000-memory.dmp

Filesize
16.1MB

Download
memory/1496-74-0x0000000000B20000-0x000000000150F000-memory.dmp

Filesize
9.9MB

Download
memory/1496-73-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1496-71-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1496-72-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download

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