5dcfac410a8ac5371ec25cbf19002209f1d52c7429ea992e2efd965ff55d4fa9

Resubmissions

23-02-2024 03:45

240223-ea6qpsaf9t 10

23-02-2024 02:03

240223-cg4htahg5x 10

Analysis

max time kernel
111s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
23-02-2024 03:45

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General

Target

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
Size

541KB
MD5

cca2004ec5d0ef164296b5d46f9ee868
SHA1

70f15c2aa1af1413b1d4be5268ab22d05be0146d
SHA256

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f
SHA512

b0104e137b1145b30a62a008cca1e493d16e55517a7e08154a5419a51f25a23150f4eb960fe77e8715d609136ae872fbff2ba1a32a19feab15526a2ad7750124
SSDEEP

12288:iRz7Z6olbSsCYBR2a/FtyG83sHYOZf+wTFaMdrroBPc2E:YkolbSsCmHOG88Z2yBdt

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

pid	process
536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

35 drive.google.com
36 drive.google.com
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

pid process

2132 e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

flow	ioc
35	drive.google.com
36	drive.google.com

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exee8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

pid	process
536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
2132	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

description	pid	process	target process
PID 536 set thread context of 2132	536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4344 2132 WerFault.exe e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

pid	pid_target	process	target process
4344	2132	WerFault.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

pid	process
2132	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
2132	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

pid process

536 e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

description	pid	process	target process
PID 536 wrote to memory of 2132	536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
PID 536 wrote to memory of 2132	536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
PID 536 wrote to memory of 2132	536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
PID 536 wrote to memory of 2132	536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
PID 536 wrote to memory of 2132	536	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe	e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe

C:\Users\Admin\AppData\Local\Temp\e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
"C:\Users\Admin\AppData\Local\Temp\e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:536

C:\Users\Admin\AppData\Local\Temp\e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe
"C:\Users\Admin\AppData\Local\Temp\e8028be583b1ea12a054ac8ae37abb2356e37f7c0aeff0ee40c17c9ac219973f.exe"
2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 1076
3⤵
- Program crash
PID:4344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 2132 -ip 2132
1⤵
PID:4572

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsxBC86.tmp\System.dll
Filesize
11KB

MD5
fc90dfb694d0e17b013d6f818bce41b0

SHA1
3243969886d640af3bfa442728b9f0dff9d5f5b0

SHA256
7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528

SHA512
324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6

Download Submit
memory/536-13-0x0000000076F21000-0x0000000077041000-memory.dmp

Filesize
1.1MB

Download
memory/536-14-0x0000000010000000-0x0000000010006000-memory.dmp

Filesize
24KB

Download
memory/2132-15-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/2132-16-0x0000000076FA8000-0x0000000076FA9000-memory.dmp

Filesize
4KB

Download
memory/2132-17-0x0000000076FC5000-0x0000000076FC6000-memory.dmp

Filesize
4KB

Download
memory/2132-30-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/2132-31-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/2132-32-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/2132-33-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/2132-34-0x0000000036C10000-0x0000000036F5A000-memory.dmp

Filesize
3.3MB

Download
memory/2132-35-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/2132-37-0x0000000076F21000-0x0000000077041000-memory.dmp

Filesize
1.1MB

Download