057a5371e3b1cc1601c8c6b3971360a51c92fe0bb489d321e3f3c1210b560594

Analysis

max time kernel
22s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 13:39

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General

Target

3857f4276898391c7bcf049abe3033b0.exe
Size

241KB
MD5

3857f4276898391c7bcf049abe3033b0
SHA1

8964e67ccdb9a6d812d35847da37402490b9f28c
SHA256

057a5371e3b1cc1601c8c6b3971360a51c92fe0bb489d321e3f3c1210b560594
SHA512

af4ead871e14715e6d7c3d3c97a6952d30052e7dbceac415720574c3c1d2c9d678a62e8d8459728a41359c946dcfd7714c2739b404bec00295e9ffa10e33dbc9
SSDEEP

6144:R0fc+fx/o1a1i/gXAvUgU1O9HyWRvHRucPATZ4zLLM:oB3Q/gXNgOOA8wvTZSc

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2844	3857f4276898391c7bcf049abe3033b0.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	3857f4276898391c7bcf049abe3033b0.exe

Loads dropped DLL 1 IoCs

pid	Process
2856	3857f4276898391c7bcf049abe3033b0.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2844	3857f4276898391c7bcf049abe3033b0.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2580	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2844	3857f4276898391c7bcf049abe3033b0.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2856	3857f4276898391c7bcf049abe3033b0.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2856	3857f4276898391c7bcf049abe3033b0.exe
2844	3857f4276898391c7bcf049abe3033b0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2844	2856	3857f4276898391c7bcf049abe3033b0.exe	15
PID 2856 wrote to memory of 2844	2856	3857f4276898391c7bcf049abe3033b0.exe	15
PID 2856 wrote to memory of 2844	2856	3857f4276898391c7bcf049abe3033b0.exe	15
PID 2856 wrote to memory of 2844	2856	3857f4276898391c7bcf049abe3033b0.exe	15
PID 2844 wrote to memory of 2580	2844	3857f4276898391c7bcf049abe3033b0.exe	16
PID 2844 wrote to memory of 2580	2844	3857f4276898391c7bcf049abe3033b0.exe	16
PID 2844 wrote to memory of 2580	2844	3857f4276898391c7bcf049abe3033b0.exe	16
PID 2844 wrote to memory of 2580	2844	3857f4276898391c7bcf049abe3033b0.exe	16

C:\Users\Admin\AppData\Local\Temp\3857f4276898391c7bcf049abe3033b0.exe
"C:\Users\Admin\AppData\Local\Temp\3857f4276898391c7bcf049abe3033b0.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\3857f4276898391c7bcf049abe3033b0.exe
  C:\Users\Admin\AppData\Local\Temp\3857f4276898391c7bcf049abe3033b0.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2844
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\3857f4276898391c7bcf049abe3033b0.exe" /TN Google_Trk_Updater /F
    3⤵
    - Creates scheduled task(s)
    PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2844-17-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2844-23-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2844-27-0x00000000015E0000-0x0000000001646000-memory.dmp

Filesize
408KB

Download
memory/2844-20-0x00000000014C0000-0x0000000001577000-memory.dmp

Filesize
732KB

Download
memory/2856-0-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2856-2-0x00000000014C0000-0x0000000001577000-memory.dmp

Filesize
732KB

Download
memory/2856-15-0x0000000002DE0000-0x0000000002E97000-memory.dmp

Filesize
732KB

Download
memory/2856-14-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2856-1-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download