a6dca8d3f25d0d1217b96e5ac88ce8863f972953b30156747006ea0070f7959a

Analysis

max time kernel
151s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 03:44

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General

Target

57e428162dea05f2007de291cf72aa38.exe
Size

37KB
MD5

57e428162dea05f2007de291cf72aa38
SHA1

5c19018972fe3b1feeab37fdae88218e883909fa
SHA256

a6dca8d3f25d0d1217b96e5ac88ce8863f972953b30156747006ea0070f7959a
SHA512

2bc75db8197aebc67e6052486c12fdbbbb52381231120babc93654d7450a36c580a4cce4e538701a1dd00945b2ece5a133108130d6c05fffc7a330fa613f281a
SSDEEP

768:9Rwz+D7cQSnXf7dxRvNZoWwbmz7SEsn5/PPH2Txva0g4J:92qmpPoWKm+Pn0g8

Score

7^/10

persistence

Malware Config

Signatures

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	57e428162dea05f2007de291cf72aa38.exe

Executes dropped EXE 1 IoCs

pid	Process
2632	realplay.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Real Media Player = "C:\\Windows\\system32\\realplay.exe"	57e428162dea05f2007de291cf72aa38.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Real Media Player = "C:\\Windows\\system32\\realplay.exe"	57e428162dea05f2007de291cf72aa38.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Real Media Player = "C:\\Windows\\system32\\realplay.exe"	realplay.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Real Media Player = "C:\\Windows\\system32\\realplay.exe"	realplay.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\realplay.exe	realplay.exe
File created	C:\Windows\SysWOW64\realplay.exe	57e428162dea05f2007de291cf72aa38.exe
File opened for modification	C:\Windows\SysWOW64\realplay.exe	57e428162dea05f2007de291cf72aa38.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2632	1736	57e428162dea05f2007de291cf72aa38.exe	91
PID 1736 wrote to memory of 2632	1736	57e428162dea05f2007de291cf72aa38.exe	91
PID 1736 wrote to memory of 2632	1736	57e428162dea05f2007de291cf72aa38.exe	91

C:\Users\Admin\AppData\Local\Temp\57e428162dea05f2007de291cf72aa38.exe
"C:\Users\Admin\AppData\Local\Temp\57e428162dea05f2007de291cf72aa38.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\realplay.exe
  "C:\Windows\system32\realplay.exe" -u C:\Users\Admin\AppData\Local\Temp\57e428162dea05f2007de291cf72aa38.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\realplay.exe

Filesize
37KB

MD5
57e428162dea05f2007de291cf72aa38

SHA1
5c19018972fe3b1feeab37fdae88218e883909fa

SHA256
a6dca8d3f25d0d1217b96e5ac88ce8863f972953b30156747006ea0070f7959a

SHA512
2bc75db8197aebc67e6052486c12fdbbbb52381231120babc93654d7450a36c580a4cce4e538701a1dd00945b2ece5a133108130d6c05fffc7a330fa613f281a

Download Submit
memory/1736-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1736-1-0x00000000005C0000-0x00000000005C2000-memory.dmp

Filesize
8KB

Download
memory/1736-11-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2632-10-0x0000000000460000-0x0000000000462000-memory.dmp

Filesize
8KB

Download
memory/2632-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2632-14-0x0000000000460000-0x0000000000462000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads