77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9

Analysis

max time kernel
126s
max time network
127s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 22:53

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General

Target

77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe
Size

331KB
MD5

486d3e3663801af3dd8ae32a210c1189
SHA1

22b8d0453f5565a1c8a7d8ec3d7f283db07363d5
SHA256

77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9
SHA512

7b8394ac0790e6ef24eb8b79da82854e83fb7efdcdeab0b72380fd269a2b1c3f936aa2b2294ffcece9c2b1dee476f5b97fb3e488574bb5c9fa3637baf297c930
SSDEEP

6144:cD2nT5hLggksLfkhzhOQX34ic3cDS3Dda8QPyOVKA:rT70gXfihOQX34dsDS3SPrVZ

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1788	EpicScale.exe

Loads dropped DLL 1 IoCs

pid	Process
2152	77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\EpicScale = "C:\\ProgramData\\EpicScale\\EpicScale.exe EpicScale StartMinimized"	EpicScale.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EpicScale.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 1788	2152	77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe	28
PID 2152 wrote to memory of 1788	2152	77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe	28
PID 2152 wrote to memory of 1788	2152	77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe	28
PID 2152 wrote to memory of 1788	2152	77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe	28

C:\Users\Admin\AppData\Local\Temp\77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe
"C:\Users\Admin\AppData\Local\Temp\77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152
- C:\ProgramData\EpicScale\EpicScale.exe
  "C:\ProgramData\EpicScale\EpicScale.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:1788

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\EpicScale\EpicScale.exe

Filesize
331KB

MD5
486d3e3663801af3dd8ae32a210c1189

SHA1
22b8d0453f5565a1c8a7d8ec3d7f283db07363d5

SHA256
77c9a4107a9ebf6133d50b049c43df4606535c70671a60612b46287416aaceb9

SHA512
7b8394ac0790e6ef24eb8b79da82854e83fb7efdcdeab0b72380fd269a2b1c3f936aa2b2294ffcece9c2b1dee476f5b97fb3e488574bb5c9fa3637baf297c930

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads