99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79b

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 05:08

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General

Target

99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
Size

32KB
MD5

bcd7206212fca0861fa03799a87a3660
SHA1

10b19f49c0ac0b1e88970e6957bc1173d4d27649
SHA256

99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79b
SHA512

38a644ae49b1705aa381b98f3b6b7cb27c4b076fb36b5c2dd53a6376ec57d2bd241ad061808d075e35be5aff66288581f9c32ddf80b7f207efaa56854309708a
SSDEEP

768:erahIdmVIBW+nv3P15oB19mPHXRHrMWNCSGcdH8zevc:e+hIdmVIBW+v3EB19CR55+Cvc

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	Admin.exe

Executes dropped EXE 1 IoCs

pid	Process
2628	Admin.exe

Loads dropped DLL 2 IoCs

pid	Process
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe"	Admin.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe"	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.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	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Admin.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
2628	Admin.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 620 wrote to memory of 2628	620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe	30
PID 620 wrote to memory of 2628	620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe	30
PID 620 wrote to memory of 2628	620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe	30
PID 620 wrote to memory of 2628	620	99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe	30

C:\Users\Admin\AppData\Local\Temp\99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe
"C:\Users\Admin\AppData\Local\Temp\99e4ddec274dd296ce83743cf5fb0f4ecd9a705dd22b6aa9c1c596115b20b79bN.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:620
- C:\Users\Admin\Admin.exe
  "C:\Users\Admin\Admin.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2628

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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

\Users\Admin\Admin.exe

Filesize
32KB

MD5
541ee86742c5c7f3e0d4b4ca012bc1f2

SHA1
a6dbbd063185c1ce2e03400758e3fef6ebe4c91e

SHA256
7c0c35fd1be3fe6fa418961717eb5c29c6bb1b1b1d5daee475558504dae7a995

SHA512
dfd54a033c4eb5fc617ae05beafaa2cee4284ccc9dcfca2e4189afb6c09a7ae3dd00490ed233279e6d713381efc3586b11b346939ed45624c4b556a75be2691f

Download Submit
memory/620-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2628-13-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download