24cf45e2f326516edf295ca49e7f619ccc6f11ea9a81cd28b1e4ffa6a376d1a7

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2024, 01:16

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General

Target

Photo2.exe
Size

37KB
MD5

7b6fe54446ff5d20230b2d6f5ce45fad
SHA1

d6404f74516285cc40272d345461d9abd90823b3
SHA256

70aae83fad8fbbbd63c6a348fc4716abdd19a4f9bb9d011cb0f80850beb4543a
SHA512

77ce4a4fbe85e9b2a4c63637b0247724ee33ca0b6024a6a39138c5e73b0a3b3ed36a11a14bed04e05ba1babac183e9bae30a0b5b01c1fb3a655a78a81063f477
SSDEEP

768:LX3pbhvZSjPrIHHVuLIFOXds2L6cJj3AD2DLyxNCK1mM:d3Sr0HSPXdVLDpDLyxNN

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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	Photo2.exe

Deletes itself 1 IoCs

pid	Process
3412	IEXPAND.EXE

Executes dropped EXE 1 IoCs

pid	Process
3412	IEXPAND.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\iexpand.exe = "iexpand.exe"	IEXPAND.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\iexpand.exe = "iexpand.exe"	Photo2.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\IEXPAND.EXE	Photo2.exe
File opened for modification	C:\WINDOWS\SysWOW64\IEXPAND.EXE	Photo2.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
392	Photo2.exe
392	Photo2.exe
392	Photo2.exe
392	Photo2.exe
392	Photo2.exe
392	Photo2.exe
3412	IEXPAND.EXE
3412	IEXPAND.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 3412	392	Photo2.exe	92
PID 392 wrote to memory of 3412	392	Photo2.exe	92
PID 392 wrote to memory of 3412	392	Photo2.exe	92

C:\Users\Admin\AppData\Local\Temp\Photo2.exe
"C:\Users\Admin\AppData\Local\Temp\Photo2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:392
- C:\WINDOWS\SysWOW64\IEXPAND.EXE
  "C:\WINDOWS\SYSTEM32\IEXPAND.EXE" C:\Users\Admin\AppData\Local\Temp\Photo2.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:3412

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\IEXPAND.EXE

Filesize
37KB

MD5
7b6fe54446ff5d20230b2d6f5ce45fad

SHA1
d6404f74516285cc40272d345461d9abd90823b3

SHA256
70aae83fad8fbbbd63c6a348fc4716abdd19a4f9bb9d011cb0f80850beb4543a

SHA512
77ce4a4fbe85e9b2a4c63637b0247724ee33ca0b6024a6a39138c5e73b0a3b3ed36a11a14bed04e05ba1babac183e9bae30a0b5b01c1fb3a655a78a81063f477

Download Submit
memory/392-0-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/392-10-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download