24cf45e2f326516edf295ca49e7f619ccc6f11ea9a81cd28b1e4ffa6a376d1a7

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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

Deletes itself 1 IoCs

pid	Process
2876	IEXPAND.EXE

Executes dropped EXE 1 IoCs

pid	Process
2876	IEXPAND.EXE

Loads dropped DLL 2 IoCs

pid	Process
1640	Photo2.exe
1640	Photo2.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"	Photo2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\iexpand.exe = "iexpand.exe"	IEXPAND.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 4 IoCs

pid	Process
1640	Photo2.exe
1640	Photo2.exe
1640	Photo2.exe
2876	IEXPAND.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 2876	1640	Photo2.exe	30
PID 1640 wrote to memory of 2876	1640	Photo2.exe	30
PID 1640 wrote to memory of 2876	1640	Photo2.exe	30
PID 1640 wrote to memory of 2876	1640	Photo2.exe	30

C:\Users\Admin\AppData\Local\Temp\Photo2.exe
"C:\Users\Admin\AppData\Local\Temp\Photo2.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1640
- 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:2876

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\IEXPAND.EXE

Filesize
37KB

MD5
7b6fe54446ff5d20230b2d6f5ce45fad

SHA1
d6404f74516285cc40272d345461d9abd90823b3

SHA256
70aae83fad8fbbbd63c6a348fc4716abdd19a4f9bb9d011cb0f80850beb4543a

SHA512
77ce4a4fbe85e9b2a4c63637b0247724ee33ca0b6024a6a39138c5e73b0a3b3ed36a11a14bed04e05ba1babac183e9bae30a0b5b01c1fb3a655a78a81063f477

Download Submit
memory/1640-0-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1640-5-0x00000000005B0000-0x00000000005C2000-memory.dmp

Filesize
72KB

Download
memory/1640-12-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2876-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download