6dd36eec52d0647f2e31337f62390fff9a7eca4295470d37e42d94c7a113c9ef

Analysis

max time kernel
1s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 08:40

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General

Target

1295b4cdd423d8592302bae34bdc279c.exe
Size

142KB
MD5

1295b4cdd423d8592302bae34bdc279c
SHA1

5a73993f4a78d48a2ed07192d04c3f0a8e8074b5
SHA256

6dd36eec52d0647f2e31337f62390fff9a7eca4295470d37e42d94c7a113c9ef
SHA512

7fad15f0685b96f66a5e73cb821b940fba3d2c3acf150016a5926c7ce940e1b17490c50e71765d6eb3c21d1b9598e6e3501ee1388b01f0810d47bbd8eb4d413a
SSDEEP

3072:SnOn7t7XpdpCCTg/sxFgJKeqgKJ+BC1Cwz0OyChwjEIdPxw/Ulu:SKpdcCrTdgKUaGQIdq5

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2692	downloadmr.exe

Loads dropped DLL 4 IoCs

pid	Process
356	1295b4cdd423d8592302bae34bdc279c.exe
356	1295b4cdd423d8592302bae34bdc279c.exe
356	1295b4cdd423d8592302bae34bdc279c.exe
356	1295b4cdd423d8592302bae34bdc279c.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2692	downloadmr.exe
2692	downloadmr.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 356 wrote to memory of 2692	356	1295b4cdd423d8592302bae34bdc279c.exe	18
PID 356 wrote to memory of 2692	356	1295b4cdd423d8592302bae34bdc279c.exe	18
PID 356 wrote to memory of 2692	356	1295b4cdd423d8592302bae34bdc279c.exe	18
PID 356 wrote to memory of 2692	356	1295b4cdd423d8592302bae34bdc279c.exe	18

C:\Users\Admin\AppData\Local\Temp\1295b4cdd423d8592302bae34bdc279c.exe
"C:\Users\Admin\AppData\Local\Temp\1295b4cdd423d8592302bae34bdc279c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:356
- C:\Users\Admin\AppData\Local\Temp\nsy1306.tmp\downloadmr.exe
  C:\Users\Admin\AppData\Local\Temp\nsy1306.tmp\downloadmr.exe /u4dc9054e-38b0-4614-bdd5-20605bc06f26 /e2723777
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsy1306.tmp\System.dll

Filesize
21KB

MD5
5ebc73650256e9c8ddbcda231db829a1

SHA1
988d4535e18754ab2a6248abae96c5697d7dbcd5

SHA256
1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

SHA512
b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

Download Submit
memory/356-27-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2692-20-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2692-19-0x00000000020E0000-0x0000000002120000-memory.dmp

Filesize
256KB

Download
memory/2692-18-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2692-21-0x00000000020E0000-0x0000000002120000-memory.dmp

Filesize
256KB

Download
memory/2692-22-0x0000000006680000-0x0000000006780000-memory.dmp

Filesize
1024KB

Download
memory/2692-23-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download