Analysis Overview
SHA256
87b238d626db6641bab27b227c56c356ddbdab10e18d8a4d14f1e4d238edd146
Threat Level: Shows suspicious behavior
The file 4a58b278ebdd160721a1b09e0106bf6b was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Deletes itself
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-01-08 03:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-08 03:42
Reported
2024-01-08 03:45
Platform
win7-20231215-en
Max time kernel
120s
Max time network
125s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7F0F.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7F0F.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2452 wrote to memory of 2412 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\7F0F.tmp |
| PID 2452 wrote to memory of 2412 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\7F0F.tmp |
| PID 2452 wrote to memory of 2412 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\7F0F.tmp |
| PID 2452 wrote to memory of 2412 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\7F0F.tmp |
Processes
C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe
"C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe"
C:\Users\Admin\AppData\Local\Temp\7F0F.tmp
"C:\Users\Admin\AppData\Local\Temp\7F0F.tmp" --splashC:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe 8F35A75A1D078941A41BEBB82A4412345DDBE26F7D6050DDC25EB1B7CB1C33965F50B425E1DF235AFF16BA36C23A152671B014083A11598D82CA0806941C8FCC
Network
Files
memory/2452-0-0x0000000000400000-0x00000000005E6000-memory.dmp
\Users\Admin\AppData\Local\Temp\7F0F.tmp
| MD5 | d160017e8302eb50fef9aea0b5e75f04 |
| SHA1 | 01a87d078985e2ae76f609019391fdecb264a293 |
| SHA256 | a953401a173baac051e42b922cca81a877b3ff121e316a52570c0bbd86d3c1e7 |
| SHA512 | b8c7914fcef34371eadaa386f4249ec116f8b9ce5dcee60f34564c06f547823d5c77fdda79f40b1a19d2986c6668580048edfbb49bd1df1bce2c9d3ea601ab40 |
memory/2412-6-0x0000000000400000-0x00000000005E6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-08 03:42
Reported
2024-01-08 03:45
Platform
win10v2004-20231222-en
Max time kernel
149s
Max time network
153s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5822.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5822.tmp | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2996 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\5822.tmp |
| PID 2996 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\5822.tmp |
| PID 2996 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe | C:\Users\Admin\AppData\Local\Temp\5822.tmp |
Processes
C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe
"C:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe"
C:\Users\Admin\AppData\Local\Temp\5822.tmp
"C:\Users\Admin\AppData\Local\Temp\5822.tmp" --splashC:\Users\Admin\AppData\Local\Temp\4a58b278ebdd160721a1b09e0106bf6b.exe 43E959FA0AD5FB8B88CF7E3F4D4649925C075B66375415AA2FF17E5ECAB84142F5847BF22CE4860D2E36F9F448312BA60B3DAF7B696687BC1514E87B6FD2AE7E
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 13.107.21.200:443 | tse1.mm.bing.net | tcp |
| US | 13.107.21.200:443 | tse1.mm.bing.net | tcp |
| US | 13.107.21.200:443 | tse1.mm.bing.net | tcp |
| US | 13.107.21.200:443 | tse1.mm.bing.net | tcp |
| US | 13.107.21.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.173.189.20.in-addr.arpa | udp |
Files
memory/2996-0-0x0000000000400000-0x00000000005E6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\5822.tmp
| MD5 | 1d9c62f53e082e274d0002156c1186ff |
| SHA1 | f02b1c2a0b8dd32535dd2a9cf36356cbb8872554 |
| SHA256 | 5277cc7231fa93b4418f80cf8c2baedfeee0937e2ca9f5508c8e9b46b097be35 |
| SHA512 | 47f04a1209694263e07153c241e58bbc8efe95810d5682775568fcd7eab5f07b22050d92464d6ec907b685463e07ab98e6da2d80d5dd4b4c414edb1b0567ea71 |
C:\Users\Admin\AppData\Local\Temp\5822.tmp
| MD5 | 3b41ceea7fce06a842974f09525c0827 |
| SHA1 | 9deac3149a6a74d056d5fc3cd11751d27d3379c0 |
| SHA256 | 5bce035e4a34f323631d291166299d3abbe93899f2def63a1dd500b36a2fe6a7 |
| SHA512 | 82cf0ed6da378d1226a40a447147d4f22afbea567ace782e763f3accab2a8f85774e2b62010b3266576bb81dac1946cfda6e7400e054d5fee7b618917f94953a |
memory/1692-5-0x0000000000400000-0x00000000005E6000-memory.dmp