8e0f0344a10e22780d2ea3af4055a3afecdb5b5f065e73560f3e0685fba93216

Analysis

max time kernel
146s
max time network
149s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
05/07/2023, 17:27

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General

Target

1586eed45d4cc3exeexeexeex.exe
Size

95KB
MD5

1586eed45d4cc39a77ce6350c4e9a064
SHA1

45260bb43b92656e157bc8ed23fd0d94ef3da60c
SHA256

8e0f0344a10e22780d2ea3af4055a3afecdb5b5f065e73560f3e0685fba93216
SHA512

9d71946fb7da34841de06e072861cf10d1c4c035349a757955098fd6ae198bf71eb58d95973619a7f9cabcfbcf5342a8fc38241df9a4d2bf32822d9b8d6f8c79
SSDEEP

1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJhf:AnBdOOtEvwDpj6z6

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2284	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2320	1586eed45d4cc3exeexeexeex.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000f000000012308-63.dat	upx
behavioral1/memory/2320-66-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/files/0x000f000000012308-67.dat	upx
behavioral1/files/0x000f000000012308-75.dat	upx
behavioral1/memory/2284-76-0x0000000000500000-0x000000000050F000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2284	2320	1586eed45d4cc3exeexeexeex.exe	29
PID 2320 wrote to memory of 2284	2320	1586eed45d4cc3exeexeexeex.exe	29
PID 2320 wrote to memory of 2284	2320	1586eed45d4cc3exeexeexeex.exe	29
PID 2320 wrote to memory of 2284	2320	1586eed45d4cc3exeexeexeex.exe	29

C:\Users\Admin\AppData\Local\Temp\1586eed45d4cc3exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\1586eed45d4cc3exeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2284

Network

MITRE ATT&CK Enterprise v6

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\asih.exe

Filesize
95KB

MD5
fec6f000e1995c8c4a4ea7effaf5aca1

SHA1
424fc209440e40109fd3eba8383dd36fc995e9aa

SHA256
d100e62c08ae3d08425ac3534bd86428d06c96888cf7966d49795b85ec515f10

SHA512
4f0424c8a011e813079ba8f966b478b571964b2b46567123072befc90658b1cd9af654dda052fa46f9c989d5a26c199dd507ad38060f73e834ae44b0f7da9f5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
95KB

MD5
fec6f000e1995c8c4a4ea7effaf5aca1

SHA1
424fc209440e40109fd3eba8383dd36fc995e9aa

SHA256
d100e62c08ae3d08425ac3534bd86428d06c96888cf7966d49795b85ec515f10

SHA512
4f0424c8a011e813079ba8f966b478b571964b2b46567123072befc90658b1cd9af654dda052fa46f9c989d5a26c199dd507ad38060f73e834ae44b0f7da9f5b

Download Submit
\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
95KB

MD5
fec6f000e1995c8c4a4ea7effaf5aca1

SHA1
424fc209440e40109fd3eba8383dd36fc995e9aa

SHA256
d100e62c08ae3d08425ac3534bd86428d06c96888cf7966d49795b85ec515f10

SHA512
4f0424c8a011e813079ba8f966b478b571964b2b46567123072befc90658b1cd9af654dda052fa46f9c989d5a26c199dd507ad38060f73e834ae44b0f7da9f5b

Download Submit
memory/2284-69-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/2284-76-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2320-54-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2320-55-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2320-66-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download