66d02f479a3b7fef0078a56a637f4ae2db69d166c6296563fe92ea4be5385528

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
06/07/2023, 11:57

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General

Target

25874a9350a041exeexeexeex.exe
Size

119KB
MD5

25874a9350a041633d48bff1e98c7b71
SHA1

865eb3fcaa671be3e437be80239246cef7106259
SHA256

66d02f479a3b7fef0078a56a637f4ae2db69d166c6296563fe92ea4be5385528
SHA512

98c0adcf3a5289988ff547f38d53b2ce08dd81d368f5229c2729da4430334b48f4f68336cef05331c20f6bac20779bfa7c6ee9761bd689adc29cf6b3606e6a26
SSDEEP

1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699G/TG4dYET:AnBdOOtEvwDpj6zK

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2244	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
296	25874a9350a041exeexeexeex.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c00000001226d-63.dat	upx
behavioral1/memory/296-67-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/files/0x000c00000001226d-66.dat	upx
behavioral1/files/0x000c00000001226d-75.dat	upx
behavioral1/memory/2244-76-0x0000000000500000-0x000000000050F000-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 296 wrote to memory of 2244	296	25874a9350a041exeexeexeex.exe	29
PID 296 wrote to memory of 2244	296	25874a9350a041exeexeexeex.exe	29
PID 296 wrote to memory of 2244	296	25874a9350a041exeexeexeex.exe	29
PID 296 wrote to memory of 2244	296	25874a9350a041exeexeexeex.exe	29

C:\Users\Admin\AppData\Local\Temp\25874a9350a041exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\25874a9350a041exeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:296
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2244

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
120KB

MD5
b7fa7c2c4c7953afce015c433dd91b78

SHA1
c600dc033d493c9e4a7215d2bb6153c675e26b08

SHA256
edbb72b6e78af97bf4ed4e68db5f35bfbb4218d50a04f729da228d56cbc84f20

SHA512
a672e20ba3949780bee261aff4359459c6debd2720d4e752410cb971e9dcdbe3a5aac50361911613c386363d985b1f6e8ed2047b744916ab768d6e89915c96f5

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

Filesize
120KB

MD5
b7fa7c2c4c7953afce015c433dd91b78

SHA1
c600dc033d493c9e4a7215d2bb6153c675e26b08

SHA256
edbb72b6e78af97bf4ed4e68db5f35bfbb4218d50a04f729da228d56cbc84f20

SHA512
a672e20ba3949780bee261aff4359459c6debd2720d4e752410cb971e9dcdbe3a5aac50361911613c386363d985b1f6e8ed2047b744916ab768d6e89915c96f5

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

Filesize
120KB

MD5
b7fa7c2c4c7953afce015c433dd91b78

SHA1
c600dc033d493c9e4a7215d2bb6153c675e26b08

SHA256
edbb72b6e78af97bf4ed4e68db5f35bfbb4218d50a04f729da228d56cbc84f20

SHA512
a672e20ba3949780bee261aff4359459c6debd2720d4e752410cb971e9dcdbe3a5aac50361911613c386363d985b1f6e8ed2047b744916ab768d6e89915c96f5

Download Submit
memory/296-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/296-55-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/296-67-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2244-76-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download