8ce6596014ad3109ed670be2f277c61b5bd31ad2246b2e21ebbda65cf4b83784

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 21:10

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General

Target

1c8df31fbe978c80a4153bf4d64a5ae3.exe
Size

150KB
MD5

1c8df31fbe978c80a4153bf4d64a5ae3
SHA1

fafd0c366d66887100a5dedc632eeca562291fec
SHA256

8ce6596014ad3109ed670be2f277c61b5bd31ad2246b2e21ebbda65cf4b83784
SHA512

b5176b2caa4b5b2d78443068330051710d49627d7da5abc9bfea9dd4e2781740f744bf6edbbe685dbfbef4e13e3de3a880d0717e89ace1a37ff48759b6be26b9
SSDEEP

3072:k+dz72JzuobBYnYpBS4/33mMQuoGRXSflUUkFOScvG6z/K:xBCIobBr3nrnRXACFXh6z

Score

7^/10

upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1c8df31fbe978c80a4153bf4d64a5ae3.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1304-0-0x0000000000400000-0x0000000000434000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1304 set thread context of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2128	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28
PID 1304 wrote to memory of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28
PID 1304 wrote to memory of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28
PID 1304 wrote to memory of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28
PID 1304 wrote to memory of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28
PID 1304 wrote to memory of 2128	1304	1c8df31fbe978c80a4153bf4d64a5ae3.exe	28
PID 2128 wrote to memory of 2144	2128	svchost.exe	29
PID 2128 wrote to memory of 2144	2128	svchost.exe	29
PID 2128 wrote to memory of 2144	2128	svchost.exe	29
PID 2128 wrote to memory of 2144	2128	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\1c8df31fbe978c80a4153bf4d64a5ae3.exe
"C:\Users\Admin\AppData\Local\Temp\1c8df31fbe978c80a4153bf4d64a5ae3.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 156
    3⤵
    - Program crash
    PID:2144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1304-0-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1304-2-0x0000000000390000-0x0000000000392000-memory.dmp

Filesize
8KB

Download
memory/1304-1-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1304-8-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-3-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2128-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2128-7-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2128-10-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download