43739b58b7db0849592610c7d29404ca0b4e7358af258df643f698270a3e8997

General

Target

5ffcd90e30a903c9bc27fad8390325d3.exe
Size

893KB
MD5

5ffcd90e30a903c9bc27fad8390325d3
SHA1

ef10c916ea63fb3dd09c974954f7486e652c0c46
SHA256

43739b58b7db0849592610c7d29404ca0b4e7358af258df643f698270a3e8997
SHA512

fa1af37753df49e472def448efcfed63e32b5266442c0d0743488a747583e5e356bb9d2ade76ec4767be4d159e9e6d8f4d972b467b29837bc1e8c5a149919e32
SSDEEP

24576:9YY2DlN2D32DCiF60bSQVXRtsY9lcnCxeggEZh:WRkaedQVXXsLCx5fh

Score

7^/10

upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 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\SystemBiosDate	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5ffcd90e30a903c9bc27fad8390325d3.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2644-1-0x0000000000390000-0x00000000003A1000-memory.dmp	upx
behavioral1/memory/2644-4-0x0000000000390000-0x00000000003A1000-memory.dmp	upx
behavioral1/memory/2644-6-0x00000000003B0000-0x00000000003E8000-memory.dmp	upx
behavioral1/memory/2644-5-0x00000000003B0000-0x00000000003E8000-memory.dmp	upx
behavioral1/memory/2644-3-0x0000000000390000-0x00000000003A1000-memory.dmp	upx
behavioral1/memory/2644-2-0x0000000000390000-0x00000000003A1000-memory.dmp	upx
behavioral1/memory/2644-17-0x0000000000390000-0x00000000003A1000-memory.dmp	upx
behavioral1/memory/2644-18-0x00000000003B0000-0x00000000003E8000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2644 set thread context of 2780	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	28

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	2644	WerFault.exe	16

Checks processor information in registry 2 TTPs 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	5ffcd90e30a903c9bc27fad8390325d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform ID	5ffcd90e30a903c9bc27fad8390325d3.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5ffcd90e30a903c9bc27fad8390325d3.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	5ffcd90e30a903c9bc27fad8390325d3.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2644	5ffcd90e30a903c9bc27fad8390325d3.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2760	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	31
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2776	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	30
PID 2644 wrote to memory of 2780	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	28
PID 2644 wrote to memory of 2780	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	28
PID 2644 wrote to memory of 2780	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	28
PID 2644 wrote to memory of 2780	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	28
PID 2644 wrote to memory of 2780	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	28
PID 2644 wrote to memory of 2668	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	29
PID 2644 wrote to memory of 2668	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	29
PID 2644 wrote to memory of 2668	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	29
PID 2644 wrote to memory of 2668	2644	5ffcd90e30a903c9bc27fad8390325d3.exe	29

C:\Users\Admin\AppData\Local\Temp\5ffcd90e30a903c9bc27fad8390325d3.exe
"C:\Users\Admin\AppData\Local\Temp\5ffcd90e30a903c9bc27fad8390325d3.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Users\Admin\AppData\Local\Temp\5ffcd90e30a903c9bc27fad8390325d3.exe
  C:\Users\Admin\AppData\Local\Temp\5ffcd90e30a903c9bc27fad8390325d3.exe
  2⤵
  PID:2780
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 352
  2⤵
  - Program crash
  PID:2668
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2776
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2644-12-0x000000002EB40000-0x000000002EB41000-memory.dmp

Filesize
4KB

Download
memory/2644-14-0x00000000763D0000-0x00000000764D0000-memory.dmp

Filesize
1024KB

Download
memory/2644-6-0x00000000003B0000-0x00000000003E8000-memory.dmp

Filesize
224KB

Download
memory/2644-5-0x00000000003B0000-0x00000000003E8000-memory.dmp

Filesize
224KB

Download
memory/2644-3-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download
memory/2644-2-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download
memory/2644-4-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download
memory/2644-18-0x00000000003B0000-0x00000000003E8000-memory.dmp

Filesize
224KB

Download
memory/2644-1-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download
memory/2644-10-0x000000002EB20000-0x000000002EB21000-memory.dmp

Filesize
4KB

Download
memory/2644-7-0x00000000761E0000-0x00000000762F0000-memory.dmp

Filesize
1.1MB

Download
memory/2644-16-0x000000002EC60000-0x000000002EC61000-memory.dmp

Filesize
4KB

Download
memory/2644-9-0x000000002EB30000-0x000000002EB31000-memory.dmp

Filesize
4KB

Download
memory/2644-8-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2644-17-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download
memory/2780-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads