54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563

Analysis

max time kernel
36s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
19/09/2022, 15:11

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General

Target

54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe
Size

58KB
MD5

1e5b40b81eb0caa33e21cc126dea794d
SHA1

1232c9ba796a716235b06958bfc9016260a01239
SHA256

54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563
SHA512

b27df49f619d147be202b762ab3267819aa2d75d702216b3ea88f5b00be1bb7e1adf725a4697ba2b9125f650f884278947e7e27cfac35f0a6e4292547d3ec974
SSDEEP

1536:rnHVpNXZgzKQe9Tie7sZwHRz5PgknOJE4U3mJsWKNpSpH:bHTMCwe7Qwxz9gskE4UWJuSpH

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1272-56-0x0000000000E50000-0x0000000000E70000-memory.dmp	upx

Enumerates connected drives 3 TTPs 2 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Y:	54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe
File opened (read-only)	\??\K:	54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1316	1272	WerFault.exe	26

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1272 wrote to memory of 1316	1272	54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe	27
PID 1272 wrote to memory of 1316	1272	54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe	27
PID 1272 wrote to memory of 1316	1272	54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe	27
PID 1272 wrote to memory of 1316	1272	54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe	27

C:\Users\Admin\AppData\Local\Temp\54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe
"C:\Users\Admin\AppData\Local\Temp\54907c58a3f61b2620d9c2528314fe2dd60f4030bc97869ba06f351995730563.exe"
1⤵
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 96
  2⤵
  - Program crash
  PID:1316

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1272-54-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

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memory/1272-56-0x0000000000E50000-0x0000000000E70000-memory.dmp

Filesize
128KB

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