4de6fc36aa1682389c6a198f8e774a53b0303e4faacf9501f9c72fb612cf190b

Analysis

max time kernel
142s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 03:03

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General

Target

259ae2a596f486056670c41de64d222f.exe
Size

2.1MB
MD5

259ae2a596f486056670c41de64d222f
SHA1

5e58f48864aa6b9697cc353b20eee65b3f3de40b
SHA256

4de6fc36aa1682389c6a198f8e774a53b0303e4faacf9501f9c72fb612cf190b
SHA512

5d62761c1fad77adfd6f17d4ac380d785149e552e39d242065bbf8a05de7b5e16f7431fd1812b02d642c403fb9988e2b0e22acbb99ec6d26110393b17729c416
SSDEEP

49152:PTrrxMiCV1ZEvkKR4PSahurNhELTty+CYxaK9:PTD+ZMVRqS3hSw+C29

Score

7^/10

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\SystemBiosVersion	259ae2a596f486056670c41de64d222f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	259ae2a596f486056670c41de64d222f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	259ae2a596f486056670c41de64d222f.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2692	2496	259ae2a596f486056670c41de64d222f.exe	28
PID 2496 wrote to memory of 2692	2496	259ae2a596f486056670c41de64d222f.exe	28
PID 2496 wrote to memory of 2692	2496	259ae2a596f486056670c41de64d222f.exe	28

C:\Users\Admin\AppData\Local\Temp\259ae2a596f486056670c41de64d222f.exe
"C:\Users\Admin\AppData\Local\Temp\259ae2a596f486056670c41de64d222f.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2496 -s 1196
  2⤵
  PID:2692

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/2496-0-0x000000013F400000-0x000000013F9D4000-memory.dmp

Filesize
5.8MB

Download
memory/2496-1-0x0000000077560000-0x0000000077709000-memory.dmp

Filesize
1.7MB

Download
memory/2496-2-0x000000013F400000-0x000000013F9D4000-memory.dmp

Filesize
5.8MB

Download
memory/2496-3-0x000000013F400000-0x000000013F9D4000-memory.dmp

Filesize
5.8MB

Download
memory/2496-4-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

Filesize
9.9MB

Download
memory/2496-5-0x00000000079E0000-0x0000000007A60000-memory.dmp

Filesize
512KB

Download
memory/2496-7-0x000000013F400000-0x000000013F9D4000-memory.dmp

Filesize
5.8MB

Download
memory/2496-9-0x0000000077560000-0x0000000077709000-memory.dmp

Filesize
1.7MB

Download
memory/2496-10-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

Filesize
9.9MB

Download
memory/2496-11-0x00000000079E0000-0x0000000007A60000-memory.dmp

Filesize
512KB

Download