2af29a5f99c8ab0654dbece76b2e046f66703a4ae8b4ffa9b4071f9aa74523d7

Resubmissions

10-10-2024 02:19

241010-crx4sazhnm 10

Analysis

max time kernel
68s
max time network
97s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
10-10-2024 02:19

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General

Target

Samples - 10-09-2024/4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe
Size

1.5MB
MD5

1ac8fb5ee2cea350e46ecc78bf7d1c46
SHA1

c055bb5046a718c9838a4c453e1e36d1c3941db2
SHA256

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0
SHA512

69709e8c87495cc4c22af599dd9915b2ab2212632b308bc0d0a2b09b76f8df35059651135ac9b28634869d977b14c8ccc206e0aa446208c90dfd15ca1e07c17e
SSDEEP

24576:84lavt0LkLL9IMixoEgeaLthteKjX06Pzh71lKEzkAg5q9MmCS:Lkwkn9IMHeajAKDfPz5PSFaPCS

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

Processes:

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

description	pid	process	target process
PID 3116 set thread context of 3748	3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe	svchost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

svchost.exe

pid	process
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

pid process

3116 4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

pid	process
3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe
3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

pid	process
3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe
3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe

description	pid	process	target process
PID 3116 wrote to memory of 3748	3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe	svchost.exe
PID 3116 wrote to memory of 3748	3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe	svchost.exe
PID 3116 wrote to memory of 3748	3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe	svchost.exe
PID 3116 wrote to memory of 3748	3116	4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe
"C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3116

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\4e2c78a6bef2caef536cf00c467a54a7081adc8118e7741043e243c0eb4843d0.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\autEFA0.tmp

Filesize
282KB

MD5
10b9c6113c47a5644aa4b765132d3e66

SHA1
591ebccae3c6989191ee1737b91b9872d8418c14

SHA256
9b2c517c9f744eb80447e65faf4449dd098091ff37db4b1aaa39f33fe2455f03

SHA512
09e2da551bb92b96da5b6f3c034bcc7c99ab5d06c36c9369e0b3e7ebe7b805125f301d5e798472eb809577537285c5636f94201853729f6d7ef397294b5d2186

Download Submit
memory/3116-7-0x0000000000DF0000-0x0000000000DF4000-memory.dmp

Filesize
16KB

Download
memory/3748-8-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/3748-9-0x0000000001600000-0x0000000001956000-memory.dmp

Filesize
3.3MB

Download
memory/3748-10-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/3748-11-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download