b62c7a28c836cd25fa11e26e62bc50e79588848f87c35c848ce8d6bd2b7c1e0b

Analysis

max time kernel
115s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 23:20

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General

Target

bd729fd5cbdd2489d81bd052d1533018.exe
Size

3.5MB
MD5

bd729fd5cbdd2489d81bd052d1533018
SHA1

c744064638f48026613ebaf3c4db57cc9ab92183
SHA256

b62c7a28c836cd25fa11e26e62bc50e79588848f87c35c848ce8d6bd2b7c1e0b
SHA512

7a22d229b964de8fad82c23c771b27d08ef75472e3a67bf0a147626fae03d18cec68e4518b18f40a6cbcae59165a564d80b3684214c2c428abd6b3b7906c3abd
SSDEEP

49152:Kt8qjX2Imusjw6+hRQxn0nlcXsp1qKRX45qIPOUab9pUmGna9y5216i6V3Elg4jR:Kt9dswhRQxn0lcw1qKN45qZb3DGna92m

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0008000000023327-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2460	bd729fd5cbdd2489d81bd052d1533018.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000023327-1.dat	upx
behavioral2/memory/2460-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2460-14-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Enumerates connected drives 3 TTPs 1 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)	\??\e:	bd729fd5cbdd2489d81bd052d1533018.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	bd729fd5cbdd2489d81bd052d1533018.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2216	2460	WerFault.exe	93

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2460	bd729fd5cbdd2489d81bd052d1533018.exe
2460	bd729fd5cbdd2489d81bd052d1533018.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2460	bd729fd5cbdd2489d81bd052d1533018.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2460	bd729fd5cbdd2489d81bd052d1533018.exe

C:\Users\Admin\AppData\Local\Temp\bd729fd5cbdd2489d81bd052d1533018.exe
"C:\Users\Admin\AppData\Local\Temp\bd729fd5cbdd2489d81bd052d1533018.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2460
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 756
  2⤵
  - Program crash
  PID:2216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2460 -ip 2460
1⤵
PID:3220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2460 -ip 2460
1⤵
PID:4228

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3968 --field-trial-handle=2272,i,1589057049575649654,2929151440327217574,262144 --variations-seed-version /prefetch:8
1⤵
PID:4340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2460-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2460-10-0x0000000000580000-0x00000000008F2000-memory.dmp

Filesize
3.4MB

Download
memory/2460-11-0x0000000000580000-0x00000000008F2000-memory.dmp

Filesize
3.4MB

Download
memory/2460-12-0x0000000000580000-0x00000000008F2000-memory.dmp

Filesize
3.4MB

Download
memory/2460-14-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2460-16-0x0000000000580000-0x00000000008F2000-memory.dmp

Filesize
3.4MB

Download