e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081

Analysis

max time kernel
91s
max time network
94s
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 06:04

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General

Target

e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081.exe
Size

664KB
MD5

83026095214897dc66a269d35edbc6df
SHA1

616e070a43bb1ddc4ae9a7bcc9703e39e9be69dc
SHA256

e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081
SHA512

8b7d066cc544ff2c2fc2146fb7df09f578e6d4aad3e13c0547c88a2d6401158cf443b3c0f2d14c141152334c18edfe4097be8c6e6b932d7109ee9645714c694e
SSDEEP

12288:uBKUJap14LRGoKqnVWqqPIBONhxsUzEqrBjvrEH7R:uBKi/yB/xsUzRRrEH7R

Score

8^/10

persistence upx

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x00090000000226e5-1.dat	acprotect

Loads dropped DLL 3 IoCs

pid	Process
4280	e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081.exe
5104	WerFault.exe
1076	WerFault.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00090000000226e5-1.dat	upx
behavioral2/memory/4280-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4280-60-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1076	4280	WerFault.exe	85

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4280	e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081.exe

C:\Users\Admin\AppData\Local\Temp\e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081.exe
"C:\Users\Admin\AppData\Local\Temp\e8da3297c00b45981f6185fdbfa9e96f407fce3cc9b0eac4f036eeab516d6081.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:4280
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4280 -s 352
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:1076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4280 -ip 4280
1⤵
- Loads dropped DLL
PID:5104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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
C:\Users\Admin\AppData\Local\Temp\log.txt

Filesize
6KB

MD5
0d56e2b8b1dec22f8e1c087698fcdc63

SHA1
feb0ce1ed896181daa10b514beb4cb144811080f

SHA256
ef28c86407f08dc42343bfd2f2f2e43af172119303ff434476b43cccc7827dc4

SHA512
8a796435b9f4dd8619b0f0bddfd6844b6166744cc716a1e0fc4ebb689e4c17dbe7bca3208deb427507a639321bc98f10b77e5be2236273ecc12b23df8efc3585

Download Submit
memory/4280-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4280-56-0x0000000000160000-0x00000000001FA000-memory.dmp

Filesize
616KB

Download
memory/4280-60-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download