35eb1461a04776e934902f7126ac560f76cb285b8ab18fbe2fddb46a9187949c

Analysis

max time kernel
93s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
15/06/2024, 12:30

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General

Target

2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe
Size

2.7MB
MD5

783939b72a37e0ac952bcdb714d65903
SHA1

4c9ae8f2f3df3ef950044d85aabfa80a09337bf7
SHA256

35eb1461a04776e934902f7126ac560f76cb285b8ab18fbe2fddb46a9187949c
SHA512

2be9149231db1661182a83ecd1842ddc53c60674a42be5240c3fbe277ab8cd91fa6e86fae2ea064f45b56a5ed210ebfd9b77faba7987f7c49246d4fca0847124
SSDEEP

49152:KIGYB+v+ta6vbBRbJXQv+Tatqc5doCUW5SwFAvhDzaDrhFmAVRcnZPCCGiPxe7W8:K6TTB/AGKqc5doCUW5jFAvBOD1RAZPCL

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x00070000000232b2-1.dat	UPX
behavioral2/memory/4836-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/4836-15-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

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/0x00070000000232b2-1.dat	acprotect

Loads dropped DLL 5 IoCs

pid	Process
4836	2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe
1128	WerFault.exe
3780	WerFault.exe
1092	WerFault.exe
3616	WerFault.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00070000000232b2-1.dat	upx
behavioral2/memory/4836-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4836-15-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3780	4836	WerFault.exe	81
3616	4836	WerFault.exe	81

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4836	2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe
4836	2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4836	2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4836	2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-15_783939b72a37e0ac952bcdb714d65903_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 820
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:3780
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 828
  2⤵
  - Loads dropped DLL
  - Program crash
  PID:3616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4836 -ip 4836
1⤵
- Loads dropped DLL
PID:1128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4836 -ip 4836
1⤵
- Loads dropped DLL
PID:1092

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
memory/4836-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4836-6-0x0000000000851000-0x0000000000852000-memory.dmp

Filesize
4KB

Download
memory/4836-15-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4836-13-0x0000000000850000-0x0000000000AF8000-memory.dmp

Filesize
2.7MB

Download