d53b12f422a463bf4006875933fb3336b580078f247e4c661571fe83154bf31b

Analysis

max time kernel
95s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 14:43

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General

Target

d53b12f422a463bf4006875933fb3336b580078f247e4c661571fe83154bf31b.dll
Size

437KB
MD5

893ffac5398d65b1e17378527553d513
SHA1

5dcda28ef8b4582f3072b1d50bad4e9de36eb21e
SHA256

d53b12f422a463bf4006875933fb3336b580078f247e4c661571fe83154bf31b
SHA512

ff0f92e3961cefb14198abaa2d5f2bbab3eb7a1540116d3aa731da248bf98e790f77f29396a82669435f4f156f997c35b3f60cc4b2becd5a882677144a083dae
SSDEEP

6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6WX:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSN

Score

10^/10

discovery upx

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 20 IoCs

description	pid	Process	procid_target
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5
PID 684 created 612	684	rundll32.exe	5

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/684-0-0x0000000010000000-0x00000000100A6000-memory.dmp	upx

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
684	rundll32.exe
684	rundll32.exe
684	rundll32.exe
684	rundll32.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

description	pid	Process
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe
Token: SeDebugPrivilege	684	rundll32.exe

Suspicious use of WriteProcessMemory 63 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 684	3136	rundll32.exe	82
PID 3136 wrote to memory of 684	3136	rundll32.exe	82
PID 3136 wrote to memory of 684	3136	rundll32.exe	82
PID 684 wrote to memory of 4888	684	rundll32.exe	83
PID 684 wrote to memory of 4888	684	rundll32.exe	83
PID 684 wrote to memory of 4888	684	rundll32.exe	83
PID 684 wrote to memory of 1496	684	rundll32.exe	84
PID 684 wrote to memory of 1496	684	rundll32.exe	84
PID 684 wrote to memory of 1496	684	rundll32.exe	84
PID 684 wrote to memory of 2892	684	rundll32.exe	85
PID 684 wrote to memory of 2892	684	rundll32.exe	85
PID 684 wrote to memory of 2892	684	rundll32.exe	85
PID 684 wrote to memory of 3272	684	rundll32.exe	86
PID 684 wrote to memory of 3272	684	rundll32.exe	86
PID 684 wrote to memory of 3272	684	rundll32.exe	86
PID 684 wrote to memory of 1528	684	rundll32.exe	87
PID 684 wrote to memory of 1528	684	rundll32.exe	87
PID 684 wrote to memory of 1528	684	rundll32.exe	87
PID 684 wrote to memory of 2028	684	rundll32.exe	88
PID 684 wrote to memory of 2028	684	rundll32.exe	88
PID 684 wrote to memory of 2028	684	rundll32.exe	88
PID 684 wrote to memory of 3496	684	rundll32.exe	89
PID 684 wrote to memory of 3496	684	rundll32.exe	89
PID 684 wrote to memory of 3496	684	rundll32.exe	89
PID 684 wrote to memory of 1432	684	rundll32.exe	90
PID 684 wrote to memory of 1432	684	rundll32.exe	90
PID 684 wrote to memory of 1432	684	rundll32.exe	90
PID 684 wrote to memory of 4636	684	rundll32.exe	91
PID 684 wrote to memory of 4636	684	rundll32.exe	91
PID 684 wrote to memory of 4636	684	rundll32.exe	91
PID 684 wrote to memory of 1600	684	rundll32.exe	92
PID 684 wrote to memory of 1600	684	rundll32.exe	92
PID 684 wrote to memory of 1600	684	rundll32.exe	92
PID 684 wrote to memory of 3580	684	rundll32.exe	93
PID 684 wrote to memory of 3580	684	rundll32.exe	93
PID 684 wrote to memory of 3580	684	rundll32.exe	93
PID 684 wrote to memory of 2304	684	rundll32.exe	94
PID 684 wrote to memory of 2304	684	rundll32.exe	94
PID 684 wrote to memory of 2304	684	rundll32.exe	94
PID 684 wrote to memory of 2500	684	rundll32.exe	95
PID 684 wrote to memory of 2500	684	rundll32.exe	95
PID 684 wrote to memory of 2500	684	rundll32.exe	95
PID 684 wrote to memory of 3428	684	rundll32.exe	96
PID 684 wrote to memory of 3428	684	rundll32.exe	96
PID 684 wrote to memory of 3428	684	rundll32.exe	96
PID 684 wrote to memory of 1608	684	rundll32.exe	97
PID 684 wrote to memory of 1608	684	rundll32.exe	97
PID 684 wrote to memory of 1608	684	rundll32.exe	97
PID 684 wrote to memory of 4632	684	rundll32.exe	98
PID 684 wrote to memory of 4632	684	rundll32.exe	98
PID 684 wrote to memory of 4632	684	rundll32.exe	98
PID 684 wrote to memory of 4664	684	rundll32.exe	99
PID 684 wrote to memory of 4664	684	rundll32.exe	99
PID 684 wrote to memory of 4664	684	rundll32.exe	99
PID 684 wrote to memory of 1100	684	rundll32.exe	100
PID 684 wrote to memory of 1100	684	rundll32.exe	100
PID 684 wrote to memory of 1100	684	rundll32.exe	100
PID 684 wrote to memory of 2772	684	rundll32.exe	101
PID 684 wrote to memory of 2772	684	rundll32.exe	101
PID 684 wrote to memory of 2772	684	rundll32.exe	101
PID 684 wrote to memory of 3148	684	rundll32.exe	102
PID 684 wrote to memory of 3148	684	rundll32.exe	102
PID 684 wrote to memory of 3148	684	rundll32.exe	102

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:612
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:4888
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:1496
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:2892
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:3272
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:1528
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:2028
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:3496
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:1432
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:4636
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:1600
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:3580
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:2304
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:2500
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:3428
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:1608
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:4632
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:4664
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:1100
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:2772
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:3148

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d53b12f422a463bf4006875933fb3336b580078f247e4c661571fe83154bf31b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d53b12f422a463bf4006875933fb3336b580078f247e4c661571fe83154bf31b.dll,#1
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/684-0-0x0000000010000000-0x00000000100A6000-memory.dmp

Filesize
664KB

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