df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 13:46

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General

Target

df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7.dll
Size

80KB
MD5

19a2b8132a3de5bf20c35209688e0f87
SHA1

a716874a1a17c6d89613dbf71bd1abe45195e0e2
SHA256

df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7
SHA512

0c2bd78cf0cde48dc2304c099763d96829aac9af448e84875e41a7e6b785ab4efc9a267deff2c6b43c94f4eb7c123361913a33b02c0298db48f85c111548cd91
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEn79uIe2:5dbwovEVyqgoZmZXWfIdQdRaefP4RuY

Score

6^/10

discovery upx

Malware Config

Signatures

Network Service Discovery 1 TTPs 7 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
2724	arp.exe
2904	arp.exe
2380	arp.exe
2464	arp.exe
2900	arp.exe
2216	arp.exe
2404	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/828-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/828-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1960	828	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 8 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	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	828	rundll32.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 828 wrote to memory of 1960	828	rundll32.exe	31
PID 828 wrote to memory of 1960	828	rundll32.exe	31
PID 828 wrote to memory of 1960	828	rundll32.exe	31
PID 828 wrote to memory of 1960	828	rundll32.exe	31
PID 828 wrote to memory of 2464	828	rundll32.exe	32
PID 828 wrote to memory of 2464	828	rundll32.exe	32
PID 828 wrote to memory of 2464	828	rundll32.exe	32
PID 828 wrote to memory of 2464	828	rundll32.exe	32
PID 828 wrote to memory of 2900	828	rundll32.exe	35
PID 828 wrote to memory of 2900	828	rundll32.exe	35
PID 828 wrote to memory of 2900	828	rundll32.exe	35
PID 828 wrote to memory of 2900	828	rundll32.exe	35
PID 828 wrote to memory of 2380	828	rundll32.exe	36
PID 828 wrote to memory of 2380	828	rundll32.exe	36
PID 828 wrote to memory of 2380	828	rundll32.exe	36
PID 828 wrote to memory of 2380	828	rundll32.exe	36
PID 828 wrote to memory of 2904	828	rundll32.exe	37
PID 828 wrote to memory of 2904	828	rundll32.exe	37
PID 828 wrote to memory of 2904	828	rundll32.exe	37
PID 828 wrote to memory of 2904	828	rundll32.exe	37
PID 828 wrote to memory of 2724	828	rundll32.exe	38
PID 828 wrote to memory of 2724	828	rundll32.exe	38
PID 828 wrote to memory of 2724	828	rundll32.exe	38
PID 828 wrote to memory of 2724	828	rundll32.exe	38
PID 828 wrote to memory of 2404	828	rundll32.exe	39
PID 828 wrote to memory of 2404	828	rundll32.exe	39
PID 828 wrote to memory of 2404	828	rundll32.exe	39
PID 828 wrote to memory of 2404	828	rundll32.exe	39
PID 828 wrote to memory of 2216	828	rundll32.exe	40
PID 828 wrote to memory of 2216	828	rundll32.exe	40
PID 828 wrote to memory of 2216	828	rundll32.exe	40
PID 828 wrote to memory of 2216	828	rundll32.exe	40

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 232
    3⤵
    - Program crash
    PID:1960
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2464
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 9f-04-f5-8b-00-f1
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2900
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 a4-9b-f0-5e-7f-65
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2380
- - C:\Windows\SysWOW64\arp.exe
    arp -s 136.243.76.21 89-03-d5-b6-e0-df
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2904
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 56-b4-a8-68-24-b6
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2724
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 e1-d1-3a-c6-51-8a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2404
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 30-88-35-cf-3a-23
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/828-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/828-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download