f12c07869b3e70baf1560a5427e074e4306cc251f6514b78487ee679b2ba0e97

Analysis

max time kernel
114s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 11:36

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General

Target

f12c07869b3e70baf1560a5427e074e4306cc251f6514b78487ee679b2ba0e97N.dll
Size

76KB
MD5

dfaf2f3bcf4006b0b20099ccb729bb80
SHA1

52e20c494a453e1971f15eb2df4243306f0222b5
SHA256

f12c07869b3e70baf1560a5427e074e4306cc251f6514b78487ee679b2ba0e97
SHA512

2d5f0487e85a9d990bdbfb61bb7f58c2c48b0730eb6c3daa6b1743b0d3e6cf8cd396930fe66e4fa9b5bc67dc727ebe6c8cb9afb183a4a5549a988b132b12078c
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZH4g829b/OT1/V:c8y93KQjy7G55riF1cMo03V782LW

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1104-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1104-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1104-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1104-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1068	1104	WerFault.exe	31

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 use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1104	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 1104 wrote to memory of 1068	1104	rundll32.exe	32
PID 1104 wrote to memory of 1068	1104	rundll32.exe	32
PID 1104 wrote to memory of 1068	1104	rundll32.exe	32
PID 1104 wrote to memory of 1068	1104	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f12c07869b3e70baf1560a5427e074e4306cc251f6514b78487ee679b2ba0e97N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f12c07869b3e70baf1560a5427e074e4306cc251f6514b78487ee679b2ba0e97N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 328
    3⤵
    - Program crash
    PID:1068

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/1104-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1104-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1104-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1104-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download