fcb6cce2f20194dfc41ebb6644cc8c0656c5e2eca7323f01b2a7f1ae03a3577f

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 04:37

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General

Target

fcb6cce2f20194dfc41ebb6644cc8c0656c5e2eca7323f01b2a7f1ae03a3577f.dll
Size

203KB
MD5

9a3f25d88e255f5db578543ac3d78934
SHA1

9f4c602928e96641e9fe6fbe670c34f3b30fa397
SHA256

fcb6cce2f20194dfc41ebb6644cc8c0656c5e2eca7323f01b2a7f1ae03a3577f
SHA512

b11901a5160457040407f963067fc9887ea3fd83b379b8d2735f8f5edcdb2be4beb7d5397824ee141244dfb2ee62f316d96d18c8df691a25e9b15ec999c9d0de
SSDEEP

3072:hJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viMLf+vMkNJhQXD9x:0kmCaiEoFEd+FYOtxmdeviMLfL

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4760-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/4760-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
220	4760	WerFault.exe	83

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	4760	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 4760	3060	rundll32.exe	83
PID 3060 wrote to memory of 4760	3060	rundll32.exe	83
PID 3060 wrote to memory of 4760	3060	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fcb6cce2f20194dfc41ebb6644cc8c0656c5e2eca7323f01b2a7f1ae03a3577f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fcb6cce2f20194dfc41ebb6644cc8c0656c5e2eca7323f01b2a7f1ae03a3577f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 712
    3⤵
    - Program crash
    PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4760 -ip 4760
1⤵
PID:4364

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/4760-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/4760-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download