ee86e132e27d1a0ca75548371b1f0080294a61f60c5a87cc82d60900c773aef9

Analysis

max time kernel
73s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 20:21

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General

Target

ee86e132e27d1a0ca75548371b1f0080294a61f60c5a87cc82d60900c773aef9N.dll
Size

76KB
MD5

ee61861d9aee401cc5402ba0aec96670
SHA1

a87d6cc1373c08111bdd08ce44e67f15968b1e61
SHA256

ee86e132e27d1a0ca75548371b1f0080294a61f60c5a87cc82d60900c773aef9
SHA512

45c2647b5da6b7c2084fd583a04a40d5858e95308c264ab2aa8285d89d1340df70c077f95c4e6c5221a54cea08d8b99b4c630b438bf839f024a0feff5bb83038
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z88l:c8y93KQjy7G55riF1cMo03z

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1128-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1128-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1128-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2164	1128	WerFault.exe	30

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	1128	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1128 wrote to memory of 2164	1128	rundll32.exe	31
PID 1128 wrote to memory of 2164	1128	rundll32.exe	31
PID 1128 wrote to memory of 2164	1128	rundll32.exe	31
PID 1128 wrote to memory of 2164	1128	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee86e132e27d1a0ca75548371b1f0080294a61f60c5a87cc82d60900c773aef9N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee86e132e27d1a0ca75548371b1f0080294a61f60c5a87cc82d60900c773aef9N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1128 -s 312
    3⤵
    - Program crash
    PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/1128-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1128-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1128-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download