dd35c74995815f70a2336ceb61b2c9b2b5f3810e7995a74267f9b1bc44be9c4e

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 03:29

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General

Target

dd35c74995815f70a2336ceb61b2c9b2b5f3810e7995a74267f9b1bc44be9c4e.dll
Size

76KB
MD5

e8349472b1b5b24caccfc7d77ff8608f
SHA1

f489a0b6fca20cc31729cb59dd6e819df4e21c2c
SHA256

dd35c74995815f70a2336ceb61b2c9b2b5f3810e7995a74267f9b1bc44be9c4e
SHA512

c38f985de777a4736fb22606cf40f61f9a2f900e0ef601bed296fcd5ed40eef92323d62bb0c0d81a31fb5351cf62e6c1ca0bb27f8ff094efa1a2fcc3655370c7
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJ7wNyMmM:c8y93KQjy7G55riF1cMo03zwUMN

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/2440-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2440-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2440-2-0x0000000010000000-0x0000000010030000-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 1 IoCs

pid	Process
2440	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30
PID 2036 wrote to memory of 2440	2036	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd35c74995815f70a2336ceb61b2c9b2b5f3810e7995a74267f9b1bc44be9c4e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd35c74995815f70a2336ceb61b2c9b2b5f3810e7995a74267f9b1bc44be9c4e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2440

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/2440-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2440-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2440-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download