26fcf44601889ab97908cbc259bf2b0ad3166389732edf84445be70526ca853e

Analysis

max time kernel
0s
max time network
148s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 07:32

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General

Target

2d81ac993936d8d54d8e23a08369fbad.exe
Size

40KB
MD5

2d81ac993936d8d54d8e23a08369fbad
SHA1

2844137d42de885661963600459d0f8ac23afef2
SHA256

26fcf44601889ab97908cbc259bf2b0ad3166389732edf84445be70526ca853e
SHA512

ee67e0845b1bdbeec23ed80c8f09aeb0ecb743bbd787a8dd3ad6afaede834bbca94add4bc3859064673839a409582c32b32baf898ce5e7cd3aa37ac1b3fbe1fe
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHNXC60:aqk/Zdic/qjh8w19JDHe

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2376	services.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2376-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000b0000000149f5-6.dat	upx
behavioral1/memory/2376-17-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2376-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	2d81ac993936d8d54d8e23a08369fbad.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	2d81ac993936d8d54d8e23a08369fbad.exe
File opened for modification	C:\Windows\java.exe	2d81ac993936d8d54d8e23a08369fbad.exe
File created	C:\Windows\java.exe	2d81ac993936d8d54d8e23a08369fbad.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 2376	1748	2d81ac993936d8d54d8e23a08369fbad.exe	14
PID 1748 wrote to memory of 2376	1748	2d81ac993936d8d54d8e23a08369fbad.exe	14
PID 1748 wrote to memory of 2376	1748	2d81ac993936d8d54d8e23a08369fbad.exe	14
PID 1748 wrote to memory of 2376	1748	2d81ac993936d8d54d8e23a08369fbad.exe	14

C:\Windows\services.exe
"C:\Windows\services.exe"
1⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2376

C:\Users\Admin\AppData\Local\Temp\2d81ac993936d8d54d8e23a08369fbad.exe
"C:\Users\Admin\AppData\Local\Temp\2d81ac993936d8d54d8e23a08369fbad.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1748-21-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1748-11-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1748-8-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1748-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download
memory/1748-24-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2376-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-47-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-277-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-439-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-580-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2376-605-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads