Malware Analysis Report

2024-10-10 13:33

Sample ID 240525-ffjzkaeh51
Target APanna advertising contract and payment terms URL PDF.exe
SHA256 78b64d8b02e5c163b3ad679f47e4d8a64a2763e1d37a65594b932ff6b62ee996
Tags
rhadamanthys stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

78b64d8b02e5c163b3ad679f47e4d8a64a2763e1d37a65594b932ff6b62ee996

Threat Level: Known bad

The file APanna advertising contract and payment terms URL PDF.exe was found to be: Known bad.

Malicious Activity Summary

rhadamanthys stealer

Rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Suspicious use of SetThreadContext

Executes dropped EXE

Loads dropped DLL

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-25 04:49

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-25 04:48

Reported

2024-05-25 04:53

Platform

win7-20240221-en

Max time kernel

18s

Max time network

17s

Command Line

C:\Windows\Explorer.EXE

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 1616 created 1208 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\Explorer.EXE

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1688 set thread context of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1688 wrote to memory of 1616 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\kat3469.tmp
PID 1616 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\SysWOW64\dialer.exe
PID 1616 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\SysWOW64\dialer.exe
PID 1616 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\SysWOW64\dialer.exe
PID 1616 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\SysWOW64\dialer.exe
PID 1616 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\SysWOW64\dialer.exe
PID 1616 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\kat3469.tmp C:\Windows\SysWOW64\dialer.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe

"C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe"

C:\Users\Admin\AppData\Local\Temp\kat3469.tmp

C:\Users\Admin\AppData\Local\Temp\kat3469.tmp

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

C:\Windows\SysWOW64\dialer.exe

"C:\Windows\system32\dialer.exe"

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

N/A

Files

memory/1688-0-0x0000000000220000-0x0000000000221000-memory.dmp

memory/1688-4-0x00000000037F0000-0x0000000003A88000-memory.dmp

\Users\Admin\AppData\Local\Temp\kat3469.tmp

MD5 66064dbdb70a5eb15ebf3bf65aba254b
SHA1 0284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA256 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512 b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

memory/1616-11-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-15-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1688-25-0x0000000000400000-0x000000000074E000-memory.dmp

memory/1616-26-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-24-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-21-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-19-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-17-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-13-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-9-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-28-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1616-27-0x0000000002F40000-0x0000000003340000-memory.dmp

memory/1616-29-0x0000000002F40000-0x0000000003340000-memory.dmp

memory/1616-30-0x0000000076DE0000-0x0000000076F89000-memory.dmp

memory/1616-32-0x0000000074A40000-0x0000000074A87000-memory.dmp

memory/2588-33-0x0000000000080000-0x0000000000089000-memory.dmp

memory/2588-35-0x0000000001E60000-0x0000000002260000-memory.dmp

memory/2588-43-0x0000000076DE1000-0x0000000076EE2000-memory.dmp

memory/2588-42-0x0000000001E60000-0x0000000002260000-memory.dmp

memory/2588-39-0x0000000076DE0000-0x0000000076F89000-memory.dmp

memory/2588-37-0x0000000001E60000-0x0000000002260000-memory.dmp

memory/2588-41-0x0000000074A40000-0x0000000074A87000-memory.dmp

memory/2588-44-0x0000000001E60000-0x0000000002260000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-25 04:48

Reported

2024-05-25 04:58

Platform

win10v2004-20240508-en

Max time kernel

232s

Max time network

251s

Command Line

sihost.exe

Signatures

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 464 created 2580 N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp C:\Windows\system32\sihost.exe

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1440 set thread context of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 1440 wrote to memory of 464 N/A C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe C:\Users\Admin\AppData\Local\Temp\katD59.tmp
PID 464 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp C:\Windows\SysWOW64\dialer.exe
PID 464 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp C:\Windows\SysWOW64\dialer.exe
PID 464 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp C:\Windows\SysWOW64\dialer.exe
PID 464 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp C:\Windows\SysWOW64\dialer.exe
PID 464 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\katD59.tmp C:\Windows\SysWOW64\dialer.exe

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe

"C:\Users\Admin\AppData\Local\Temp\APanna advertising contract and payment terms URL PDF.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4436,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=3756 /prefetch:8

C:\Users\Admin\AppData\Local\Temp\katD59.tmp

C:\Users\Admin\AppData\Local\Temp\katD59.tmp

C:\Windows\SysWOW64\dialer.exe

"C:\Windows\system32\dialer.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/1440-0-0x0000000000A40000-0x0000000000A41000-memory.dmp

memory/1440-2-0x0000000003000000-0x0000000003298000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\katD59.tmp

MD5 66064dbdb70a5eb15ebf3bf65aba254b
SHA1 0284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA256 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512 b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

memory/464-4-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1440-6-0x0000000000400000-0x000000000074E000-memory.dmp

memory/464-12-0x0000000000400000-0x000000000048B000-memory.dmp

memory/464-11-0x0000000000400000-0x000000000048B000-memory.dmp

memory/464-9-0x0000000000400000-0x000000000048B000-memory.dmp

memory/464-13-0x0000000003150000-0x0000000003550000-memory.dmp

memory/464-14-0x0000000003150000-0x0000000003550000-memory.dmp

memory/464-15-0x0000000003150000-0x0000000003550000-memory.dmp

memory/464-16-0x00007FF9AED30000-0x00007FF9AEF25000-memory.dmp

memory/396-19-0x0000000000490000-0x0000000000499000-memory.dmp

memory/464-18-0x0000000076750000-0x0000000076965000-memory.dmp

memory/464-22-0x0000000000400000-0x000000000048B000-memory.dmp

memory/464-20-0x0000000003150000-0x0000000003550000-memory.dmp

memory/396-25-0x0000000002050000-0x0000000002450000-memory.dmp

memory/396-24-0x0000000002050000-0x0000000002450000-memory.dmp

memory/396-26-0x00007FF9AED30000-0x00007FF9AEF25000-memory.dmp

memory/396-29-0x0000000076750000-0x0000000076965000-memory.dmp

memory/396-28-0x0000000002050000-0x0000000002450000-memory.dmp

memory/396-30-0x0000000002050000-0x0000000002450000-memory.dmp