Malware Analysis Report

2025-01-18 01:25

Sample ID 240613-kce9es1cpd
Target a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118
SHA256 1aa597b8b54228ff11957f5170b6552c54b978814435aa49dfaaf85dcf24a383
Tags
score
7/10

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
7/10

SHA256

1aa597b8b54228ff11957f5170b6552c54b978814435aa49dfaaf85dcf24a383

Threat Level: Shows suspicious behavior

The file a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary


Loads dropped DLL

Executes dropped EXE

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 08:27

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 08:27

Reported

2024-06-13 08:29

Platform

win7-20240508-en

Max time kernel

140s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp
PID 2848 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp

Processes

C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp

"C:\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp" /SL5="$40016,6434246,67072,C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 mail.ru udp

Files

memory/2848-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2848-3-0x0000000000401000-0x000000000040B000-memory.dmp

\Users\Admin\AppData\Local\Temp\is-7JABO.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp

MD5 3fc1c0611949a82b6b2ebe98e9acc65a
SHA1 ebdb2a9d4780517fc3dffae2022f4439d0b1e633
SHA256 402ab7d8ef7a4120d81404d4b1c0ba352b89923af58710d6f6abb90c1d2e7be5
SHA512 895b5e9a7337e0ede0f63a4b5f6c74ccfc042f24b2aad61c49bfb20e7c39f2ac8a49266ad503ef83dcea09e04bb389a6c3c768f59722000db215772c99516ec4

\Users\Admin\AppData\Local\Temp\is-K5UET.tmp\_isetup\_shfoldr.dll

MD5 92dc6ef532fbb4a5c3201469a5b5eb63
SHA1 3e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA256 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA512 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

memory/3004-14-0x0000000000400000-0x00000000004BF000-memory.dmp

\Users\Admin\AppData\Local\Temp\is-K5UET.tmp\mailru.dll

MD5 57274b49ed4965ddea1f752a43af67a0
SHA1 783bdd90e5577c664e163f93d2e879c8aaa6eb98
SHA256 d403edf2c1775f97f09cd0cc3b97f944f52d21471fea73d9c0606052fb6ce6ca
SHA512 ae778d3213b743ac4fb108b5cfd2453c8198062bfabbe0abc3b1140f1f60a93c0b0f9cb8559a454e44f164a884cbec9a6e3293e45c89373cfd8946b9df80e3c5

memory/3004-17-0x0000000000530000-0x000000000055A000-memory.dmp

memory/2848-19-0x0000000000400000-0x0000000000417000-memory.dmp

memory/3004-21-0x0000000000530000-0x000000000055A000-memory.dmp

memory/3004-20-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/3004-23-0x0000000000400000-0x00000000004BF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 08:27

Reported

2024-06-13 08:29

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\is-81USD.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp

"C:\Users\Admin\AppData\Local\Temp\is-81USD.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp" /SL5="$60118,6434246,67072,C:\Users\Admin\AppData\Local\Temp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 mail.ru udp

Files

memory/728-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/728-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-81USD.tmp\a4a0aa4d342c09e67b295ae6f1393112_JaffaCakes118.tmp

MD5 3fc1c0611949a82b6b2ebe98e9acc65a
SHA1 ebdb2a9d4780517fc3dffae2022f4439d0b1e633
SHA256 402ab7d8ef7a4120d81404d4b1c0ba352b89923af58710d6f6abb90c1d2e7be5
SHA512 895b5e9a7337e0ede0f63a4b5f6c74ccfc042f24b2aad61c49bfb20e7c39f2ac8a49266ad503ef83dcea09e04bb389a6c3c768f59722000db215772c99516ec4

memory/3724-7-0x0000000000400000-0x00000000004BF000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-JSV7D.tmp\mailru.dll

MD5 57274b49ed4965ddea1f752a43af67a0
SHA1 783bdd90e5577c664e163f93d2e879c8aaa6eb98
SHA256 d403edf2c1775f97f09cd0cc3b97f944f52d21471fea73d9c0606052fb6ce6ca
SHA512 ae778d3213b743ac4fb108b5cfd2453c8198062bfabbe0abc3b1140f1f60a93c0b0f9cb8559a454e44f164a884cbec9a6e3293e45c89373cfd8946b9df80e3c5

memory/3724-16-0x00000000024B0000-0x00000000024DA000-memory.dmp

memory/728-19-0x0000000000400000-0x0000000000417000-memory.dmp

memory/3724-20-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/3724-21-0x00000000024B0000-0x00000000024DA000-memory.dmp

memory/3724-23-0x0000000000400000-0x00000000004BF000-memory.dmp