Malware Analysis Report

2025-01-03 06:14

Sample ID 240522-jsqjnagh27
Target 668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118
SHA256 a1a6a9070efc72cd197cb8d27342f0cd6ba8f15e706b308f164fcafd6f561258
Tags
emotet banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

a1a6a9070efc72cd197cb8d27342f0cd6ba8f15e706b308f164fcafd6f561258

Threat Level: Known bad

The file 668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-22 07:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 07:56

Reported

2024-05-22 07:58

Platform

win7-20240220-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat C:\Windows\SysWOW64\jitvsgd.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecisionReason = "1" C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecisionReason = "1" C:\Windows\SysWOW64\jitvsgd.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecisionTime = 30189b851dacda01 C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f012f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecisionTime = 30189b851dacda01 C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\jitvsgd.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecision = "0" C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecisionTime = 104030d91dacda01 C:\Windows\SysWOW64\jitvsgd.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f012f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\jitvsgd.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\fa-f4-8d-33-a9-5b C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\jitvsgd.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2} C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecision = "0" C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDetectedUrl C:\Windows\SysWOW64\jitvsgd.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecisionTime = 104030d91dacda01 C:\Windows\SysWOW64\jitvsgd.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\jitvsgd.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe"

C:\Windows\SysWOW64\jitvsgd.exe

"C:\Windows\SysWOW64\jitvsgd.exe"

C:\Windows\SysWOW64\jitvsgd.exe

"C:\Windows\SysWOW64\jitvsgd.exe"

Network

Country Destination Domain Proto
ZA 197.245.46.11:80 tcp
ZA 197.245.46.11:80 tcp
CA 216.46.44.93:80 tcp
CA 216.46.44.93:80 tcp
US 96.232.248.52:80 tcp
US 96.232.248.52:80 tcp
ZA 41.169.36.237:80 tcp

Files

memory/2276-0-0x0000000000090000-0x000000000009D000-memory.dmp

memory/2276-5-0x00000000000A0000-0x00000000000AD000-memory.dmp

memory/2276-1-0x00000000000A0000-0x00000000000AD000-memory.dmp

memory/2276-6-0x00000000000F0000-0x0000000000100000-memory.dmp

memory/1296-11-0x0000000000210000-0x000000000021D000-memory.dmp

memory/1296-7-0x0000000000210000-0x000000000021D000-memory.dmp

memory/1296-13-0x0000000000220000-0x0000000000230000-memory.dmp

memory/1296-12-0x0000000000100000-0x000000000010D000-memory.dmp

memory/2276-14-0x0000000000090000-0x000000000009D000-memory.dmp

memory/2116-15-0x0000000000070000-0x000000000007D000-memory.dmp

memory/2116-20-0x0000000000120000-0x000000000012D000-memory.dmp

memory/2116-16-0x0000000000120000-0x000000000012D000-memory.dmp

memory/2116-21-0x0000000000170000-0x0000000000180000-memory.dmp

memory/2668-28-0x0000000000140000-0x0000000000150000-memory.dmp

memory/2668-27-0x0000000000110000-0x000000000011D000-memory.dmp

memory/2668-26-0x0000000000130000-0x000000000013D000-memory.dmp

memory/2668-22-0x0000000000130000-0x000000000013D000-memory.dmp

memory/2116-29-0x0000000000070000-0x000000000007D000-memory.dmp

memory/1296-30-0x0000000001100000-0x0000000001132000-memory.dmp

memory/1296-31-0x0000000000100000-0x000000000010D000-memory.dmp

memory/2668-32-0x0000000000110000-0x000000000011D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 07:56

Reported

2024-05-22 07:58

Platform

win10v2004-20240226-en

Max time kernel

146s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\swimcrash.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\swimcrash.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\swimcrash.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\swimcrash.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\swimcrash.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\swimcrash.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\swimcrash.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\668d1d7c39af8906ed862ae9ff645a63_JaffaCakes118.exe"

C:\Windows\SysWOW64\swimcrash.exe

"C:\Windows\SysWOW64\swimcrash.exe"

C:\Windows\SysWOW64\swimcrash.exe

"C:\Windows\SysWOW64\swimcrash.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 --mojo-platform-channel-handle=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 142.250.187.234:443 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
ZA 197.245.46.11:80 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 13.107.253.64:443 tcp
CA 216.46.44.93:80 tcp
US 96.232.248.52:80 tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
ZA 41.169.36.237:80 tcp
US 8.8.8.8:53 18.24.18.2.in-addr.arpa udp
ZA 197.87.144.210:8080 tcp
US 8.8.8.8:53 88.16.208.104.in-addr.arpa udp
BS 24.244.177.40:8080 tcp

Files

memory/4176-0-0x0000000002320000-0x000000000232D000-memory.dmp

memory/4176-5-0x0000000002450000-0x000000000245D000-memory.dmp

memory/4176-1-0x0000000002450000-0x000000000245D000-memory.dmp

memory/4176-6-0x0000000002460000-0x0000000002470000-memory.dmp

memory/4664-7-0x0000000002DD0000-0x0000000002DDD000-memory.dmp

memory/4664-12-0x0000000002E00000-0x0000000002E0D000-memory.dmp

memory/4664-8-0x0000000002E00000-0x0000000002E0D000-memory.dmp

memory/4664-13-0x0000000002E10000-0x0000000002E20000-memory.dmp

memory/4176-14-0x0000000002320000-0x000000000232D000-memory.dmp

memory/2896-15-0x00000000014F0000-0x00000000014FD000-memory.dmp

memory/2896-20-0x0000000001620000-0x000000000162D000-memory.dmp

memory/2896-21-0x0000000001630000-0x0000000001640000-memory.dmp

memory/2896-16-0x0000000001620000-0x000000000162D000-memory.dmp

memory/3732-22-0x00000000005A0000-0x00000000005AD000-memory.dmp

memory/3732-27-0x0000000000640000-0x000000000064D000-memory.dmp

memory/3732-28-0x0000000000660000-0x0000000000670000-memory.dmp

memory/3732-23-0x0000000000640000-0x000000000064D000-memory.dmp

memory/2896-29-0x00000000014F0000-0x00000000014FD000-memory.dmp

memory/4664-31-0x0000000002DD0000-0x0000000002DDD000-memory.dmp

memory/4664-30-0x0000000000400000-0x0000000000432000-memory.dmp

memory/3732-32-0x00000000005A0000-0x00000000005AD000-memory.dmp