827dd7af327d2e6287cc716697bd5a3600d02e7d0dcff0d2e3b6308046f12f28

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-04-2024 05:00

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General

Target

046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe
Size

170KB
MD5

046d3fdc0e51d8dd74905e8943524921
SHA1

7c77fa3e2ddd550084fe649603d59d316380e574
SHA256

827dd7af327d2e6287cc716697bd5a3600d02e7d0dcff0d2e3b6308046f12f28
SHA512

6c0ff415d3fb074a407dc0faed4162b3b8df4afe3c9bdb6213ca2ba363c5bedc4d305ec8e3107b2b7465c6c8aa48e5d130fea33835b585e2c80fa07529fd4193
SSDEEP

3072:+5ERKdsNSE8jWf+FnGevgjFA+WzmLpJhJ4RpS:+wB8qonGeoFA0lyp

Score

8^/10

evasion spyware stealer trojan

Malware Config

Signatures

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

lrunner.exe

pid process

2952 lrunner.exe
Loads dropped DLL 1 IoCs

Processes:

046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe

pid process

2316 046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

lrunner.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA lrunner.exe

pid	process
2316	046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	lrunner.exe

Drops file in System32 directory 2 IoCs

Processes:

lrunner.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	lrunner.exe
File opened for modification	C:\Windows\System32\GroupPolicy	lrunner.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

lrunner.exe

pid	process
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe
2952	lrunner.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe

description	pid	process	target process
PID 2316 wrote to memory of 2952	2316	046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe	lrunner.exe
PID 2316 wrote to memory of 2952	2316	046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe	lrunner.exe
PID 2316 wrote to memory of 2952	2316	046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe	lrunner.exe
PID 2316 wrote to memory of 2952	2316	046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe	lrunner.exe

C:\Users\Admin\AppData\Local\Temp\046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\046d3fdc0e51d8dd74905e8943524921_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2316

C:\Users\Admin\AppData\Local\Temp\ln259400022\lrunner.exe
"C:\Users\Admin\AppData\Local\Temp\\ln259400022\lrunner.exe" --bpl="eyJjbGlfdmVyIjogMiwgImluc3RhbGxfdXJsIjogImh0dHBzOi8vZ29zb2Z0ZGwubWFpbC5ydS9zd2l0Y2hlcl9wZF8zXzkuZXhlIiwgImxvY2F0aW9uX2lkIjogImxhbmRfYm5kbCIsICJxdWVyeV9zdHJpbmciOiAiYW1fZGVmYXVsdD0xJm9jbF9pbnN0YWxsPTEmdmJtX2luc3RhbGw9MSZocF9pbnN0YWxsPTEmZHNlX2luc3RhbGw9MSZhdHRyPTkwMDMxMGNoJnJmcj05MDAzMTAmZXh0X3BhcmFtcz1vbGRfbXIxbGFkJTNENWUyMTk5ZTA2YWQ1Mzg1Zi0wLTAtIiwgInRzIjogMTU5NjY4OTYzOX0="
2⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2952

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\ProgramData\Mail.Ru\Id
Filesize
38B

MD5
b2c55b61305dbfbb6a0786431fd44603

SHA1
ae4475626ca1cf25e97c67550f5b481890bf903c

SHA256
2e54f299015f7f0f4046bc0e19b09193db92cfe0b2fa33ee324178f69f8a9ce6

SHA512
2f7176d6ea4ba3dd35558cac3ce0f27b610b2b6e898d0eba425c87670ad40fdf0581c6ea2deff00b59d385144be91666def6071bf19e3b5de6920c20d3dc60a5

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\Users\Admin\AppData\Local\Temp\ln259400022\lrunner.exe
Filesize
1.9MB

MD5
59ec4314e2a54053778d3862368d639c

SHA1
a6e7e4383d2a49460f90f46d81bf31260fb71a50

SHA256
8dca302c817de6eab1783ed87139cbe2c0da2be2ccc077cabac12ac3237dab91

SHA512
48ec36e24c66df5951a35ff366aa80b70aef005119438e1a97dcc81b21e726a4f1eb7e9000026a75811e1fd7ef51255df28647b30140d136af223acf4e968834

Download Submit