ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2024 05:14

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General

Target

ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe
Size

1.1MB
MD5

800d9692324a7d9be0d8e0544269a4f0
SHA1

d637efb1a6713bf3580262ab5be1961749845cd5
SHA256

ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186
SHA512

7675047dc3c6455c4686793927417e313eae21ab7ab47bed87b0d563b01fb50cf0268d7cab20439744ae612f9a1adf7b83bc7a7ad8546b214c857ea36c6b2c0d
SSDEEP

24576:7UjH+ezsCtbDKtJuXrPBrnU/OjuzjWDJ+Ak+QhLfFJxZ:4jHHfKXubBzUAuzi5k9Ljr

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder1\\Nonneklostrets.exe"	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service

T1102

flow	ioc
17	drive.google.com
22	drive.google.com
27	drive.google.com
32	drive.google.com
49	drive.google.com

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe
1584	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3328 set thread context of 1584	3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe	85

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\trachearian\erythrine.Mou	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 1584	3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe	85
PID 3328 wrote to memory of 1584	3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe	85
PID 3328 wrote to memory of 1584	3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe	85
PID 3328 wrote to memory of 1584	3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe	85
PID 3328 wrote to memory of 1584	3328	ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe	85

C:\Users\Admin\AppData\Local\Temp\ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe
"C:\Users\Admin\AppData\Local\Temp\ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3328
- C:\Users\Admin\AppData\Local\Temp\ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe
  "C:\Users\Admin\AppData\Local\Temp\ca69635fb5233cace5734e3dfcd169ed502f82d7f6e99cc2c370b0e0e210f186.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:1584

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsv4816.tmp\System.dll

Filesize
11KB

MD5
fbe295e5a1acfbd0a6271898f885fe6a

SHA1
d6d205922e61635472efb13c2bb92c9ac6cb96da

SHA256
a1390a78533c47e55cc364e97af431117126d04a7faed49390210ea3e89dd0e1

SHA512
2cb596971e504eaf1ce8e3f09719ebfb3f6234cea5ca7b0d33ec7500832ff4b97ec2bbe15a1fbf7e6a5b02c59db824092b9562cd8991f4d027feab6fd3177b06

Download Submit
memory/1584-32-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/1584-33-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/1584-34-0x0000000077C08000-0x0000000077C09000-memory.dmp

Filesize
4KB

Download
memory/1584-35-0x0000000077B81000-0x0000000077CA1000-memory.dmp

Filesize
1.1MB

Download
memory/3328-30-0x0000000077B81000-0x0000000077CA1000-memory.dmp

Filesize
1.1MB

Download
memory/3328-31-0x00000000747D0000-0x00000000747D6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads