zloader | bd882e2eefd0145ff169d868c1815df272f84a5ad1e501cfa5c3336839774171

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11-08-2024 15:41

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General

Target

8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe
Size

119KB
MD5

8af1f18ed86898a92c5e20d9d3abaf7a
SHA1

e789544575c2a0a74524ab50fc47d348af876093
SHA256

bd882e2eefd0145ff169d868c1815df272f84a5ad1e501cfa5c3336839774171
SHA512

ac12219195622d65790a63c405a32c0b9f38fe74e7492cb7894d934b84792e22c25ba3453cdcd7fc9e228190082b0e132bce167e0e6e4c10aeea804ac2a168c2
SSDEEP

3072:7LnLvYuSYOkboKxL35ouXgkfMVtViEoW:XLYuSYIKxDwLj

Score

10^/10

zloader botnet discovery persistence trojan

Malware Config

Extracted

Family

zloader

Attributes

build_id
3238765

Signatures

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Hyuf = "C:\\Users\\Admin\\AppData\\Roaming\\Odafgu\\ahfegye.exe"	msiexec.exe

Blocklisted process makes network request 5 IoCs

flow	pid	Process
4	2016	msiexec.exe
5	2016	msiexec.exe
8	2016	msiexec.exe
9	2016	msiexec.exe
10	2016	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2592 set thread context of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2016	msiexec.exe
Token: SeSecurityPrivilege	2016	msiexec.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2016	2592	8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8af1f18ed86898a92c5e20d9d3abaf7a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Windows\SysWOW64\msiexec.exe
  msiexec.exe
  2⤵
  - Adds Run key to start application
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2016

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2016-0-0x0000000000090000-0x00000000000B2000-memory.dmp

Filesize
136KB

Download
memory/2016-2-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2016-4-0x0000000000090000-0x00000000000B2000-memory.dmp

Filesize
136KB

Download
memory/2016-5-0x0000000000090000-0x00000000000B2000-memory.dmp

Filesize
136KB

Download
memory/2016-7-0x0000000000090000-0x00000000000B2000-memory.dmp

Filesize
136KB

Download
memory/2016-8-0x0000000000090000-0x00000000000B2000-memory.dmp

Filesize
136KB

Download
memory/2016-9-0x0000000000090000-0x00000000000B2000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads