zloader | 023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82

Resubmissions

15-11-2023 11:10

231115-m96hzsgb22 10

02-05-2022 23:45

220502-3rtpgaeghq 10

Analysis

max time kernel
67s
max time network
46s
platform
windows7_x64
resource
win7-20220414-en
submitted
02-05-2022 23:45

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General

Target

023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe
Size

2.6MB
MD5

fb95561e8ed7289d015e945ad470e6db
SHA1

03573bc869701cffd7c96e223633d46b0a23823a
SHA256

023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82
SHA512

2a0bf4048c1a9eca9e13566b1512403b51462c8eb71cfb273225fbc221aa156a3d3eb571fa5328ff2f4e2ef7026b3e8847f0c0a739d8f989ba716efa411821a6

Score

10^/10

zloader pref fpref botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

pref

Campaign

fpref

http://penaz.info/gate.php

http:// advokat-hodonin.info/gate.php

Attributes

build_id
7

rc4.plain

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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Kybii = "C:\\Users\\Admin\\AppData\\Roaming\\Zueqmi\\ufreguy.exe"	msiexec.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 748 set thread context of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	956	msiexec.exe
Token: SeSecurityPrivilege	956	msiexec.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28
PID 748 wrote to memory of 956	748	023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe	28

C:\Users\Admin\AppData\Local\Temp\023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe
"C:\Users\Admin\AppData\Local\Temp\023f1ef0cc2c1e055b05ae1ff5bcc6bf2421003dea227aeb6d70c8a525fa3b82.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\SysWOW64\msiexec.exe
  msiexec.exe
  2⤵
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/748-54-0x00000000763E1000-0x00000000763E3000-memory.dmp

Filesize
8KB

Download
memory/748-55-0x00000000002F0000-0x000000000031E000-memory.dmp

Filesize
184KB

Download
memory/748-56-0x0000000000400000-0x000000000069F000-memory.dmp

Filesize
2.6MB

Download
memory/956-57-0x0000000000090000-0x00000000000C2000-memory.dmp

Filesize
200KB

Download
memory/956-59-0x0000000000090000-0x00000000000C2000-memory.dmp

Filesize
200KB

Download
memory/956-62-0x0000000000090000-0x00000000000C2000-memory.dmp

Filesize
200KB

Download