zloader | b3cb381f114ec9c163335509a217bbe1c6baa8d2cf5655b5ff84fd8d0a28dc9a

General

Target

b3cb381f114ec9c163335509a217bbe1c6baa8d2cf5655b5ff84fd8d0a28dc9a.dll
Size

257KB
MD5

5932c1d8e10c2032f9d05da06d1ae299
SHA1

aef4c1c9496c034e17d5917f9754e61a4ba01306
SHA256

b3cb381f114ec9c163335509a217bbe1c6baa8d2cf5655b5ff84fd8d0a28dc9a
SHA512

55eecb201ff082a5ae1a644649931123e725a7621dd607da1a827d2309c4256adf735b5b42a64f4d078843e7d414aacfe8f3a61f478584afac1f1a222282cd68

Score

10^/10

zloader dllobnova mrlapis botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

DLLobnova

Campaign

mrlapis

C2

https://dsdjfhdsufudhjas.pro/gate.php

https://dsdjfhd9ddksaas.pro/gate.php

https://dsdjfhdsufudhjas.name/gate.php

https://dsdjfhd9ddksaas.com/gate.php

https://dsdjfhdsufudhjas.pw/gate.php

https://dsdjfhd9ddksaas.ru/gate.php

https://dsdjfhdsufudhjas.su/gate.php

https://kdsadisadijdsasm2.com/gate.php

https://dsdjfhdsufudhjas.net/gate.php

https://dsdjfhd9ddksaas.eu/gate.php

Attributes

build_id
8

rc4.plain

rsa_pubkey.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
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Yhocmi = "regsvr32.exe /s C:\\Users\\Admin\\AppData\\Roaming\\Moxua\\oxxaqod.dll"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1520 set thread context of 572	1520	rundll32.exe	30

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	572	msiexec.exe
Token: SeSecurityPrivilege	572	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1560 wrote to memory of 1520	1560	rundll32.exe	27
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30
PID 1520 wrote to memory of 572	1520	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3cb381f114ec9c163335509a217bbe1c6baa8d2cf5655b5ff84fd8d0a28dc9a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3cb381f114ec9c163335509a217bbe1c6baa8d2cf5655b5ff84fd8d0a28dc9a.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1520
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    PID:572

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/572-56-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/572-55-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/572-57-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/572-60-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1520-54-0x0000000076911000-0x0000000076913000-memory.dmp

Filesize
8KB

Download
memory/1520-58-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download

Analysis

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