zloader | 6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141

General

Target

6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe
Size

282KB
MD5

24a14eb9657fff6c151b279556cba1f0
SHA1

843624d36b63100beb5bc05e4ddec5659317eb9d
SHA256

6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141
SHA512

30043da4f8aa33085f2d8238d7151c06f74c8376a3bc2f9deba492e2692d3ed79b7737f416eed11fed9f40d273f84917717b7ecfa745b4fb30274c689664f024

Score

10^/10

zloader r2 r2 botnet suricata trojan

Malware Config

Extracted

Family

zloader

Botnet

r2

Campaign

r2

C2

https://notsweets.net/LKhwojehDgwegSDG/gateJKjdsh.php

https://olpons.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://karamelliar.org/LKhwojehDgwegSDG/gateJKjdsh.php

https://dogrunn.com/LKhwojehDgwegSDG/gateJKjdsh.php

https://azoraz.net/LKhwojehDgwegSDG/gateJKjdsh.php

Attributes

build_id
136

rc4.plain

rsa_pubkey.plain

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1572 created 2432	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	55

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader
suricata: ET MALWARE Zbot POST Request to C2
suricata: ET MALWARE Zbot POST Request to C2
suricata

Blocklisted process makes network request 5 IoCs

flow	pid	Process
16	1248	msiexec.exe
18	1248	msiexec.exe
23	1248	msiexec.exe
25	1248	msiexec.exe
27	1248	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1572 set thread context of 1248	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2068	1572	WerFault.exe	79

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe
1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe
Token: SeSecurityPrivilege	1248	msiexec.exe
Token: SeSecurityPrivilege	1248	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 1248	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	83
PID 1572 wrote to memory of 1248	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	83
PID 1572 wrote to memory of 1248	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	83
PID 1572 wrote to memory of 1248	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	83
PID 1572 wrote to memory of 1248	1572	6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe	83

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2432
- C:\Users\Admin\AppData\Local\Temp\6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe
  "C:\Users\Admin\AppData\Local\Temp\6f3d6311fb91f7dea3d8d83833c94ee81b4e936d181619c5c9166f6994532141.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 448
    3⤵
    - Program crash
    PID:2068
- C:\Windows\SysWOW64\msiexec.exe
  msiexec.exe
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of AdjustPrivilegeToken
  PID:1248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1572 -ip 1572
1⤵
PID:312

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1248-134-0x0000000000330000-0x0000000000356000-memory.dmp

Filesize
152KB

Download
memory/1248-135-0x0000000000330000-0x0000000000356000-memory.dmp

Filesize
152KB

Download
memory/1572-131-0x0000000000EB0000-0x0000000000ED2000-memory.dmp

Filesize
136KB

Download
memory/1572-130-0x0000000000FAA000-0x0000000000FC1000-memory.dmp

Filesize
92KB

Download
memory/1572-132-0x0000000000400000-0x0000000000C20000-memory.dmp

Filesize
8.1MB

Download

Analysis

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