zeppelin | 88b121f3b3e95e36a642cfdcb0c80f47e4b286e4dbf79b26c923909f4a4f11a4

Resubmissions

03-01-2024 15:08

240103-shylyshgh6 10

03-01-2024 15:05

240103-sf7rvahgf3 10

03-01-2024 15:03

240103-sfclpsfdcq 10

Analysis

max time kernel
142s
max time network
133s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
submitted
03-01-2024 15:08

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General

Target

2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe
Size

211KB
MD5

bab201c1a2c8e0f99e683591945e7e3d
SHA1

90e57172d463dcd6df22d2bf96a6b265a7fdec65
SHA256

88b121f3b3e95e36a642cfdcb0c80f47e4b286e4dbf79b26c923909f4a4f11a4
SHA512

d65bc6b40aa4843cf6a9889bcf47b42c8f5b5548c377bd57a32cb7e2cbe2851e5904c3e1631ec87005243b8e33ec371f599f60964e5c94c856943a1846cccc2a
SSDEEP

6144:jia1gMHOPDWIhID8X/4DQFu/U3buRKlemZ9DnGAetTsB+zY+:jIMH06cID84DQFu/U3buRKlemZ9DnGAs

Score

10^/10

zeppelin persistence ransomware

Malware Config

Signatures

Detects Zeppelin payload 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\services.exe	family_zeppelin
behavioral2/memory/5084-10-0x00000000012D0000-0x0000000001410000-memory.dmp	family_zeppelin
behavioral2/memory/3996-12-0x0000000001350000-0x0000000001490000-memory.dmp	family_zeppelin

Zeppelin Ransomware
Ransomware-as-a-service (RaaS) written in Delphi and first seen in 2019.
ransomware zeppelin
Deletes itself 1 IoCs

Processes:

notepad.exe

pid process

4164 notepad.exe
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

3996 services.exe

pid	process
4164	notepad.exe

pid	process
3996	services.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1682406436-2801920780-981986064-1000\Software\Microsoft\Windows\CurrentVersion\Run\services.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\services.exe\" -start"	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1428 3996 WerFault.exe services.exe

pid	pid_target	process	target process
1428	3996	WerFault.exe	services.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe

description	pid	process
Token: SeDebugPrivilege	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe
Token: SeDebugPrivilege	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe

description	pid	process	target process
PID 5084 wrote to memory of 3996	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	services.exe
PID 5084 wrote to memory of 3996	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	services.exe
PID 5084 wrote to memory of 3996	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	services.exe
PID 5084 wrote to memory of 4164	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	notepad.exe
PID 5084 wrote to memory of 4164	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	notepad.exe
PID 5084 wrote to memory of 4164	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	notepad.exe
PID 5084 wrote to memory of 4164	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	notepad.exe
PID 5084 wrote to memory of 4164	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	notepad.exe
PID 5084 wrote to memory of 4164	5084	2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-02_bab201c1a2c8e0f99e683591945e7e3d_zeppelin.exe"
1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5084

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\services.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\services.exe" -start
2⤵
- Executes dropped EXE
PID:3996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3996 -s 708
3⤵
- Program crash
PID:1428

C:\Windows\SysWOW64\notepad.exe
notepad.exe
2⤵
- Deletes itself
PID:4164

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\services.exe
Filesize
211KB

MD5
bab201c1a2c8e0f99e683591945e7e3d

SHA1
90e57172d463dcd6df22d2bf96a6b265a7fdec65

SHA256
88b121f3b3e95e36a642cfdcb0c80f47e4b286e4dbf79b26c923909f4a4f11a4

SHA512
d65bc6b40aa4843cf6a9889bcf47b42c8f5b5548c377bd57a32cb7e2cbe2851e5904c3e1631ec87005243b8e33ec371f599f60964e5c94c856943a1846cccc2a

Download Submit
memory/3996-12-0x0000000001350000-0x0000000001490000-memory.dmp

Filesize
1.2MB

Download
memory/4164-7-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/5084-10-0x00000000012D0000-0x0000000001410000-memory.dmp

Filesize
1.2MB

Download