zloader | e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8

Resubmissions

05/11/2022, 23:29

221105-3gsdnaabh2 10

05/11/2022, 15:13

221105-sl48xagdd3 10

27/10/2022, 06:35

221027-hcm8xsbce5 10

Analysis

max time kernel
299s
max time network
301s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
05/11/2022, 23:29

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General

Target

e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
Size

111KB
MD5

e3564138588cba04c873bd054458f8b9
SHA1

157ec7421e1333b714d01a750b6d5d6517a92c45
SHA256

e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8
SHA512

2a2e8ce45a928bcffdb40ebf6559c1f071bb3feccfd9cfe355e593acb559ecf84858cf4474708d311317ab08b3f981eba7c8b80dceae973839a0eec9049665c8
SSDEEP

1536:3ui/9Xb791Wff4K84oeRnobxxm2ShclQaLMin8F5vAC+WEQbAmTjTpeyv0+gPzff:H/J7jWHT/oegcaQF5XEgHbpeyvfgT

Score

10^/10

zloader dllobnova 1017 botnet persistence trojan

Malware Config

Extracted

Family

zloader

Botnet

DLLobnova

Campaign

1017

https://fdsjfjdsfjdsjfdjsfh.com/gate.php

https://fdsjfjdsfjdsdsjajjs.com/gate.php

https://idisaudhasdhasdj.com/gate.php

https://dsjdjsjdsadhasdas.com/gate.php

https://dsdjfhdsufudhjas.com/gate.php

https://dsdjfhdsufudhjas.info/gate.php

https://fdsjfjdsfjdsdsjajjs.info/gate.php

https://idisaudhasdhasdj.info/gate.php

Attributes

build_id
28

rc4.plain

Signatures

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

Blocklisted process makes network request 60 IoCs

flow	pid	Process
7	2196	msiexec.exe
9	2196	msiexec.exe
11	2196	msiexec.exe
13	2196	msiexec.exe
15	2196	msiexec.exe
17	2196	msiexec.exe
18	2196	msiexec.exe
19	2196	msiexec.exe
20	2196	msiexec.exe
21	2196	msiexec.exe
22	2196	msiexec.exe
23	2196	msiexec.exe
24	2196	msiexec.exe
25	2196	msiexec.exe
26	2196	msiexec.exe
27	2196	msiexec.exe
28	2196	msiexec.exe
29	2196	msiexec.exe
30	2196	msiexec.exe
31	2196	msiexec.exe
33	2196	msiexec.exe
35	2196	msiexec.exe
36	2196	msiexec.exe
37	2196	msiexec.exe
38	2196	msiexec.exe
39	2196	msiexec.exe
40	2196	msiexec.exe
41	2196	msiexec.exe
42	2196	msiexec.exe
43	2196	msiexec.exe
44	2196	msiexec.exe
45	2196	msiexec.exe
46	2196	msiexec.exe
47	2196	msiexec.exe
48	2196	msiexec.exe
49	2196	msiexec.exe
50	2196	msiexec.exe
51	2196	msiexec.exe
52	2196	msiexec.exe
53	2196	msiexec.exe
54	2196	msiexec.exe
55	2196	msiexec.exe
56	2196	msiexec.exe
57	2196	msiexec.exe
58	2196	msiexec.exe
59	2196	msiexec.exe
60	2196	msiexec.exe
61	2196	msiexec.exe
62	2196	msiexec.exe
63	2196	msiexec.exe
64	2196	msiexec.exe
65	2196	msiexec.exe
66	2196	msiexec.exe
67	2196	msiexec.exe
68	2196	msiexec.exe
69	2196	msiexec.exe
70	2196	msiexec.exe
71	2196	msiexec.exe
72	2196	msiexec.exe
73	2196	msiexec.exe

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-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows\CurrentVersion\Run\Cuce = "rundll32.exe C:\\Users\\Admin\\AppData\\Roaming\\Efgic\\abbeh.dll,DllRegisterServer"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3040 set thread context of 2196	3040	regsvr32.exe	67

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2196	msiexec.exe
Token: SeSecurityPrivilege	2196	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 3040	2748	regsvr32.exe	66
PID 2748 wrote to memory of 3040	2748	regsvr32.exe	66
PID 2748 wrote to memory of 3040	2748	regsvr32.exe	66
PID 3040 wrote to memory of 2196	3040	regsvr32.exe	67
PID 3040 wrote to memory of 2196	3040	regsvr32.exe	67
PID 3040 wrote to memory of 2196	3040	regsvr32.exe	67
PID 3040 wrote to memory of 2196	3040	regsvr32.exe	67
PID 3040 wrote to memory of 2196	3040	regsvr32.exe	67

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e3932ab83bc05de2e91d321c4d479ff1aa3d10fdbd91e1687c80cc0ec88270e8.dll
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Blocklisted process makes network request
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    PID:2196

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/2196-158-0x0000000000690000-0x00000000006B1000-memory.dmp

Filesize
132KB

Download
memory/2196-232-0x0000000000690000-0x00000000006B1000-memory.dmp

Filesize
132KB

Download
memory/2196-207-0x0000000000690000-0x00000000006B1000-memory.dmp

Filesize
132KB

Download
memory/2196-183-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-182-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-173-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-176-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-180-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-181-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-179-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-178-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-177-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-175-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-174-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-172-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-171-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-170-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-169-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-168-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-166-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-165-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-163-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-162-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-161-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2196-160-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-133-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-137-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-144-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-145-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-146-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-147-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-148-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-149-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-150-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-151-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-152-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-153-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-154-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-155-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-156-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-157-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-142-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-141-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-140-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-139-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-138-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-143-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-136-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-135-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-134-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-132-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-131-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-130-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-129-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-128-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-127-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-126-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-125-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-124-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-123-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-122-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-121-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-120-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-119-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-118-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/3040-117-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download