darkgate | f515492977637fd5604c5fc46a64fdde688d12ac9a3850991d88b7d10803cbc5

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/04/2024, 18:42

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General

Target

Tax_Document_23/IVIEWERS.dll
Size

2.2MB
MD5

6fa5ccb9fd4c3ff6d0c98fd22789085a
SHA1

d0134291f882df3ab8742e89aad45abdd5a503a1
SHA256

c12db3f77c4c7d51863e7b7453ecb92145214673774724e8e07c988410d646ed
SHA512

6d3382b74eeb0c983c3d8438549b27bd014360a7b002e7e9e25c8eecb7ac418c5975c5a8b37fc16ca8e425f1b90aa4c22b6b6d6500e4d6ebcdee7e9bfd7fd0e0
SSDEEP

24576:zPIcwYtNeFBVgPFCrqiWESjoXSTPFU5gG2wjIYAFvvcFd7gQ/8BdGhhg8x2IeYSn:3tNyBVsC9zCFSdS/YBUvqQyK

Score

10^/10

darkgate seal1 persistence stealer

Malware Config

Extracted

Family

darkgate

Botnet

seal1

193.142.146.203

Attributes

anti_analysis
false
anti_debug
false
anti_vm
false
c2_port
80
check_disk
false
check_ram
false
check_xeon
false
crypter_au3
false
crypter_dll
false
crypter_raw_stub
false
internal_mutex
AVUHIwtf
minimum_disk
100
minimum_ram
4096
ping_interval
6
rootkit
false
startup_persistence
false
username
seal1

Signatures

DarkGate
DarkGate is an infostealer written in C++.
stealer darkgate

Detect DarkGate stealer 8 IoCs

resource	yara_rule
behavioral2/memory/2812-4-0x0000000010000000-0x0000000010242000-memory.dmp	family_darkgate_v6
behavioral2/memory/2812-6-0x0000000010000000-0x0000000010242000-memory.dmp	family_darkgate_v6
behavioral2/memory/116-7-0x0000000001240000-0x00000000012B2000-memory.dmp	family_darkgate_v6
behavioral2/memory/116-8-0x0000000001240000-0x00000000012B2000-memory.dmp	family_darkgate_v6
behavioral2/memory/116-9-0x0000000001240000-0x00000000012B2000-memory.dmp	family_darkgate_v6
behavioral2/memory/116-11-0x0000000001240000-0x00000000012B2000-memory.dmp	family_darkgate_v6
behavioral2/memory/116-12-0x0000000001240000-0x00000000012B2000-memory.dmp	family_darkgate_v6
behavioral2/memory/116-14-0x0000000001240000-0x00000000012B2000-memory.dmp	family_darkgate_v6

Blocklisted process makes network request 64 IoCs

flow	pid	Process
21	116	rundll32.exe
22	116	rundll32.exe
23	116	rundll32.exe
24	116	rundll32.exe
25	116	rundll32.exe
26	116	rundll32.exe
29	116	rundll32.exe
37	116	rundll32.exe
41	116	rundll32.exe
43	116	rundll32.exe
44	116	rundll32.exe
45	116	rundll32.exe
46	116	rundll32.exe
47	116	rundll32.exe
48	116	rundll32.exe
49	116	rundll32.exe
50	116	rundll32.exe
51	116	rundll32.exe
52	116	rundll32.exe
53	116	rundll32.exe
54	116	rundll32.exe
55	116	rundll32.exe
56	116	rundll32.exe
57	116	rundll32.exe
58	116	rundll32.exe
59	116	rundll32.exe
60	116	rundll32.exe
61	116	rundll32.exe
62	116	rundll32.exe
63	116	rundll32.exe
65	116	rundll32.exe
66	116	rundll32.exe
67	116	rundll32.exe
68	116	rundll32.exe
69	116	rundll32.exe
70	116	rundll32.exe
71	116	rundll32.exe
72	116	rundll32.exe
73	116	rundll32.exe
74	116	rundll32.exe
75	116	rundll32.exe
76	116	rundll32.exe
77	116	rundll32.exe
78	116	rundll32.exe
79	116	rundll32.exe
80	116	rundll32.exe
81	116	rundll32.exe
83	116	rundll32.exe
85	116	rundll32.exe
86	116	rundll32.exe
87	116	rundll32.exe
88	116	rundll32.exe
89	116	rundll32.exe
90	116	rundll32.exe
91	116	rundll32.exe
93	116	rundll32.exe
94	116	rundll32.exe
95	116	rundll32.exe
96	116	rundll32.exe
97	116	rundll32.exe
98	116	rundll32.exe
99	116	rundll32.exe
100	116	rundll32.exe
101	116	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\*Chrome = "rundll32.exe C:\\Users\\Admin\\AppData\\Roaming\\VIVA_01.dll,EntryPoint"	reg.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2812	rundll32.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
116	rundll32.exe
116	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
116	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3112 wrote to memory of 2812	3112	rundll32.exe	85
PID 3112 wrote to memory of 2812	3112	rundll32.exe	85
PID 3112 wrote to memory of 2812	3112	rundll32.exe	85
PID 2812 wrote to memory of 2852	2812	rundll32.exe	96
PID 2812 wrote to memory of 2852	2812	rundll32.exe	96
PID 2812 wrote to memory of 2852	2812	rundll32.exe	96
PID 2812 wrote to memory of 116	2812	rundll32.exe	97
PID 2812 wrote to memory of 116	2812	rundll32.exe	97
PID 2812 wrote to memory of 116	2812	rundll32.exe	97
PID 2812 wrote to memory of 116	2812	rundll32.exe	97
PID 2812 wrote to memory of 116	2812	rundll32.exe	97
PID 2812 wrote to memory of 116	2812	rundll32.exe	97
PID 2852 wrote to memory of 3992	2852	cmd.exe	99
PID 2852 wrote to memory of 3992	2852	cmd.exe	99
PID 2852 wrote to memory of 3992	2852	cmd.exe	99

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Tax_Document_23\IVIEWERS.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Tax_Document_23\IVIEWERS.dll,#1
  2⤵
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /C reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "*Chrome" /t REG_SZ /d "rundll32.exe C:\Users\Admin\AppData\Roaming\VIVA_01.dll",EntryPoint /f & exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "*Chrome" /t REG_SZ /d "rundll32.exe C:\Users\Admin\AppData\Roaming\VIVA_01.dll",EntryPoint /f
      4⤵
      Adds Run key to start application
      PID:3992
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\SysWOW64\rundll32.exe"
    3⤵
    - Blocklisted process makes network request
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    PID:116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/116-3-0x00000000012C0000-0x00000000012C1000-memory.dmp

Filesize
4KB

Download
memory/116-7-0x0000000001240000-0x00000000012B2000-memory.dmp

Filesize
456KB

Download
memory/116-8-0x0000000001240000-0x00000000012B2000-memory.dmp

Filesize
456KB

Download
memory/116-9-0x0000000001240000-0x00000000012B2000-memory.dmp

Filesize
456KB

Download
memory/116-11-0x0000000001240000-0x00000000012B2000-memory.dmp

Filesize
456KB

Download
memory/116-12-0x0000000001240000-0x00000000012B2000-memory.dmp

Filesize
456KB

Download
memory/116-14-0x0000000001240000-0x00000000012B2000-memory.dmp

Filesize
456KB

Download
memory/2812-0-0x0000000010000000-0x0000000010242000-memory.dmp

Filesize
2.3MB

Download
memory/2812-1-0x0000000010000000-0x0000000010242000-memory.dmp

Filesize
2.3MB

Download
memory/2812-2-0x0000000010000000-0x0000000010242000-memory.dmp

Filesize
2.3MB

Download
memory/2812-4-0x0000000010000000-0x0000000010242000-memory.dmp

Filesize
2.3MB

Download
memory/2812-6-0x0000000010000000-0x0000000010242000-memory.dmp

Filesize
2.3MB

Download