dridex | 2044e2521531c1a0b7f8f2d22ac397bd632c2985e2c1e1d479bb2dcc35f9b094

General

Target

f7edf14bfa55dd4235c32177c4cba776_JaffaCakes118.dll
Size

868KB
MD5

f7edf14bfa55dd4235c32177c4cba776
SHA1

ba1bbfca1c2e05f1ae2c3390e97acbde99e28f2a
SHA256

2044e2521531c1a0b7f8f2d22ac397bd632c2985e2c1e1d479bb2dcc35f9b094
SHA512

9bb89ce389c05868b8b067fa2bff1303a474a79a15b33d77ac0ffb155ae10ba3cc9fabf0c6dcca8d830fde9760e030b9631587226876fe42a7bafa61646dc435
SSDEEP

12288:LkbQEkWqv+157EYfxarhwLNuR7ek1tHffB/HzTyNQ6NIeGYr/R:LkbHkWfzZ5adwLNGeStHntqN7v

Score

10^/10

dridex botnet evasion payload persistence trojan

Malware Config

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Shellcode 1 IoCs

Detects Dridex Payload shellcode injected in Explorer process.

botnet payload

Processes:

resource	yara_rule
behavioral1/memory/1372-4-0x0000000002980000-0x0000000002981000-memory.dmp	dridex_stager_shellcode

Dridex payload 10 IoCs

Detects Dridex x64 core DLL in memory.

botnet payload

Processes:

resource	yara_rule
behavioral1/memory/2380-0-0x000007FEF6DE0000-0x000007FEF6EB9000-memory.dmp	dridex_payload
behavioral1/memory/1372-24-0x0000000140000000-0x00000001400D9000-memory.dmp	dridex_payload
behavioral1/memory/1372-31-0x0000000140000000-0x00000001400D9000-memory.dmp	dridex_payload
behavioral1/memory/1372-42-0x0000000140000000-0x00000001400D9000-memory.dmp	dridex_payload
behavioral1/memory/1372-43-0x0000000140000000-0x00000001400D9000-memory.dmp	dridex_payload
behavioral1/memory/2380-51-0x000007FEF6DE0000-0x000007FEF6EB9000-memory.dmp	dridex_payload
behavioral1/memory/2616-59-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp	dridex_payload
behavioral1/memory/2616-64-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp	dridex_payload
behavioral1/memory/2400-81-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp	dridex_payload
behavioral1/memory/2412-99-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp	dridex_payload

Executes dropped EXE 3 IoCs

Processes:

fveprompt.exefvenotify.exeSystemPropertiesComputerName.exe

pid process

2616 fveprompt.exe
2400 fvenotify.exe
2412 SystemPropertiesComputerName.exe
Loads dropped DLL 7 IoCs

Processes:

fveprompt.exefvenotify.exeSystemPropertiesComputerName.exe

pid process

1372
2616 fveprompt.exe
1372
2400 fvenotify.exe
1372
2412 SystemPropertiesComputerName.exe
1372

pid	process
2616	fveprompt.exe
2400	fvenotify.exe
2412	SystemPropertiesComputerName.exe

pid	process
1372
2616	fveprompt.exe
1372
2400	fvenotify.exe
1372
2412	SystemPropertiesComputerName.exe
1372

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\Groztcac = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Recent\\AutomaticDestinations\\GIZRksUu\\fvenotify.exe"

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

fveprompt.exefvenotify.exeSystemPropertiesComputerName.exerundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fveprompt.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fvenotify.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SystemPropertiesComputerName.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exe

pid	process
2380	rundll32.exe
2380	rundll32.exe
2380	rundll32.exe
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372
1372

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

description	pid	target process
PID 1372 wrote to memory of 2488	1372	fveprompt.exe
PID 1372 wrote to memory of 2488	1372	fveprompt.exe
PID 1372 wrote to memory of 2488	1372	fveprompt.exe
PID 1372 wrote to memory of 2616	1372	fveprompt.exe
PID 1372 wrote to memory of 2616	1372	fveprompt.exe
PID 1372 wrote to memory of 2616	1372	fveprompt.exe
PID 1372 wrote to memory of 2948	1372	fvenotify.exe
PID 1372 wrote to memory of 2948	1372	fvenotify.exe
PID 1372 wrote to memory of 2948	1372	fvenotify.exe
PID 1372 wrote to memory of 2400	1372	fvenotify.exe
PID 1372 wrote to memory of 2400	1372	fvenotify.exe
PID 1372 wrote to memory of 2400	1372	fvenotify.exe
PID 1372 wrote to memory of 1608	1372	SystemPropertiesComputerName.exe
PID 1372 wrote to memory of 1608	1372	SystemPropertiesComputerName.exe
PID 1372 wrote to memory of 1608	1372	SystemPropertiesComputerName.exe
PID 1372 wrote to memory of 2412	1372	SystemPropertiesComputerName.exe
PID 1372 wrote to memory of 2412	1372	SystemPropertiesComputerName.exe
PID 1372 wrote to memory of 2412	1372	SystemPropertiesComputerName.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7edf14bfa55dd4235c32177c4cba776_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2380

C:\Windows\system32\fveprompt.exe
C:\Windows\system32\fveprompt.exe
1⤵
PID:2488

C:\Users\Admin\AppData\Local\AotkZzv\fveprompt.exe
C:\Users\Admin\AppData\Local\AotkZzv\fveprompt.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2616

C:\Windows\system32\fvenotify.exe
C:\Windows\system32\fvenotify.exe
1⤵
PID:2948

C:\Users\Admin\AppData\Local\2cGqi\fvenotify.exe
C:\Users\Admin\AppData\Local\2cGqi\fvenotify.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2400

C:\Windows\system32\SystemPropertiesComputerName.exe
C:\Windows\system32\SystemPropertiesComputerName.exe
1⤵
PID:1608

C:\Users\Admin\AppData\Local\UMTMAoRl8\SystemPropertiesComputerName.exe
C:\Users\Admin\AppData\Local\UMTMAoRl8\SystemPropertiesComputerName.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2412

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\2cGqi\slc.dll
Filesize
872KB

MD5
fa85356b2ffe7e62d32de18fa9447207

SHA1
3224f74d70f5f4167ee20ca08d4eed2a3484f1df

SHA256
00e4e4eb34f07b308bffcb3ec4962280a838a73c9586ce33856766fce4382bbb

SHA512
971bf963af1909599ffa1a0b922b31087576635998215539ba76395e381782da3bc7ada8643bc66f7198c1c1e470a0cb4547acb8b5a6ce969f2ee7769be09169

Download Submit
C:\Users\Admin\AppData\Local\AotkZzv\fveprompt.exe
Filesize
104KB

MD5
dc2c44a23b2cd52bd53accf389ae14b2

SHA1
e36c7b6f328aa2ab2f52478169c52c1916f04b5f

SHA256
7f5b19f2c6a94833196ee1929d48094889b33b504d73d3af88dd857ceaf67921

SHA512
ff083f74777a9cfc940d4e0cb55886397e27c85f867de9a5dd9ea2c2751d2a77bf75fe0734e424d9678c83e927788d07d0b3072024f7e5a9848c7ff1aa4090dc

Download Submit
C:\Users\Admin\AppData\Local\UMTMAoRl8\SYSDM.CPL
Filesize
872KB

MD5
ce3323d436785820248d93832b9c03e2

SHA1
5017c204d6f4f0749b486e9f760e1bf5077c4b53

SHA256
314b298795585159194395472767625013ea12b835bf5bccd7f0a3cf257f7366

SHA512
8eb4fd9ca9b7a1300aca9e64c14d0e6850077dcbe94127c7774d239505b84a2dfcfbdd0a178e20cc993001260fdac57f6111461c851a88ef70486a13f0318302

Download Submit
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Aqrvnhd.lnk
Filesize
1KB

MD5
8fbb1cf6865beec61c19fb810a489ec1

SHA1
48465a253f73cd9451f842f54fb14db8545f7828

SHA256
59ab3101d0cca300b9dfd87fee71e996d56c33ab22c369d2d4563e76f93c406d

SHA512
2ddb1563c8dd7bf1f3be9e06ab871abc8cf7b17ebea089bc8c548a82fe6e0743184de4e0e8885dd1bf521ef40035a6610f4cf6c134e17a851ad40ede4935312c

Download Submit
\Users\Admin\AppData\Local\2cGqi\fvenotify.exe
Filesize
117KB

MD5
e61d644998e07c02f0999388808ac109

SHA1
183130ad81ff4c7997582a484e759bf7769592d6

SHA256
15a85cd6fbcb1ec57d78f986d6dd8908bd56231ce0cf65775075512303f7e5fa

SHA512
310141b73394ae12a35f8d4f0c097868ee8a8045a62dd402a5dfbe2151980dd4fe18409ae3ca9422e3b88b2fa9afb04c1acbf8ec23a937a0a242b32a9a1e9272

Download Submit
\Users\Admin\AppData\Local\AotkZzv\slc.dll
Filesize
872KB

MD5
cf11704d882c45f94aff658c307e5b3e

SHA1
bb4d3c5939dd391d3842312920b754b89b4833fb

SHA256
92785c7032710ec8e27f8554e56a44a9e3b5dbae3595a5aecf9657e75c4e89b4

SHA512
839214948bde3c41fce4c465dad89ba7ef33ab157dfa3e632eec96c43038a1f50d904c0f4f02cf14f22271775b0552f5de066386bf2e7bf8831c9260067bdae0

Download Submit
\Users\Admin\AppData\Local\UMTMAoRl8\SystemPropertiesComputerName.exe
Filesize
80KB

MD5
bd889683916aa93e84e1a75802918acf

SHA1
5ee66571359178613a4256a7470c2c3e6dd93cfa

SHA256
0e22894595891a9ff9706e03b3db31a751541c4a773f82420fce57237d6c47cf

SHA512
9d76de848b319f44657fb7fbe5a3b927774ae999362ff811a199002ffa77ad9e1638a65a271388e605ab5e5a7cb6ce5aa7fcabc3ed583ade00eaa4c265552026

Download Submit
memory/1372-9-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-42-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-22-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-20-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-18-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-17-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-31-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-33-0x0000000077890000-0x0000000077892000-memory.dmp

Filesize
8KB

Download
memory/1372-32-0x0000000077860000-0x0000000077862000-memory.dmp

Filesize
8KB

Download
memory/1372-16-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-15-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-14-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-13-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-12-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-11-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-3-0x00000000775F6000-0x00000000775F7000-memory.dmp

Filesize
4KB

Download
memory/1372-8-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-7-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-6-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-23-0x0000000002960000-0x0000000002967000-memory.dmp

Filesize
28KB

Download
memory/1372-43-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-4-0x0000000002980000-0x0000000002981000-memory.dmp

Filesize
4KB

Download
memory/1372-24-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-21-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-86-0x00000000775F6000-0x00000000775F7000-memory.dmp

Filesize
4KB

Download
memory/1372-10-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/1372-19-0x0000000140000000-0x00000001400D9000-memory.dmp

Filesize
868KB

Download
memory/2380-51-0x000007FEF6DE0000-0x000007FEF6EB9000-memory.dmp

Filesize
868KB

Download
memory/2380-0-0x000007FEF6DE0000-0x000007FEF6EB9000-memory.dmp

Filesize
868KB

Download
memory/2380-1-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/2400-78-0x0000000000100000-0x0000000000107000-memory.dmp

Filesize
28KB

Download
memory/2400-81-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp

Filesize
872KB

Download
memory/2412-94-0x0000000000180000-0x0000000000187000-memory.dmp

Filesize
28KB

Download
memory/2412-99-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp

Filesize
872KB

Download
memory/2616-64-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp

Filesize
872KB

Download
memory/2616-61-0x0000000000290000-0x0000000000297000-memory.dmp

Filesize
28KB

Download
memory/2616-59-0x000007FEF7B30000-0x000007FEF7C0A000-memory.dmp

Filesize
872KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads