dridex | 88f36481f508ae33c3e7b86543bf5564241541424a8ccf06b03a95e3daec8d15

Analysis

max time kernel
104s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:37

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General

Target

JaffaCakes118_88f36481f508ae33c3e7b86543bf5564241541424a8ccf06b03a95e3daec8d15.dll
Size

204KB
MD5

3855de3abce2c48bc9834cbc9ef1ec19
SHA1

2b609be5c1c0f2275be382404f8d7a08b4439227
SHA256

88f36481f508ae33c3e7b86543bf5564241541424a8ccf06b03a95e3daec8d15
SHA512

eabb7368d54140a9db78854c34ec69a0ecc86047be357e4ddb425b8109f15df6b397b15bfcd943714efaaa59369f741667a6ade58544d9adb84d73180d2d45e6
SSDEEP

3072:i6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:iZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1980-0-0x0000000074F30000-0x0000000074F65000-memory.dmp	dridex_ldr
behavioral2/memory/1980-3-0x0000000074F30000-0x0000000074F65000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 1980	1596	rundll32.exe	82
PID 1596 wrote to memory of 1980	1596	rundll32.exe	82
PID 1596 wrote to memory of 1980	1596	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88f36481f508ae33c3e7b86543bf5564241541424a8ccf06b03a95e3daec8d15.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88f36481f508ae33c3e7b86543bf5564241541424a8ccf06b03a95e3daec8d15.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1980-0-0x0000000074F30000-0x0000000074F65000-memory.dmp

Filesize
212KB

Download
memory/1980-2-0x0000000001390000-0x0000000001396000-memory.dmp

Filesize
24KB

Download
memory/1980-3-0x0000000074F30000-0x0000000074F65000-memory.dmp

Filesize
212KB

Download