dridex | e35e0ac668ea738893d563cf95365fe5a726d592b7f3b85a028b61ba6b6beba6

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 22:48

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General

Target

JaffaCakes118_e35e0ac668ea738893d563cf95365fe5a726d592b7f3b85a028b61ba6b6beba6.dll
Size

162KB
MD5

769a7ef9cbf3817283225c8e5034a2c8
SHA1

68a673860775c25170dd06c0b01fb8546861105b
SHA256

e35e0ac668ea738893d563cf95365fe5a726d592b7f3b85a028b61ba6b6beba6
SHA512

5265ea7dcc68d8437043ff94e793a8bc6a751c9f826de99456f0ca2af7f568998292db25a10a84acbc99070009c5fbe2a7ab94f0a68643dcc029d1b50fc879e5
SSDEEP

3072:gesl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:q4+VZQpt5hyPsa1ekiEyL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1888-0-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	1888	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1736 wrote to memory of 1888	1736	rundll32.exe	30
PID 1888 wrote to memory of 2092	1888	rundll32.exe	31
PID 1888 wrote to memory of 2092	1888	rundll32.exe	31
PID 1888 wrote to memory of 2092	1888	rundll32.exe	31
PID 1888 wrote to memory of 2092	1888	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e35e0ac668ea738893d563cf95365fe5a726d592b7f3b85a028b61ba6b6beba6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e35e0ac668ea738893d563cf95365fe5a726d592b7f3b85a028b61ba6b6beba6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 256
    3⤵
    - Program crash
    PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1888-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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memory/1888-0-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

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