dridex | a6bf6c7e7275eafb210144e5249b3b4f8101d4d76ee123fd846845a86aa12436

Analysis

max time kernel
94s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 07:55

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General

Target

JaffaCakes118_a6bf6c7e7275eafb210144e5249b3b4f8101d4d76ee123fd846845a86aa12436.dll
Size

162KB
MD5

53634f80176551828dbd88ca4433596b
SHA1

f58c0eff0a7d9bb8a59fb8bdc709c44c7b7a54c2
SHA256

a6bf6c7e7275eafb210144e5249b3b4f8101d4d76ee123fd846845a86aa12436
SHA512

d7161fcefba1f6f781bcaac32d169a233a43159ee2289728b410145679055d9655cb15813dbe0efcf8fae683bb07c6531899177ec1a42b7d52e13a745d1af493
SSDEEP

3072:/esl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:T4+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
behavioral2/memory/4436-0-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3876	4436	WerFault.exe	82

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 824 wrote to memory of 4436	824	rundll32.exe	82
PID 824 wrote to memory of 4436	824	rundll32.exe	82
PID 824 wrote to memory of 4436	824	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a6bf6c7e7275eafb210144e5249b3b4f8101d4d76ee123fd846845a86aa12436.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a6bf6c7e7275eafb210144e5249b3b4f8101d4d76ee123fd846845a86aa12436.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 712
    3⤵
    - Program crash
    PID:3876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4436 -ip 4436
1⤵
PID:3448

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

Replay Monitor

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Downloads

memory/4436-0-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

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memory/4436-1-0x00007FFBCA510000-0x00007FFBCA705000-memory.dmp

Filesize
2.0MB

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