dridex | bacdb1cfcda34da7422c74810016d80179dc453b29d0121db596fc5346d98cad

General

Target

88453945ce19bdad841603e1b449ad30.dll
Size

176KB
MD5

88453945ce19bdad841603e1b449ad30
SHA1

9bd3279c75d75294f56511bb890112b8266412f1
SHA256

bacdb1cfcda34da7422c74810016d80179dc453b29d0121db596fc5346d98cad
SHA512

f47d27965ab9cfb42c432397958a69e4076c597996ba5008417212658071daa4f26ad10330807f6e34a3b2a5ef599e0a8b9acbde8c4ec43c74e4e92643c1356f

Score

10^/10

dridex 22202 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

178.238.236.59:443

104.245.52.73:5007

81.0.236.93:13786

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2020-61-0x0000000074510000-0x0000000074541000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1600 2020 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

WerFault.exe

pid process

1600 WerFault.exe
1600 WerFault.exe
1600 WerFault.exe
1600 WerFault.exe
1600 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

1600 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1600 WerFault.exe

pid	pid_target	process	target process
1600	2020	WerFault.exe	rundll32.exe

pid	process
1600	WerFault.exe
1600	WerFault.exe
1600	WerFault.exe
1600	WerFault.exe
1600	WerFault.exe

pid	process
1600	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1600	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 1240 wrote to memory of 2020	1240	rundll32.exe	rundll32.exe
PID 2020 wrote to memory of 1600	2020	rundll32.exe	WerFault.exe
PID 2020 wrote to memory of 1600	2020	rundll32.exe	WerFault.exe
PID 2020 wrote to memory of 1600	2020	rundll32.exe	WerFault.exe
PID 2020 wrote to memory of 1600	2020	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\88453945ce19bdad841603e1b449ad30.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1240

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\88453945ce19bdad841603e1b449ad30.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 224
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1600

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1600-63-0x0000000000000000-mapping.dmp

Download
memory/1600-65-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2020-59-0x0000000000000000-mapping.dmp

Download
memory/2020-60-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download
memory/2020-61-0x0000000074510000-0x0000000074541000-memory.dmp

Filesize
196KB

Download
memory/2020-64-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download

Analysis

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