dridex | 58d026c1c37b043aab33a306f7ad8665fb2bfc563db7a3ce3faba961f9209496

Analysis

max time kernel
26s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 03:28

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General

Target

58d026c1c37b043aab33a306f7ad8665fb2bfc563db7a3ce3faba961f9209496.dll
Size

170KB
MD5

d743cb161f292e9170864ad5c849419d
SHA1

93a50c8ea5a13eb48bbc9503ef65438730478074
SHA256

58d026c1c37b043aab33a306f7ad8665fb2bfc563db7a3ce3faba961f9209496
SHA512

48c6b18214570fd6fec6623f7c86666b4b99942a31194c1b7eaa94a4ba208770dd3a5f4e11cadae0a441f9b8508f6328c879a0a60cd6320a1ba2579808ac645a

Score

10^/10

dridex 40112 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/780-115-0x0000000073890000-0x00000000738C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1340 780 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1340	780	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe
1340	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1340 WerFault.exe
Token: SeBackupPrivilege 1340 WerFault.exe
Token: SeDebugPrivilege 1340 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1340	WerFault.exe
Token: SeBackupPrivilege	1340	WerFault.exe
Token: SeDebugPrivilege	1340	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2988 wrote to memory of 780	2988	rundll32.exe	rundll32.exe
PID 2988 wrote to memory of 780	2988	rundll32.exe	rundll32.exe
PID 2988 wrote to memory of 780	2988	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\58d026c1c37b043aab33a306f7ad8665fb2bfc563db7a3ce3faba961f9209496.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\58d026c1c37b043aab33a306f7ad8665fb2bfc563db7a3ce3faba961f9209496.dll,#1
2⤵
PID:780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 780 -s 680
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1340

MITRE ATT&CK Matrix

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Downloads

memory/780-114-0x0000000000000000-mapping.dmp

Download
memory/780-115-0x0000000073890000-0x00000000738C0000-memory.dmp

Filesize
192KB

Download
memory/780-117-0x0000000004500000-0x0000000004523000-memory.dmp

Filesize
140KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads