dridex | 42910a93637d89980d1863033db8f826017ecb582c3096807ee941d08eb9ded6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 13:21

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General

Target

741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe
Size

184KB
MD5

0ef5c94779cd7861b5e872cd5e922311
SHA1

5b4b7a6f33d3188ae5211a4432d2a5c84c1da10e
SHA256

741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996
SHA512

5fa2ecc5185a0a3751135b16e315b69f38ddbbf55eb3f3207311a0ed5cb3ee7127253340466e63a3a3b13a956c5019bc19376dba7d3b590f95146bf2dd170f3b
SSDEEP

3072:Z/+Z4dcDXE3y6EgZkqfSk79TKP8mlSruPeco7QC:Z/+Z4dcDhrgZ36kxKTlSqPbo7

Score

10^/10

dridex botnet evasion trojan

Malware Config

Extracted

Family

dridex

188.165.45.228:443

213.252.245.31:443

94.140.125.17:443

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Deletes itself 1 IoCs

Processes:

msra.exe

pid process

3020 msra.exe

pid	process
3020	msra.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exemsra.exe

pid	process
2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe
2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe
3020	msra.exe
3020	msra.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe

description pid process

Token: SeRestorePrivilege 2936 741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe

description	pid	process
Token: SeRestorePrivilege	2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe

description	pid	process	target process
PID 2936 wrote to memory of 3020	2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe	msra.exe
PID 2936 wrote to memory of 3020	2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe	msra.exe
PID 2936 wrote to memory of 3020	2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe	msra.exe
PID 2936 wrote to memory of 3020	2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe	msra.exe
PID 2936 wrote to memory of 3020	2936	741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe	msra.exe

C:\Users\Admin\AppData\Local\Temp\741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe
"C:\Users\Admin\AppData\Local\Temp\741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe"
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2936

C:\Windows\SysWOW64\msra.exe
C:\Windows\SysWOW64\msra.exe "C:\Users\Admin\AppData\Local\Temp\741087126c1c7edec3d0a3bc3f490723a4f410e9a278444c812e7f79013bb996.exe"
2⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
PID:3020

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2936-0-0x0000000001290000-0x00000000012BF000-memory.dmp

Filesize
188KB

Download
memory/2936-1-0x0000000000110000-0x0000000000117000-memory.dmp

Filesize
28KB

Download
memory/2936-4-0x0000000001290000-0x00000000012BF000-memory.dmp

Filesize
188KB

Download
memory/3020-5-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-6-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-7-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-2-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/3020-8-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-10-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-9-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-11-0x0000000075980000-0x0000000075A90000-memory.dmp

Filesize
1.1MB

Download
memory/3020-12-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-13-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3020-18-0x0000000000160000-0x0000000000167000-memory.dmp

Filesize
28KB

Download