dridex | 2483394b81137cb8a95584ee70556b2624b4ec757cea17624f2b17b8c975e3c6

Analysis

max time kernel
149s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-08-2024 22:47

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General

Target

c3f2ded942c2442b77fd47ce652bb792_JaffaCakes118.dll
Size

1.2MB
MD5

c3f2ded942c2442b77fd47ce652bb792
SHA1

b411d07b595927f4ff541b513faca778a85d38f3
SHA256

2483394b81137cb8a95584ee70556b2624b4ec757cea17624f2b17b8c975e3c6
SHA512

0926a6344d42a0f09262a7ce2e1b99f7009f8ab01b897dfde65a7e2df7e0ab192fd6f6d7b353303c10114e83d5d3d926cbd5c94e4f3ddf05b1a16231b3819977
SSDEEP

24576:iuYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:q9cKrUqZWLAcU

Score

10^/10

dridex botnet evasion payload persistence privilege_escalation trojan

Malware Config

Signatures

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

Dridex Shellcode 1 IoCs

Detects Dridex Payload shellcode injected in Explorer process.

botnet payload

Processes:

resource	yara_rule
behavioral2/memory/3464-4-0x0000000002D00000-0x0000000002D01000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

Processes:

wbengine.exesethc.exeSystemPropertiesRemote.exe

pid	Process
3292	wbengine.exe
536	sethc.exe
4088	SystemPropertiesRemote.exe

Loads dropped DLL 3 IoCs

Processes:

wbengine.exesethc.exeSystemPropertiesRemote.exe

pid	Process
3292	wbengine.exe
536	sethc.exe
4088	SystemPropertiesRemote.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Zsovh = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\Acrobat\\EXff\\sethc.exe"

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exewbengine.exesethc.exeSystemPropertiesRemote.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	wbengine.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	sethc.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SystemPropertiesRemote.exe

Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
persistence privilege_escalation

Accessibility Features
T1546.008

Modifies registry class 3 IoCs

Processes:

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exe

pid	Process
4516	rundll32.exe
4516	rundll32.exe
4516	rundll32.exe
4516	rundll32.exe
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464
3464

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

description	pid	Process
Token: SeShutdownPrivilege	3464
Token: SeCreatePagefilePrivilege	3464
Token: SeShutdownPrivilege	3464
Token: SeCreatePagefilePrivilege	3464
Token: SeShutdownPrivilege	3464
Token: SeCreatePagefilePrivilege	3464
Token: SeShutdownPrivilege	3464
Token: SeCreatePagefilePrivilege	3464

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid	Process
3464
3464

Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid	Process
3464

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

description	pid	procid_target
PID 3464 wrote to memory of 3508	3464	88
PID 3464 wrote to memory of 3508	3464	88
PID 3464 wrote to memory of 3292	3464	89
PID 3464 wrote to memory of 3292	3464	89
PID 3464 wrote to memory of 3596	3464	90
PID 3464 wrote to memory of 3596	3464	90
PID 3464 wrote to memory of 536	3464	91
PID 3464 wrote to memory of 536	3464	91
PID 3464 wrote to memory of 2088	3464	96
PID 3464 wrote to memory of 2088	3464	96
PID 3464 wrote to memory of 4088	3464	97
PID 3464 wrote to memory of 4088	3464	97

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c3f2ded942c2442b77fd47ce652bb792_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:4516

C:\Windows\system32\wbengine.exe
C:\Windows\system32\wbengine.exe
1⤵
PID:3508

C:\Users\Admin\AppData\Local\KmAZN\wbengine.exe
C:\Users\Admin\AppData\Local\KmAZN\wbengine.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:3292

C:\Windows\system32\sethc.exe
C:\Windows\system32\sethc.exe
1⤵
PID:3596

C:\Users\Admin\AppData\Local\M6KH\sethc.exe
C:\Users\Admin\AppData\Local\M6KH\sethc.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:536

C:\Windows\system32\SystemPropertiesRemote.exe
C:\Windows\system32\SystemPropertiesRemote.exe
1⤵
PID:2088

C:\Users\Admin\AppData\Local\Ody\SystemPropertiesRemote.exe
C:\Users\Admin\AppData\Local\Ody\SystemPropertiesRemote.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:4088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Accessibility Features

T1546.008

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Accessibility Features

T1546.008

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\KmAZN\wbengine.exe

Filesize
1.5MB

MD5
17270a354a66590953c4aac1cf54e507

SHA1
715babcc8e46b02ac498f4f06df7937904d9798d

SHA256
9954394b43783061f9290706320cc65597c29176d5b8e7a26fa1d6b3536832b4

SHA512
6be0ba6be84d01ab47f5a4ca98a6b940c43bd2d1e1a273d41c3e88aca47da11d932024b007716d1a6ffe6cee396b0e3e6971ab2afc293e72472f2e61c17b2a89

Download Submit
C:\Users\Admin\AppData\Local\KmAZN\wer.dll

Filesize
1.2MB

MD5
0579b9115b48c96d3f64e54098559986

SHA1
94bf256f1006f893ee434100dcffefef08e1ffc9

SHA256
9bd12cb81b959ca6e5f6aeabc7e8b0c05f6879e5a34552b15677046513dffa32

SHA512
3c700ae4ecd4822e49230a528ee116d3567c0cd4e5c09dbc9d150168b8490ac34dd2e809ab612dde41dcb131e31e4bef1c519e1d42ac2517797ecd9d3d50b916

Download Submit
C:\Users\Admin\AppData\Local\M6KH\DUI70.dll

Filesize
1.4MB

MD5
cd95c3cdf742b3851bff75a553d8b419

SHA1
54e56f6c91aa1b65034d3657806daf1427b854ff

SHA256
89dbb10c048c1fe7e15eeb6dae70a00ff72b396b9a00c810d3488af0515401a7

SHA512
599fec5b624e4046e082b0eb98de2515706172351d8f4ee116ae581a645a602094500d6a697402d0611a89d38198d3d5b9fc896989af4f78ced8c74f5fce09f4

Download Submit
C:\Users\Admin\AppData\Local\M6KH\sethc.exe

Filesize
104KB

MD5
8ba3a9702a3f1799431cad6a290223a6

SHA1
9c7dc9b6830297c8f759d1f46c8b36664e26c031

SHA256
615b2f2d7e3fce340839a9b54bdc3445eb2333d0fafee477d6113379e90935b8

SHA512
680c216d54f4fd2a14f0398e4461c8340ac15acdca75c36a42083625e1081d5e7d262c4c12296b6f21ba2f593f92816edf1c9a0cf4cbee23588e590713b87746

Download Submit
C:\Users\Admin\AppData\Local\Ody\SYSDM.CPL

Filesize
1.2MB

MD5
05998e89164c945befe57a09d29fdfb7

SHA1
f94093d18ae734b5bedf7fdcb8d36fae7099ccf4

SHA256
13a6b0b39e8ade37122d9fd6e36ccf8722d9487d71d850ac0260fd65dde27f68

SHA512
18d2b65109d30cb875b25117d1e6ded7391c10d24ace6dc35ee59553fdc87715aa1c6138429709cd44ee954c27c213b17e20124762f6bcd26c0210cfd9bef39b

Download Submit
C:\Users\Admin\AppData\Local\Ody\SystemPropertiesRemote.exe

Filesize
82KB

MD5
cdce1ee7f316f249a3c20cc7a0197da9

SHA1
dadb23af07827758005ec0235ac1573ffcea0da6

SHA256
7984e2bff295c8dbcbd3cd296d0741e3a6844b8db9f962abdbc8d333e9a83932

SHA512
f1dc529ebfed814adcf3e68041243ee02ba33b56c356a63eba5ef2cb6ede1eda192e03349f6a200d34dfab67263df79cf295be3706f4197b9008ccdc53410c26

Download Submit
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Sfbjsepzltomqmf.lnk

Filesize
1KB

MD5
f29dcdc2999719107aa31b95963a8470

SHA1
bf2ad0bd1ba9ae029bae76a2a33cedf40315c8da

SHA256
5d705acea7caa3fb51a37537c87b7ca918a7a7ba84c94d19c30f6c7397074732

SHA512
5393d65a398da9ebd2b31fb153bb18ea7c786b9f276bed7ae8500b137ebb1695fb73b0231a145c24720a5c3b158f491f631e45e247d1134903efba658e9af67a

Download Submit
memory/536-62-0x00000269BA5A0000-0x00000269BA5A7000-memory.dmp

Filesize
28KB

Download
memory/536-63-0x00007FFE6BC50000-0x00007FFE6BDC7000-memory.dmp

Filesize
1.5MB

Download
memory/536-68-0x00007FFE6BC50000-0x00007FFE6BDC7000-memory.dmp

Filesize
1.5MB

Download
memory/3292-51-0x00007FFE6BC90000-0x00007FFE6BDC3000-memory.dmp

Filesize
1.2MB

Download
memory/3292-46-0x00007FFE6BC90000-0x00007FFE6BDC3000-memory.dmp

Filesize
1.2MB

Download
memory/3292-45-0x000002007C0A0000-0x000002007C0A7000-memory.dmp

Filesize
28KB

Download
memory/3464-25-0x0000000002CE0000-0x0000000002CE7000-memory.dmp

Filesize
28KB

Download
memory/3464-4-0x0000000002D00000-0x0000000002D01000-memory.dmp

Filesize
4KB

Download
memory/3464-9-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-8-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-35-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-5-0x00007FFE8875A000-0x00007FFE8875B000-memory.dmp

Filesize
4KB

Download
memory/3464-11-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-12-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-13-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-15-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-16-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-10-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-26-0x00007FFE89770000-0x00007FFE89780000-memory.dmp

Filesize
64KB

Download
memory/3464-24-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-14-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/3464-7-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/4088-79-0x00007FFE6BC00000-0x00007FFE6BD32000-memory.dmp

Filesize
1.2MB

Download
memory/4088-82-0x0000021CBD9B0000-0x0000021CBD9B7000-memory.dmp

Filesize
28KB

Download
memory/4088-85-0x00007FFE6BC00000-0x00007FFE6BD32000-memory.dmp

Filesize
1.2MB

Download
memory/4516-0-0x00007FFE7AEB0000-0x00007FFE7AFE1000-memory.dmp

Filesize
1.2MB

Download
memory/4516-38-0x00007FFE7AEB0000-0x00007FFE7AFE1000-memory.dmp

Filesize
1.2MB

Download
memory/4516-3-0x0000012792E20000-0x0000012792E27000-memory.dmp

Filesize
28KB

Download