dridex | 1bc4755b2828092f30c53c4099d2a1b118d1a68686a82b7c11ef12c6ae93f8d4

Resubmissions

Analysis

max time kernel
150s
max time network
67s
platform
windows10_x64
resource
win10v200722
submitted
06-08-2020 16:20

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General

Target

DUI70.dll
Size

1.2MB
MD5

ca7f847ac49ea5ec058b9455bacbb326
SHA1

9ea5760c8d7b2f1a479901677338e487e62aaad0
SHA256

1bc4755b2828092f30c53c4099d2a1b118d1a68686a82b7c11ef12c6ae93f8d4
SHA512

5e57d36b700f030c977213899b2d5e4421abcaf54a41ccb336067e52f779066916b58ff1c81441be8c4e69240106569d40371b6ba862e6d89cbeda1cc65d6818

Score

10^/10

dridex botnet evasion loader persistence trojan

Malware Config

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/3940-0-0x0000000140000000-0x000000014008D000-memory.dmp	dridex_ldr
behavioral2/memory/3044-3-0x0000000140000000-0x0000000140138000-memory.dmp	dridex_ldr

Dridex Loader 'dmod' strings 2 IoCs

Detects 'dmod' strings in Dridex loader.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/3940-0-0x0000000140000000-0x000000014008D000-memory.dmp	dridex_ldr_dmod
behavioral2/memory/3044-3-0x0000000140000000-0x0000000140138000-memory.dmp	dridex_ldr_dmod

Executes dropped EXE 3 IoCs

Processes:

dpapimig.exewextract.exemsra.exe

pid process

1392 dpapimig.exe
1664 wextract.exe
3868 msra.exe
Loads dropped DLL 3 IoCs

Processes:

dpapimig.exewextract.exemsra.exe

pid process

1392 dpapimig.exe
1664 wextract.exe
3868 msra.exe

pid	process
1392	dpapimig.exe
1664	wextract.exe
3868	msra.exe

pid	process
1392	dpapimig.exe
1664	wextract.exe
3868	msra.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Software\Microsoft\Windows\CurrentVersion\Run\Axletjyt = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SystemCertificates\\My\\CTLs\\QLtp56Yxmrt\\wextract.exe"

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exedpapimig.exewextract.exemsra.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	dpapimig.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	wextract.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	msra.exe

Modifies registry class 2 IoCs

Processes:

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance
Key created	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance

Suspicious behavior: EnumeratesProcesses 633 IoCs

Processes:

rundll32.exe

pid	process
3940	rundll32.exe
3940	rundll32.exe
3940	rundll32.exe
3940	rundll32.exe
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044
3044

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044
Token: SeShutdownPrivilege	3044
Token: SeCreatePagefilePrivilege	3044

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

pid process

3044
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

pid process

3044

pid	process
3044

pid	process
3044

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

description	pid	target process
PID 3044 wrote to memory of 1308	3044	dpapimig.exe
PID 3044 wrote to memory of 1308	3044	dpapimig.exe
PID 3044 wrote to memory of 1392	3044	dpapimig.exe
PID 3044 wrote to memory of 1392	3044	dpapimig.exe
PID 3044 wrote to memory of 1660	3044	wextract.exe
PID 3044 wrote to memory of 1660	3044	wextract.exe
PID 3044 wrote to memory of 1664	3044	wextract.exe
PID 3044 wrote to memory of 1664	3044	wextract.exe
PID 3044 wrote to memory of 3836	3044	msra.exe
PID 3044 wrote to memory of 3836	3044	msra.exe
PID 3044 wrote to memory of 3868	3044	msra.exe
PID 3044 wrote to memory of 3868	3044	msra.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DUI70.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:3940

C:\Windows\system32\dpapimig.exe
C:\Windows\system32\dpapimig.exe
1⤵
PID:1308

C:\Users\Admin\AppData\Local\jqTE\dpapimig.exe
C:\Users\Admin\AppData\Local\jqTE\dpapimig.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1392

C:\Windows\system32\wextract.exe
C:\Windows\system32\wextract.exe
1⤵
PID:1660

C:\Users\Admin\AppData\Local\ahLBLO\wextract.exe
C:\Users\Admin\AppData\Local\ahLBLO\wextract.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1664

C:\Windows\system32\msra.exe
C:\Windows\system32\msra.exe
1⤵
PID:3836

C:\Users\Admin\AppData\Local\f8XoiMQ\msra.exe
C:\Users\Admin\AppData\Local\f8XoiMQ\msra.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:3868

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\ahLBLO\VERSION.dll
MD5
711aaf60b9af895c5100fb0c2f6ddf4c

SHA1
6ce71e953948e96c70593b404a9fcc3515095b5d

SHA256
914d7ff908ced5d497260d400b71d75972f001c1467049d7f60c30fb8732acf0

SHA512
ee7f713bdb1996e6d5e8412c30b8ec600b6ff0bbb8190cd23dcef45399531345362fa8acdc567bb458d418117efd66f07c4d66781a962526762127467cb1e083

Download Submit
C:\Users\Admin\AppData\Local\ahLBLO\wextract.exe
MD5
e78764b49f5806ce029cd547004493c9

SHA1
8c1f3f989913bebf827a707c04754047507a8cf3

SHA256
ab519b1c2711219a9f262b23bf72343eec3c0df4c7ddd135d30d05e700ec302e

SHA512
71040e5f0d2d409efaba70a7daaebe7a4675cb19009436a826a679671cc0d7c960498364ec7a29fb163ce8dada65218b75bebb973e6c8b194734e01970fd3a6b

Download Submit
C:\Users\Admin\AppData\Local\f8XoiMQ\NDFAPI.DLL
MD5
475c944cda3c86d799768467b7cd1dc1

SHA1
68f4892df83a40f02d666923e098c7ee6eb793ea

SHA256
b7361b25d6a80989d1ff2dd1e36197dad3838387ef7df97123eb2654d6493bf4

SHA512
8387f0ec43e8797799d2736acaf2f2653257191eed7553e5c6441acf9a19c05f17533f243e9cf2bb3a742b33bdc2c964781867064896a2be324508cb99d4d2c0

Download Submit
C:\Users\Admin\AppData\Local\f8XoiMQ\msra.exe
MD5
b00eb640229462c7080dc17e5805dfc9

SHA1
28b438b47d145b17c94cbec39b204ced6eccb5f1

SHA256
529378155b8aa91ff47d1f015c96a373fdb12acef3811d2f8a7e3dff67fded3b

SHA512
e962f71be1f25787710b8cb92453bcc19ff38921d01b2c892a4c61bfa09959377a73a95a02c0a62b1c93aaef7d9b4a43c196ca76ac7c7327abe85340bf94b6d2

Download Submit
C:\Users\Admin\AppData\Local\jqTE\DUI70.dll
MD5
f4816d4c41f6ae0703c9825145bd67b8

SHA1
4cfcfaa412dc191fe94a996267ce02b8dad254f3

SHA256
1684bfd08ae1277573205648f48451fba1f975dbd1136cb82f4d96c0470ef20e

SHA512
7fd72a7a9ef92dc5e101acbd4da260d19ca836e8eac1243cd528224df4f03bd9ef32d9efa1c7a1cafa8ee28dcbe0bda0b4cd71fce108836df2c3197f89caaf4f

Download Submit
C:\Users\Admin\AppData\Local\jqTE\dpapimig.exe
MD5
a210dd05d1e941a1ec04b134f39ef036

SHA1
86b5493ecf8f456ae56ede4b013b934b892572e0

SHA256
3912f380049e362ca875ccb4fe064621197f0df999b35c593de382cf0c852988

SHA512
9648ed1088af13717479f4739ecdfd604b463582fe3a9db43761b446c61e93856309fd1f8c993962d426af566497b9c8f7eaa3a5af069a7a0f8fde8424111bf8

Download Submit
\Users\Admin\AppData\Local\ahLBLO\VERSION.dll
MD5
711aaf60b9af895c5100fb0c2f6ddf4c

SHA1
6ce71e953948e96c70593b404a9fcc3515095b5d

SHA256
914d7ff908ced5d497260d400b71d75972f001c1467049d7f60c30fb8732acf0

SHA512
ee7f713bdb1996e6d5e8412c30b8ec600b6ff0bbb8190cd23dcef45399531345362fa8acdc567bb458d418117efd66f07c4d66781a962526762127467cb1e083

Download Submit
\Users\Admin\AppData\Local\f8XoiMQ\NDFAPI.DLL
MD5
475c944cda3c86d799768467b7cd1dc1

SHA1
68f4892df83a40f02d666923e098c7ee6eb793ea

SHA256
b7361b25d6a80989d1ff2dd1e36197dad3838387ef7df97123eb2654d6493bf4

SHA512
8387f0ec43e8797799d2736acaf2f2653257191eed7553e5c6441acf9a19c05f17533f243e9cf2bb3a742b33bdc2c964781867064896a2be324508cb99d4d2c0

Download Submit
\Users\Admin\AppData\Local\jqTE\DUI70.dll
MD5
f4816d4c41f6ae0703c9825145bd67b8

SHA1
4cfcfaa412dc191fe94a996267ce02b8dad254f3

SHA256
1684bfd08ae1277573205648f48451fba1f975dbd1136cb82f4d96c0470ef20e

SHA512
7fd72a7a9ef92dc5e101acbd4da260d19ca836e8eac1243cd528224df4f03bd9ef32d9efa1c7a1cafa8ee28dcbe0bda0b4cd71fce108836df2c3197f89caaf4f

Download Submit
memory/1392-4-0x0000000000000000-mapping.dmp

Download
memory/1664-9-0x0000000000000000-mapping.dmp

Download
memory/3044-3-0x0000000140000000-0x0000000140138000-memory.dmp

Filesize
1.2MB

Download
memory/3044-2-0x0000000140000000-0x0000000140138000-memory.dmp

Filesize
1.2MB

Download
memory/3044-1-0x0000000001080000-0x0000000001081000-memory.dmp

Filesize
4KB

Download
memory/3868-14-0x0000000000000000-mapping.dmp

Download
memory/3940-0-0x0000000140000000-0x000000014008D000-memory.dmp

Filesize
564KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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