dridex | cd1bd457f42d8afb53753b2e986ad3b7bfee9e0ba1bf97c3f71eda63433d77e4

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-09-2024 18:33

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General

Target

d8cf023eb8750f452b685ed59fe62820_JaffaCakes118.dll
Size

1.2MB
MD5

d8cf023eb8750f452b685ed59fe62820
SHA1

b4be377b765f4efbee22a39d3d55bdbf0556477e
SHA256

cd1bd457f42d8afb53753b2e986ad3b7bfee9e0ba1bf97c3f71eda63433d77e4
SHA512

41c72ff1cecea5ee4f4e80d3b5b15c6da227ab0b3c1ae884717e21eb22b38fe5430cef6421cbaa092bf5f137b47a35b4c1eb7cf91cd0e116880fdb8c656ae5f0
SSDEEP

24576:DuYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:t9cKrUqZWLAcU

Score

10^/10

dridex botnet evasion payload 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 Shellcode 1 IoCs

Detects Dridex Payload shellcode injected in Explorer process.

botnet payload

Processes:

resource	yara_rule
behavioral1/memory/1208-5-0x0000000002DA0000-0x0000000002DA1000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

Processes:

ddodiag.exerdpclip.exetabcal.exe

pid	Process
2720	ddodiag.exe
2996	rdpclip.exe
2760	tabcal.exe

Loads dropped DLL 7 IoCs

Processes:

ddodiag.exerdpclip.exetabcal.exe

pid	Process
1208
2720	ddodiag.exe
1208
2996	rdpclip.exe
1208
2760	tabcal.exe
1208

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dnfwvyvycst = "C:\\Users\\Admin\\AppData\\Roaming\\MICROS~1\\Windows\\STARTM~1\\Programs\\MAINTE~1\\hqc\\rdpclip.exe"

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exeddodiag.exerdpclip.exetabcal.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	ddodiag.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rdpclip.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	tabcal.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exe

pid	Process
2328	rundll32.exe
2328	rundll32.exe
2328	rundll32.exe
1208
1208
1208
1208
1208
1208
1208
1208
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1208

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

description	pid	procid_target
PID 1208 wrote to memory of 1628	1208	31
PID 1208 wrote to memory of 1628	1208	31
PID 1208 wrote to memory of 1628	1208	31
PID 1208 wrote to memory of 2720	1208	32
PID 1208 wrote to memory of 2720	1208	32
PID 1208 wrote to memory of 2720	1208	32
PID 1208 wrote to memory of 2700	1208	33
PID 1208 wrote to memory of 2700	1208	33
PID 1208 wrote to memory of 2700	1208	33
PID 1208 wrote to memory of 2996	1208	34
PID 1208 wrote to memory of 2996	1208	34
PID 1208 wrote to memory of 2996	1208	34
PID 1208 wrote to memory of 2752	1208	35
PID 1208 wrote to memory of 2752	1208	35
PID 1208 wrote to memory of 2752	1208	35
PID 1208 wrote to memory of 2760	1208	36
PID 1208 wrote to memory of 2760	1208	36
PID 1208 wrote to memory of 2760	1208	36

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\d8cf023eb8750f452b685ed59fe62820_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2328

C:\Windows\system32\ddodiag.exe
C:\Windows\system32\ddodiag.exe
1⤵
PID:1628

C:\Users\Admin\AppData\Local\X9BT9O\ddodiag.exe
C:\Users\Admin\AppData\Local\X9BT9O\ddodiag.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2720

C:\Windows\system32\rdpclip.exe
C:\Windows\system32\rdpclip.exe
1⤵
PID:2700

C:\Users\Admin\AppData\Local\JxdIDFQ\rdpclip.exe
C:\Users\Admin\AppData\Local\JxdIDFQ\rdpclip.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2996

C:\Windows\system32\tabcal.exe
C:\Windows\system32\tabcal.exe
1⤵
PID:2752

C:\Users\Admin\AppData\Local\yRas\tabcal.exe
C:\Users\Admin\AppData\Local\yRas\tabcal.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2760

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\JxdIDFQ\WTSAPI32.dll

Filesize
1.2MB

MD5
7d62909319c546dda20b993c47fe8e97

SHA1
69bf618b9a91171a953c5ae7a25fa0604363c1cf

SHA256
510a50b2dfba500154597b6c7b4b6ca8db7d77231c50f4485699b6c51e86cd47

SHA512
541de3e2445a76f3ef9d8c9d01a1f59e38e58ec7daf6260e984b5129b54297f6f2077f868b8991cd67ad4bfca03bc23b3a6b7f442cc59f6159431d7a544db168

Download Submit
C:\Users\Admin\AppData\Local\JxdIDFQ\rdpclip.exe

Filesize
206KB

MD5
25d284eb2f12254c001afe9a82575a81

SHA1
cf131801fdd5ec92278f9e0ae62050e31c6670a5

SHA256
837e0d864c474956c0d9d4e7ae5f884007f19b7f420db9afcf0d266aefa6608b

SHA512
7b4f208fa1681a0a139577ebc974e7acfc85e3c906a674e111223783460585eb989cb6b38f215d79f89e747a0e9224d90e1aa43e091d2042edb8bac7b27b968b

Download Submit
C:\Users\Admin\AppData\Local\X9BT9O\XmlLite.dll

Filesize
1.2MB

MD5
c35da47bdcad621159806b1ec9283913

SHA1
77f0cd7d1bb6bf6eb9325cd7a7ec6ade1de69ee6

SHA256
a7ff2e6127996e287b9d8ebdf2ebbe10e0ad23af1249b201365c6d6730cc6c10

SHA512
3bebd97ef5ce382fadcfb0519923cb09fa8735d6e1d2910ff718aed700b9a0fa6882777ad88a61c655375374c155dc221ce9f9a43e399ab3aea8c1ca9e9de945

Download Submit
C:\Users\Admin\AppData\Local\yRas\tabcal.exe

Filesize
77KB

MD5
98e7911befe83f76777317ce6905666d

SHA1
2780088dffe1dd1356c5dd5112a9f04afee3ee8d

SHA256
3fe8b63367b4298e70d46e87ce04cc7af5f30dfdb86b79eae41d0731d9415ea1

SHA512
fc0226381d9a6984cccac8282697c78966524e1359f7f6044559b8223e773d3c108dda08a2dd283aa171dca3390801f2c92a5d1dbb978dd7f92a67bd8877b8b6

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

Filesize
1KB

MD5
1a357b0e561edc4c02ae4a5a727135c0

SHA1
3312cb6cf7a668d1871093b6d9400efa813b8fd2

SHA256
b1fe59409cfcdf7a3364ea598e1023d8fe0cdc601c07de6ddf6e0a491c20a1ed

SHA512
79c4d0757cc552132282dcdbac7b4a60b08174c87a291f2c07e4713ad7ffb51f6c8910cf325440d10ef69ebd0cb4681a0c454d1f3b8743ea7bda6d63d1f47307

Download Submit
\Users\Admin\AppData\Local\X9BT9O\ddodiag.exe

Filesize
42KB

MD5
509f9513ca16ba2f2047f5227a05d1a8

SHA1
fe8d63259cb9afa17da7b7b8ede4e75081071b1a

SHA256
ddf48c333e45c56c9e3f16e492c023bf138629f4c093b8aaab8ea60310c8c96e

SHA512
ad3168767e5eba575ae766e1e2923b1db4571bbeb302d7c58e8023612e33913dcd9e5f4a4c1bc7b1556442a0807117066f17c62b38fe2ae0dfaa3817b7318862

Download Submit
\Users\Admin\AppData\Local\yRas\HID.DLL

Filesize
1.2MB

MD5
6f6bd171eefdb54c2fa275321da49ac9

SHA1
0fb2ebe80e9b81b9b93a985e16f3c73727422f11

SHA256
31a464ec13e0d55b4645fb7d0869edc63a677e66a1ae278e82e06a04b49b9007

SHA512
42388f26b235184f1cf19269063326987165987b9ed7a23c73ec42958339a2ac30a6a690ed741d6341c51f78521ecf6e7cdc456f6e75cfda9926f0b403cfe533

Download Submit
memory/1208-27-0x0000000077200000-0x0000000077202000-memory.dmp

Filesize
8KB

Download
memory/1208-11-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-4-0x0000000076F66000-0x0000000076F67000-memory.dmp

Filesize
4KB

Download
memory/1208-26-0x0000000077071000-0x0000000077072000-memory.dmp

Filesize
4KB

Download
memory/1208-25-0x0000000002DB0000-0x0000000002DB7000-memory.dmp

Filesize
28KB

Download
memory/1208-15-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-14-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-13-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-12-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-9-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-24-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-37-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-36-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-7-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-46-0x0000000076F66000-0x0000000076F67000-memory.dmp

Filesize
4KB

Download
memory/1208-16-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-8-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1208-5-0x0000000002DA0000-0x0000000002DA1000-memory.dmp

Filesize
4KB

Download
memory/1208-10-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/2328-45-0x000007FEF5C80000-0x000007FEF5DB0000-memory.dmp

Filesize
1.2MB

Download
memory/2328-0-0x000007FEF5C80000-0x000007FEF5DB0000-memory.dmp

Filesize
1.2MB

Download
memory/2328-3-0x00000000002A0000-0x00000000002A7000-memory.dmp

Filesize
28KB

Download
memory/2720-60-0x000007FEF66F0000-0x000007FEF6821000-memory.dmp

Filesize
1.2MB

Download
memory/2720-55-0x000007FEF66F0000-0x000007FEF6821000-memory.dmp

Filesize
1.2MB

Download
memory/2720-54-0x0000000000080000-0x0000000000087000-memory.dmp

Filesize
28KB

Download
memory/2760-90-0x0000000000190000-0x0000000000197000-memory.dmp

Filesize
28KB

Download
memory/2760-96-0x000007FEF5C70000-0x000007FEF5DA1000-memory.dmp

Filesize
1.2MB

Download
memory/2996-72-0x0000000000290000-0x0000000000297000-memory.dmp

Filesize
28KB

Download
memory/2996-73-0x000007FEF5C70000-0x000007FEF5DA1000-memory.dmp

Filesize
1.2MB

Download
memory/2996-78-0x000007FEF5C70000-0x000007FEF5DA1000-memory.dmp

Filesize
1.2MB

Download