dridex | 8506a0be38a93d9236db2fbb42a97fc10e6fa42dc77ac6a5ed35476bd30f2574

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-07-2024 20:21

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General

Target

21c141dcb53d6e92c947f3fe480a267d_JaffaCakes118.dll
Size

1.2MB
MD5

21c141dcb53d6e92c947f3fe480a267d
SHA1

2d12b1a6bc68b02c4df842f01afb3a0b97a2b901
SHA256

8506a0be38a93d9236db2fbb42a97fc10e6fa42dc77ac6a5ed35476bd30f2574
SHA512

87fb19f6bf66d1c67e43d22c6db0ec22318749cc7be0e9b7e6e5809ec23245bf5f2b96713a3fe8055c7f2cc4174407fe95d285283791655b07d06cff1e3d9b41
SSDEEP

24576:buYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:F9cKrUqZWLAcU

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

resource	yara_rule
behavioral1/memory/1200-5-0x0000000002E40000-0x0000000002E41000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

pid	Process
2776	Dxpserver.exe
1536	tcmsetup.exe
2920	perfmon.exe

Loads dropped DLL 7 IoCs

pid	Process
1200	Process not Found
2776	Dxpserver.exe
1200	Process not Found
1536	tcmsetup.exe
1200	Process not Found
2920	perfmon.exe
1200	Process not Found

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wqbazsgxtjodx = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\{DC37FE79-C4CA-4193-B626-B1B05FF7331E}\\nRR\\tcmsetup.exe"	Process not Found

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Dxpserver.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	tcmsetup.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	perfmon.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2512	rundll32.exe
2512	rundll32.exe
2512	rundll32.exe
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 2656	1200	Process not Found	31
PID 1200 wrote to memory of 2656	1200	Process not Found	31
PID 1200 wrote to memory of 2656	1200	Process not Found	31
PID 1200 wrote to memory of 2776	1200	Process not Found	32
PID 1200 wrote to memory of 2776	1200	Process not Found	32
PID 1200 wrote to memory of 2776	1200	Process not Found	32
PID 1200 wrote to memory of 1788	1200	Process not Found	33
PID 1200 wrote to memory of 1788	1200	Process not Found	33
PID 1200 wrote to memory of 1788	1200	Process not Found	33
PID 1200 wrote to memory of 1536	1200	Process not Found	34
PID 1200 wrote to memory of 1536	1200	Process not Found	34
PID 1200 wrote to memory of 1536	1200	Process not Found	34
PID 1200 wrote to memory of 1968	1200	Process not Found	35
PID 1200 wrote to memory of 1968	1200	Process not Found	35
PID 1200 wrote to memory of 1968	1200	Process not Found	35
PID 1200 wrote to memory of 2920	1200	Process not Found	36
PID 1200 wrote to memory of 2920	1200	Process not Found	36
PID 1200 wrote to memory of 2920	1200	Process not Found	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\21c141dcb53d6e92c947f3fe480a267d_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2512

C:\Windows\system32\Dxpserver.exe
C:\Windows\system32\Dxpserver.exe
1⤵
PID:2656

C:\Users\Admin\AppData\Local\5b1zUhd6u\Dxpserver.exe
C:\Users\Admin\AppData\Local\5b1zUhd6u\Dxpserver.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2776

C:\Windows\system32\tcmsetup.exe
C:\Windows\system32\tcmsetup.exe
1⤵
PID:1788

C:\Users\Admin\AppData\Local\wQZxf\tcmsetup.exe
C:\Users\Admin\AppData\Local\wQZxf\tcmsetup.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1536

C:\Windows\system32\perfmon.exe
C:\Windows\system32\perfmon.exe
1⤵
PID:1968

C:\Users\Admin\AppData\Local\pPYcSU\perfmon.exe
C:\Users\Admin\AppData\Local\pPYcSU\perfmon.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2920

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\5b1zUhd6u\XmlLite.dll

Filesize
1.2MB

MD5
fc397de7f8b9620955bdc2d9d46e4a87

SHA1
48e9c74906cd99a767526ba68c16671d300be321

SHA256
f4e228c3c8df1720af2a03fbae4da06bf1880388320d067af41d722c0a621fb5

SHA512
003772b965ef09928e4cc7cb51b326ae3e067d261c55c06342b352468f99ea4fdeca4a9637184790c8226b5927a155c651eaa572c1206d26e92c08a6b66c307f

Download Submit
C:\Users\Admin\AppData\Local\pPYcSU\credui.dll

Filesize
1.2MB

MD5
32a1a4e86e5b8463f24fcdd349e7902f

SHA1
df96e2908706788e47db23d7915ab2038e1a109a

SHA256
90da832b44ba3d086fcc252fcd90c1754db61008fea67c8c9c359bfd8e0d4263

SHA512
3437ba4f76a0ebd58f197339242983bdfac52954824fb83c0dc29da3f8ba121211c8a6a90a0f1a52da30be6c7d04437f66004305a7ba846fffec0b8e39845a43

Download Submit
C:\Users\Admin\AppData\Local\wQZxf\TAPI32.dll

Filesize
1.2MB

MD5
7da2e32717c2bd2ccdf75ab4fbc64740

SHA1
080430f1331cb2a08871e547fd1b3242373f4bdb

SHA256
cd4f2f8c0a03a77265ff17497c0b6c6053d810f3bd9d19634bc439e86d63615c

SHA512
8ac87288b003cc575944cc34087140af7f128cf2d323b32c0a09560da87569b6eb68f73d861ddb4e26eecc8c56539bb597f479d6ff6e6bc234fb665fbe5b0fd1

Download Submit
C:\Users\Admin\AppData\Local\wQZxf\tcmsetup.exe

Filesize
15KB

MD5
0b08315da0da7f9f472fbab510bfe7b8

SHA1
33ba48fd980216becc532466a5ff8476bec0b31c

SHA256
e19556bb7aa39bbd5f0d568a95aec0b3af18dda438cc5737f945243b24d106e7

SHA512
c30501546efe2b0c003ef87ac381e901c69ddfc6791c6a5102cff3a07f56555d94995a4413b93036821aa214fc31501fa87eb519e1890ef75b2ec497983ffd58

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

Filesize
1KB

MD5
ff57f08f34d4c464ed29d50780f3cd5a

SHA1
9bc08b216b8cac91f2510760ab6c36a55da0b999

SHA256
9afcdb8a1c41f92d2cf13981006bccb323b80c76de4a9cacfc3dfd13a63f645e

SHA512
fd6ff4c5c724c75ac1569e959c65c1c19de2190243dcf4ff2b0975878453fd1dcbe7612cc4d17d1a28fc08b87e488a3468b01a2f7a322c9760ea4f1e637db58f

Download Submit
\Users\Admin\AppData\Local\5b1zUhd6u\Dxpserver.exe

Filesize
259KB

MD5
4d38389fb92e43c77a524fd96dbafd21

SHA1
08014e52f6894cad4f1d1e6fc1a703732e9acd19

SHA256
070bc95c486c15d2edc3548ba416dc9565ead401cb03a0472f719fb55ac94e73

SHA512
02d8d130cff2b8de15139d309e1cd74a2148bb786fd749e5f22775d45e193b0f75adf40274375cabce33576480ff20456f25172d29a034cd134b8084d40a67ba

Download Submit
\Users\Admin\AppData\Local\pPYcSU\perfmon.exe

Filesize
168KB

MD5
3eb98cff1c242167df5fdbc6441ce3c5

SHA1
730b27a1c92e8df1e60db5a6fc69ea1b24f68a69

SHA256
6d8d5a244bb5a23c95653853fec3d04d2bdd2df5cff8cffb9848bddeb6adb081

SHA512
f42be2a52d97fd1db2ed5a1a1a81a186a0aab41204980a103df33a4190632ba03f3cbb88fcea8da7ed9a5e15f60732d49a924b025fe6d3e623195ec1d37dfb35

Download Submit
memory/1200-27-0x00000000776A0000-0x00000000776A2000-memory.dmp

Filesize
8KB

Download
memory/1200-16-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-4-0x0000000077406000-0x0000000077407000-memory.dmp

Filesize
4KB

Download
memory/1200-26-0x0000000077511000-0x0000000077512000-memory.dmp

Filesize
4KB

Download
memory/1200-15-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-14-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-13-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-12-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-11-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-10-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-9-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-36-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-37-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-5-0x0000000002E40000-0x0000000002E41000-memory.dmp

Filesize
4KB

Download
memory/1200-25-0x0000000002E20000-0x0000000002E27000-memory.dmp

Filesize
28KB

Download
memory/1200-24-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-7-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-8-0x0000000140000000-0x0000000140130000-memory.dmp

Filesize
1.2MB

Download
memory/1200-64-0x0000000077406000-0x0000000077407000-memory.dmp

Filesize
4KB

Download
memory/1536-72-0x000007FEF6290000-0x000007FEF63C2000-memory.dmp

Filesize
1.2MB

Download
memory/1536-75-0x00000000000A0000-0x00000000000A7000-memory.dmp

Filesize
28KB

Download
memory/1536-78-0x000007FEF6290000-0x000007FEF63C2000-memory.dmp

Filesize
1.2MB

Download
memory/2512-45-0x000007FEF62A0000-0x000007FEF63D0000-memory.dmp

Filesize
1.2MB

Download
memory/2512-0-0x0000000001E00000-0x0000000001E07000-memory.dmp

Filesize
28KB

Download
memory/2512-1-0x000007FEF62A0000-0x000007FEF63D0000-memory.dmp

Filesize
1.2MB

Download
memory/2776-59-0x000007FEF6C20000-0x000007FEF6D51000-memory.dmp

Filesize
1.2MB

Download
memory/2776-55-0x000007FEF6C20000-0x000007FEF6D51000-memory.dmp

Filesize
1.2MB

Download
memory/2776-53-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/2920-90-0x000007FEF6290000-0x000007FEF63C1000-memory.dmp

Filesize
1.2MB

Download
memory/2920-93-0x0000000000190000-0x0000000000197000-memory.dmp

Filesize
28KB

Download
memory/2920-96-0x000007FEF6290000-0x000007FEF63C1000-memory.dmp

Filesize
1.2MB

Download