4a7791351d597338387d751dbe800a8adbc9ecf6c37842b9e324604dd9e3d48f

Analysis

max time kernel
141s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 21:47

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General

Target

4a7791351d597338387d751dbe800a8adbc9ecf6c37842b9e324604dd9e3d48f.exe
Size

3.7MB
MD5

0603d95b045b8f2dde176bbb5f0db19b
SHA1

e3cb28e81ed1a50345fa5f8e9cc763ae614e859d
SHA256

4a7791351d597338387d751dbe800a8adbc9ecf6c37842b9e324604dd9e3d48f
SHA512

af62fa46ea2b1ff73f1aafd4060a9fad39a8c784bf6862d92c2db2001dba8be532fc8e94ed723d1f6595bf699831e52caf79c439bf08f6bdaed65e9c06c8590f
SSDEEP

98304:saxhT3TGYWVcAmJx9ulhF10jnBwzykKlZyGm4fea0JGr6IYu9:saxFCY6mJih30jnOzykKlEGm04J0t

Score

9^/10

persistence

Malware Config

Signatures

Detects executables packed with VMProtect. 5 IoCs

resource	yara_rule
behavioral2/memory/2236-0-0x0000000000400000-0x00000000009A3000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/2236-1-0x0000000000400000-0x00000000009A3000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/files/0x0007000000023258-7.dat	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/2728-9-0x0000000000400000-0x00000000009A3000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/2728-10-0x0000000000400000-0x00000000009A3000-memory.dmp	INDICATOR_EXE_Packed_VMProtect

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Executes dropped EXE 1 IoCs

pid	Process
2728	crdkdxb.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\crdkdxb.exe	4a7791351d597338387d751dbe800a8adbc9ecf6c37842b9e324604dd9e3d48f.exe
File created	C:\PROGRA~3\Mozilla\xczzoaa.dll	crdkdxb.exe

C:\Users\Admin\AppData\Local\Temp\4a7791351d597338387d751dbe800a8adbc9ecf6c37842b9e324604dd9e3d48f.exe
"C:\Users\Admin\AppData\Local\Temp\4a7791351d597338387d751dbe800a8adbc9ecf6c37842b9e324604dd9e3d48f.exe"
1⤵
- Drops file in Program Files directory
PID:2236

C:\PROGRA~3\Mozilla\crdkdxb.exe
C:\PROGRA~3\Mozilla\crdkdxb.exe -ofessij
1⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2728

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3660 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
1⤵
PID:3684

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Mozilla\crdkdxb.exe

Filesize
3.7MB

MD5
8beec1fa133e97d62894d3a7819886e3

SHA1
5379598df7d62cdbf854d24aa7f8b5b25971f27e

SHA256
aaf266f239525e280d947c52b0e317828e8bfe627cdc0c28263249f68a05085b

SHA512
26fdf1be131c7590c13ef4f63fcf63cf385cf0ab82797af0c68d892062b44bd205fefe75769e8d3ba4fbb923afc6a977e9305761f0c606ac852c114f2ad8d1ed

Download Submit
memory/2236-15-0x0000000002770000-0x00000000027CC000-memory.dmp

Filesize
368KB

Download
memory/2236-3-0x0000000002770000-0x00000000027CC000-memory.dmp

Filesize
368KB

Download
memory/2236-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2236-1-0x0000000000400000-0x00000000009A3000-memory.dmp

Filesize
5.6MB

Download
memory/2236-12-0x0000000000610000-0x0000000000994000-memory.dmp

Filesize
3.5MB

Download
memory/2236-14-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2236-0-0x0000000000400000-0x00000000009A3000-memory.dmp

Filesize
5.6MB

Download
memory/2728-9-0x0000000000400000-0x00000000009A3000-memory.dmp

Filesize
5.6MB

Download
memory/2728-10-0x0000000000400000-0x00000000009A3000-memory.dmp

Filesize
5.6MB

Download
memory/2728-16-0x00000000012B0000-0x000000000130C000-memory.dmp

Filesize
368KB

Download
memory/2728-17-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2728-20-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download