af36d1227ea9ae302776132fe31fbaed26f5876b32c73dde79948e17d5054554

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 04:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5a52f0a3d4f467d79b131e0512768440.exe
Size

123KB
MD5

5a52f0a3d4f467d79b131e0512768440
SHA1

5ed4ca55e6adfa7c043db7e6398474e853a9b78a
SHA256

af36d1227ea9ae302776132fe31fbaed26f5876b32c73dde79948e17d5054554
SHA512

5b5e57ddca487c17b8c30ae799ef6e7e070b8b39880aa51a628cf01a335b1c1f846ffad46e95afeab2d238165d2da6fb64c4d69b5d7a4f6abce63ae4282b2115
SSDEEP

3072:SKcWmjRrz3ZKcWmjRrz3tpDwLSMXsQeiesEfz5DblsE1:hGyGXDwLXsQeief1baE1

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4768	aGIBaBUjaFUfCQQ.exe
1336	CTS.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/5636-0-0x00000000006A0000-0x00000000006B7000-memory.dmp	upx
behavioral2/files/0x0006000000023227-6.dat	upx
behavioral2/memory/5636-8-0x00000000006A0000-0x00000000006B7000-memory.dmp	upx
behavioral2/memory/1336-9-0x0000000000990000-0x00000000009A7000-memory.dmp	upx
behavioral2/files/0x000300000002276d-13.dat	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	5a52f0a3d4f467d79b131e0512768440.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	5a52f0a3d4f467d79b131e0512768440.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5636	5a52f0a3d4f467d79b131e0512768440.exe
Token: SeDebugPrivilege	1336	CTS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5636 wrote to memory of 4768	5636	5a52f0a3d4f467d79b131e0512768440.exe	90
PID 5636 wrote to memory of 4768	5636	5a52f0a3d4f467d79b131e0512768440.exe	90
PID 5636 wrote to memory of 4768	5636	5a52f0a3d4f467d79b131e0512768440.exe	90
PID 5636 wrote to memory of 1336	5636	5a52f0a3d4f467d79b131e0512768440.exe	92
PID 5636 wrote to memory of 1336	5636	5a52f0a3d4f467d79b131e0512768440.exe	92
PID 5636 wrote to memory of 1336	5636	5a52f0a3d4f467d79b131e0512768440.exe	92

C:\Users\Admin\AppData\Local\Temp\5a52f0a3d4f467d79b131e0512768440.exe
"C:\Users\Admin\AppData\Local\Temp\5a52f0a3d4f467d79b131e0512768440.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5636
- C:\Users\Admin\AppData\Local\Temp\aGIBaBUjaFUfCQQ.exe
  C:\Users\Admin\AppData\Local\Temp\aGIBaBUjaFUfCQQ.exe
  2⤵
  - Executes dropped EXE
  PID:4768
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1336

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
382KB

MD5
bc5c1615dc4893b1581f6882ed7a891a

SHA1
d0512e2c47e8d08cb22edb9c544fa8a49905cae0

SHA256
216b3a4706c35ccc3c098874365edd94acd481599bfb3547e7c707de55c0b5bf

SHA512
149e1279e3d08f49fc1c247066c4d398f68f3552cca0ce8989dcf6bc928708be34be9e5fb7780e76473726b78ed75b8646d95fdc03e5bea00c122dae101dd86d

Download Submit
C:\Users\Admin\AppData\Local\Temp\aGIBaBUjaFUfCQQ.exe

Filesize
64KB

MD5
a32a382b8a5a906e03a83b4f3e5b7a9b

SHA1
11e2bdd0798761f93cce363329996af6c17ed796

SHA256
75f12ea2f30d9c0d872dade345f30f562e6d93847b6a509ba53beec6d0b2c346

SHA512
ec87dd957be21b135212454646dcabdd7ef9442cf714e2c1f6b42b81f0c3fa3b1875bde9a8b538e8a0aa2190225649c29e9ed0f25176e7659e55e422dd4efe4c

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/1336-9-0x0000000000990000-0x00000000009A7000-memory.dmp

Filesize
92KB

Download
memory/5636-0-0x00000000006A0000-0x00000000006B7000-memory.dmp

Filesize
92KB

Download
memory/5636-8-0x00000000006A0000-0x00000000006B7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads