9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb

General

Target

9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe
Size

59KB
MD5

6d398405bee1403d9c0200d31cef89f8
SHA1

31cb32972832e7df635eb7001ab99b5ce329d008
SHA256

9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb
SHA512

3afa5bef31d1d1c51f4249c1fb84e3c6fd1000e964cf2f15c081ad17d85f4bfa6eff0f3944f2c32a21eb48129c28b57c24bcbd774601f833223cf16bac7485ff
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z3S:SKcR4mjD9r823FHKcR4mjD9r823FNN

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
808	CTS.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2440-0-0x0000000000040000-0x0000000000057000-memory.dmp	upx
behavioral1/memory/808-11-0x0000000001010000-0x0000000001027000-memory.dmp	upx
behavioral1/files/0x0008000000016d13-10.dat	upx
behavioral1/memory/2440-9-0x0000000000040000-0x0000000000057000-memory.dmp	upx
behavioral1/files/0x000d000000012262-14.dat	upx
behavioral1/memory/808-16-0x0000000001010000-0x0000000001027000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe
Token: SeDebugPrivilege	808	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 808	2440	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	28
PID 2440 wrote to memory of 808	2440	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	28
PID 2440 wrote to memory of 808	2440	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	28
PID 2440 wrote to memory of 808	2440	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	28

C:\Users\Admin\AppData\Local\Temp\9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe
"C:\Users\Admin\AppData\Local\Temp\9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440
- 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:808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\uiT8nha3m1My48J.exe

Filesize
59KB

MD5
e0244f14cc159cd260525c3a62ec0c7a

SHA1
9f295c6d410aff1d19558d48ab38a4e3069a641d

SHA256
a7d89fb5669afb590d6ef794032e196967c55bf996427cdad4a34141867df768

SHA512
a2b1c2b1c3a35ceaf5c82e3ad6c37d8a976ca5a088b71ff2b73b85652cd5f6315cf9943e37315c48983de548e8bfe7e367615d245c271816c1c3dcedbbad6ed0

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/808-11-0x0000000001010000-0x0000000001027000-memory.dmp

Filesize
92KB

Download
memory/808-16-0x0000000001010000-0x0000000001027000-memory.dmp

Filesize
92KB

Download
memory/2440-0-0x0000000000040000-0x0000000000057000-memory.dmp

Filesize
92KB

Download
memory/2440-9-0x0000000000040000-0x0000000000057000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads

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