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
1304	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"	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3780-0-0x0000000000780000-0x0000000000797000-memory.dmp	upx
behavioral2/files/0x0009000000023c8b-6.dat	upx
behavioral2/memory/1304-7-0x0000000000AB0000-0x0000000000AC7000-memory.dmp	upx
behavioral2/memory/3780-10-0x0000000000780000-0x0000000000797000-memory.dmp	upx
behavioral2/files/0x000e000000023a0b-13.dat	upx
behavioral2/files/0x000c000000023c28-30.dat	upx
behavioral2/memory/1304-33-0x0000000000AB0000-0x0000000000AC7000-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 2 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3780	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe
Token: SeDebugPrivilege	1304	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3780 wrote to memory of 1304	3780	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	84
PID 3780 wrote to memory of 1304	3780	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	84
PID 3780 wrote to memory of 1304	3780	9d69f63b172699563bdd9db89256d2255d2dba9365b6b8bf980946a550126feb.exe	84

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:3780
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1304

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\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
380KB

MD5
e9025a12645ef30e5352bd2333b298ff

SHA1
4cfae9d0dae671853bc695972337e0e5010807a9

SHA256
7ca0149219ac8be7f78cc8697f22fbea2513e619bb525d439de867721969d040

SHA512
10fa7e041e11f5dcf54ef79386204700937b7828aa5a769afc629a8160442e7fc682d4f987e2ae424fcb5a4f1d18e89289b0c6d413bf63d7d6f32de1bea9e781

Download Submit
C:\Users\Admin\AppData\Local\Temp\54bkFvQWe0FJLy5.exe

Filesize
59KB

MD5
93880aa730d371f3f1979431874be45c

SHA1
fdbd76a5215fe340e564a30d7f025d0f3886c21b

SHA256
5c274f99769477c340c247ca3d25ef53244996a0466feb038301f7b035162732

SHA512
927e9ee687196f31ce381a2771f46785c88cb97f0f38a16a611d88fd31ef4ae9cfb2a61c8bc0bb0a6ca7c9ac9a9c4f49e70ead39a3f97d111fc1fd3783d9e015

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/1304-7-0x0000000000AB0000-0x0000000000AC7000-memory.dmp

Filesize
92KB

Download
memory/1304-33-0x0000000000AB0000-0x0000000000AC7000-memory.dmp

Filesize
92KB

Download
memory/3780-0-0x0000000000780000-0x0000000000797000-memory.dmp

Filesize
92KB

Download
memory/3780-10-0x0000000000780000-0x0000000000797000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads