54abce6cc65fa1293bffa51723e1507fc402faf450bc01727a304733260f710f

General

Target

456ea638ed2ed1db9b28d2c8fe065110.exe
Size

211KB
MD5

456ea638ed2ed1db9b28d2c8fe065110
SHA1

2867283513d3bac76714ab82d68e46c8eb2ba93b
SHA256

54abce6cc65fa1293bffa51723e1507fc402faf450bc01727a304733260f710f
SHA512

79de229ac3976e20e57eeac5de87eee0d497d75b9f5b29615ffdef38c0d6242cf1a47036f9b14adf2d2e109cd5cdea77cad99ccdd2eb3b450130b1561005028d
SSDEEP

3072:bjr87S7Gnzbo6KcWmjRrz3gJM9froYEjBCDwiU7epnEKN8MaAOzk+3831tw:AZvMGLoZjBCciU7eppufA0k+38Lw

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3000	f5OiM2nVJvSSaRk.exe
3044	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
2548	456ea638ed2ed1db9b28d2c8fe065110.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
behavioral1/memory/3044-14-0x0000000001030000-0x0000000001047000-memory.dmp	upx
behavioral1/memory/2548-11-0x00000000013B0000-0x00000000013C7000-memory.dmp	upx
behavioral1/files/0x0009000000015ca3-9.dat	upx
behavioral1/memory/2548-1-0x00000000013B0000-0x00000000013C7000-memory.dmp	upx
behavioral1/memory/3044-18-0x0000000001030000-0x0000000001047000-memory.dmp	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"	456ea638ed2ed1db9b28d2c8fe065110.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	456ea638ed2ed1db9b28d2c8fe065110.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	456ea638ed2ed1db9b28d2c8fe065110.exe
Token: SeDebugPrivilege	3044	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 3000	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	17
PID 2548 wrote to memory of 3000	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	17
PID 2548 wrote to memory of 3000	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	17
PID 2548 wrote to memory of 3000	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	17
PID 2548 wrote to memory of 3044	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	16
PID 2548 wrote to memory of 3044	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	16
PID 2548 wrote to memory of 3044	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	16
PID 2548 wrote to memory of 3044	2548	456ea638ed2ed1db9b28d2c8fe065110.exe	16

C:\Users\Admin\AppData\Local\Temp\456ea638ed2ed1db9b28d2c8fe065110.exe
"C:\Users\Admin\AppData\Local\Temp\456ea638ed2ed1db9b28d2c8fe065110.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548
- 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:3044
- C:\Users\Admin\AppData\Local\Temp\f5OiM2nVJvSSaRk.exe
  C:\Users\Admin\AppData\Local\Temp\f5OiM2nVJvSSaRk.exe
  2⤵
  - Executes dropped EXE
  PID:3000

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

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\f5OiM2nVJvSSaRk.exe

Filesize
92KB

MD5
a113488681393f03d677d66ee1cbb877

SHA1
56ccd8a08e4af3bad3ee535794848fb7a7be40fd

SHA256
589f21e2f0fb36c2556944bcec3cf6fca13027ce30a7e5e1fed4bc42fcdf45c2

SHA512
b0a43edeb63c3589c62c2c92862ba042a9ad32cb088d158842b58d32e71a3d8e64890b38a00d5de6ec634ae02ac3a87790942bb0962cc5c85b49cec73d00e29a

Download Submit
\Users\Admin\AppData\Local\Temp\f5OiM2nVJvSSaRk.exe

Filesize
93KB

MD5
0aa82080f4d3cbe3a568530cb5252eb1

SHA1
c6ea0e11288a50483b13cdba937572a552d7cb31

SHA256
d81ec079d20e67293a94bc5a56adb85e8447e1e2877343f82891f8f7696a52eb

SHA512
0cc3595454e7b2e72906aa58f7b41a7f79e3fb28d8f7016bcca8a83caf5424c6dad1063eeb17628e13ac80ececa1fa88559a02c4abd22ec8a6811da78c397215

Download Submit
memory/2548-13-0x0000000001030000-0x0000000001047000-memory.dmp

Filesize
92KB

Download
memory/2548-11-0x00000000013B0000-0x00000000013C7000-memory.dmp

Filesize
92KB

Download
memory/2548-10-0x0000000001030000-0x0000000001047000-memory.dmp

Filesize
92KB

Download
memory/2548-1-0x00000000013B0000-0x00000000013C7000-memory.dmp

Filesize
92KB

Download
memory/2548-17-0x0000000001030000-0x0000000001047000-memory.dmp

Filesize
92KB

Download
memory/3044-14-0x0000000001030000-0x0000000001047000-memory.dmp

Filesize
92KB

Download
memory/3044-18-0x0000000001030000-0x0000000001047000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads