5717bf456130fadb8c206e6affd7ef8ae896b4228a69f9e3b7cd1da2f90be2b1

General

Target

a2f9230b9f3cf5d35621bee925a57057.exe
Size

393KB
MD5

a2f9230b9f3cf5d35621bee925a57057
SHA1

4fd726a244348fafe97905a67e3890f8cce605e0
SHA256

5717bf456130fadb8c206e6affd7ef8ae896b4228a69f9e3b7cd1da2f90be2b1
SHA512

e2f3f5d19eee210c1fe04102cd2b01f6a8d388e5c1c47d16c4a952837c4f842867f0e068d4b9fa9c9d09bcc85d4e2b6f19a0fc2131aff607f9923896da7a4f5d
SSDEEP

6144:hGyGar3rO+xX/veMg1r0O4N0hvsrSGbijtL1wtAfmYLfk:h3pXOcvWMg1ro6hvRYijp7fLg

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1616	iTmD2lItSZJyOoK.exe
2740	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
2168	a2f9230b9f3cf5d35621bee925a57057.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/2168-0-0x00000000008A0000-0x00000000008B7000-memory.dmp	upx
behavioral1/memory/2168-8-0x0000000000280000-0x0000000000297000-memory.dmp	upx
behavioral1/memory/2168-12-0x00000000008A0000-0x00000000008B7000-memory.dmp	upx
behavioral1/files/0x000d00000001232c-14.dat	upx
behavioral1/memory/2740-15-0x0000000000280000-0x0000000000297000-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"	a2f9230b9f3cf5d35621bee925a57057.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	a2f9230b9f3cf5d35621bee925a57057.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2168	a2f9230b9f3cf5d35621bee925a57057.exe
Token: SeDebugPrivilege	2740	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2740	2168	a2f9230b9f3cf5d35621bee925a57057.exe	29
PID 2168 wrote to memory of 2740	2168	a2f9230b9f3cf5d35621bee925a57057.exe	29
PID 2168 wrote to memory of 2740	2168	a2f9230b9f3cf5d35621bee925a57057.exe	29
PID 2168 wrote to memory of 2740	2168	a2f9230b9f3cf5d35621bee925a57057.exe	29

C:\Users\Admin\AppData\Local\Temp\a2f9230b9f3cf5d35621bee925a57057.exe
"C:\Users\Admin\AppData\Local\Temp\a2f9230b9f3cf5d35621bee925a57057.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:2168
- C:\Users\Admin\AppData\Local\Temp\iTmD2lItSZJyOoK.exe
  C:\Users\Admin\AppData\Local\Temp\iTmD2lItSZJyOoK.exe
  2⤵
  - Executes dropped EXE
  PID:1616
- 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:2740

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\iTmD2lItSZJyOoK.exe

Filesize
393KB

MD5
a00f46ca4c0855722835cc576bb82151

SHA1
c0576ff0800623fbd23f986cf5b00a000479cf93

SHA256
df0e6f4e8669ceaaae4c448c0e771a55e60f291857d226649f613f72acc3cf37

SHA512
d8325f914ab7f9119c500e9f59a01f1128f72b53df6281b41dbc0dfd66fc3efbee0194a0c7501c39f4f65b08a5fefe1da87a4844cf5f973497d587afe613c528

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
\Users\Admin\AppData\Local\Temp\iTmD2lItSZJyOoK.exe

Filesize
334KB

MD5
f310d4e936b68a5d76b7b808507e99f9

SHA1
6dccf493508f97212688413bec28f86befbff8e2

SHA256
58b7e175725ddf68a7a6c891889daaa3b7d4f90c14bfcff287cb3336cbd7da60

SHA512
daead56dfdd7b4a7a8fabdc6e12144273aae244aa90817d76281e5a7414e3f07ca2761f481bda91a47fc3c1c911ff1783e7421e566e3b3fc59b443de141d9e5d

Download Submit
memory/2168-0-0x00000000008A0000-0x00000000008B7000-memory.dmp

Filesize
92KB

Download
memory/2168-8-0x0000000000280000-0x0000000000297000-memory.dmp

Filesize
92KB

Download
memory/2168-12-0x00000000008A0000-0x00000000008B7000-memory.dmp

Filesize
92KB

Download
memory/2740-15-0x0000000000280000-0x0000000000297000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads