f8619201867136638671715fa0bfd79e5ee630de294ac503466fb3e0eaf8291f

General

Target

e07c62d6ef8329d4b411109b4ea558f0.exe
Size

487KB
MD5

e07c62d6ef8329d4b411109b4ea558f0
SHA1

1f78928d2c702846e419ba3197700750fd83d218
SHA256

f8619201867136638671715fa0bfd79e5ee630de294ac503466fb3e0eaf8291f
SHA512

f803b37ad392bfdd4291b1e47e38e9865cc6e2cccaaee8c0b8c54397d065b9b3e444d4ac32d147d245b832c02bdc861cbd1dfaa17ece320fca120a4e283425e9
SSDEEP

12288:h3WrcA/mHlbmYSD9wJaXJDK12FO1h1MVPcc/Cuit0fNU:h32r/mHl6dJUaZDK12F+h1MWctwGU

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2948	zZrmIBEDDgWpzGB.exe
2576	CTS.exe

Loads dropped DLL 2 IoCs

pid	Process
2604	e07c62d6ef8329d4b411109b4ea558f0.exe
2604	e07c62d6ef8329d4b411109b4ea558f0.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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2604-0-0x00000000008B0000-0x00000000008C7000-memory.dmp	upx
behavioral1/memory/2604-15-0x00000000008B0000-0x00000000008C7000-memory.dmp	upx
behavioral1/files/0x00040000000130fc-14.dat	upx
behavioral1/memory/2576-18-0x00000000001E0000-0x00000000001F7000-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"	e07c62d6ef8329d4b411109b4ea558f0.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	e07c62d6ef8329d4b411109b4ea558f0.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2948	zZrmIBEDDgWpzGB.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2604	e07c62d6ef8329d4b411109b4ea558f0.exe
Token: SeDebugPrivilege	2576	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2948	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	27
PID 2604 wrote to memory of 2948	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	27
PID 2604 wrote to memory of 2948	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	27
PID 2604 wrote to memory of 2948	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	27
PID 2604 wrote to memory of 2576	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	28
PID 2604 wrote to memory of 2576	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	28
PID 2604 wrote to memory of 2576	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	28
PID 2604 wrote to memory of 2576	2604	e07c62d6ef8329d4b411109b4ea558f0.exe	28

C:\Users\Admin\AppData\Local\Temp\e07c62d6ef8329d4b411109b4ea558f0.exe
"C:\Users\Admin\AppData\Local\Temp\e07c62d6ef8329d4b411109b4ea558f0.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:2604
- C:\Users\Admin\AppData\Local\Temp\zZrmIBEDDgWpzGB.exe
  C:\Users\Admin\AppData\Local\Temp\zZrmIBEDDgWpzGB.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2948
- 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:2576

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:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

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

Filesize
428KB

MD5
bf64b0cad686d05f6e132921713d67d9

SHA1
dee0e2384993571922f9ca92e7fbd235d05b3c89

SHA256
0b44e5d164c68651af7b90925c1a516cb98773adbf46d9d71cc9f1d4930361a3

SHA512
10cb904ccaf8debada63cfe9679b965ec6c5ff53f952afbadd9ae9f2e2cb401aa0ab746c2f0a2c446dd1ed02470292d13b65dd9609aad495d2391361fa68a69f

Download Submit
memory/2576-18-0x00000000001E0000-0x00000000001F7000-memory.dmp

Filesize
92KB

Download
memory/2604-0-0x00000000008B0000-0x00000000008C7000-memory.dmp

Filesize
92KB

Download
memory/2604-15-0x00000000008B0000-0x00000000008C7000-memory.dmp

Filesize
92KB

Download
memory/2604-11-0x00000000002B0000-0x00000000002C7000-memory.dmp

Filesize
92KB

Download
memory/2948-19-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/2948-23-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads