71ed780d578f7c3216daef9b16a501c9e634ff034987b5029ea40a55edb32218

General

Target

337149467fd153330479364f145625c6_JC.exe
Size

117KB
MD5

337149467fd153330479364f145625c6
SHA1

81f433ed19b6646d7993d76c81182d32f3bce8a4
SHA256

71ed780d578f7c3216daef9b16a501c9e634ff034987b5029ea40a55edb32218
SHA512

0c41901c2842c10b51afa8a886331014d5ef3e8c00aff7a456cfa2dc95967efba14435f53df533e02d628ab62ec2009fe4511a39d785942a3e87223323b4e347
SSDEEP

1536:ocNjQlsWjcd+xzl7SM+Gn824eo6KcR4mjD9r823Fe:bjr87S7Gnzbo6KcWmjRrz3I

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1524	CTS.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 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3028-0-0x0000000000180000-0x0000000000197000-memory.dmp	upx
behavioral1/memory/3028-9-0x0000000000180000-0x0000000000197000-memory.dmp	upx
behavioral1/files/0x00360000000155fd-11.dat	upx
behavioral1/files/0x00360000000155fd-10.dat	upx
behavioral1/files/0x00360000000155fd-8.dat	upx
behavioral1/memory/3028-5-0x0000000000070000-0x0000000000087000-memory.dmp	upx
behavioral1/memory/1524-12-0x0000000000BE0000-0x0000000000BF7000-memory.dmp	upx
behavioral1/files/0x000c000000012272-15.dat	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"	337149467fd153330479364f145625c6_JC.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	337149467fd153330479364f145625c6_JC.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3028	337149467fd153330479364f145625c6_JC.exe
Token: SeDebugPrivilege	1524	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 1524	3028	337149467fd153330479364f145625c6_JC.exe	28
PID 3028 wrote to memory of 1524	3028	337149467fd153330479364f145625c6_JC.exe	28
PID 3028 wrote to memory of 1524	3028	337149467fd153330479364f145625c6_JC.exe	28
PID 3028 wrote to memory of 1524	3028	337149467fd153330479364f145625c6_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\337149467fd153330479364f145625c6_JC.exe
"C:\Users\Admin\AppData\Local\Temp\337149467fd153330479364f145625c6_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028
- 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:1524

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\gZZHZUk7hgMZDOT.exe

Filesize
117KB

MD5
11a2e35fd3a7f70a293c81169b3d96ef

SHA1
312ac97eb7f6284d8bea6c9e004cfc0f045572e7

SHA256
e50dc10d49b7c292ac2fe49222691bc7b4e7bac983c7c0edaf39ff170e9a51a2

SHA512
8657827cb33ad42b4bbc49f249eb7275a9fc6f95dab40f458c4a4f69f74b18df315aa12e9ea238748431026b937c550895f8212f586e43256e7f3d0b8b9e8728

Download Submit
C:\Windows\CTS.exe

Filesize
117KB

MD5
90560322e00c64a66ef2099f55ff1f09

SHA1
1404109a21e4656daa9dc570c32e6385b6634344

SHA256
69346cf100b44fce4b64c433efc47601922b255c5d4182f4ecf1fcff1ca05bf4

SHA512
164e6e7654b55727940b212d56df47043f11e612b04cdfbc4c33ad455bbb5b1cece3882acc944cd526f3c5dcd519bcd1d01a3d796e95902bfc680f51dfe74f61

Download Submit
C:\Windows\CTS.exe

Filesize
117KB

MD5
90560322e00c64a66ef2099f55ff1f09

SHA1
1404109a21e4656daa9dc570c32e6385b6634344

SHA256
69346cf100b44fce4b64c433efc47601922b255c5d4182f4ecf1fcff1ca05bf4

SHA512
164e6e7654b55727940b212d56df47043f11e612b04cdfbc4c33ad455bbb5b1cece3882acc944cd526f3c5dcd519bcd1d01a3d796e95902bfc680f51dfe74f61

Download Submit
C:\Windows\CTS.exe

Filesize
117KB

MD5
90560322e00c64a66ef2099f55ff1f09

SHA1
1404109a21e4656daa9dc570c32e6385b6634344

SHA256
69346cf100b44fce4b64c433efc47601922b255c5d4182f4ecf1fcff1ca05bf4

SHA512
164e6e7654b55727940b212d56df47043f11e612b04cdfbc4c33ad455bbb5b1cece3882acc944cd526f3c5dcd519bcd1d01a3d796e95902bfc680f51dfe74f61

Download Submit
memory/1524-12-0x0000000000BE0000-0x0000000000BF7000-memory.dmp

Filesize
92KB

Download
memory/3028-0-0x0000000000180000-0x0000000000197000-memory.dmp

Filesize
92KB

Download
memory/3028-9-0x0000000000180000-0x0000000000197000-memory.dmp

Filesize
92KB

Download
memory/3028-5-0x0000000000070000-0x0000000000087000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads