63e4b21ea26ab9f819d2791fa8ee6a737c275fe90c9ca0cb70502c624477c3f7

General

Target

1d1a4eb01866bc0bc8758bc9d50624e7.exe
Size

363KB
MD5

1d1a4eb01866bc0bc8758bc9d50624e7
SHA1

65dd9151123e22fab75aada8759bb9988f81f36d
SHA256

63e4b21ea26ab9f819d2791fa8ee6a737c275fe90c9ca0cb70502c624477c3f7
SHA512

c61e7106bdeb30c88e369a538aa502e5c70632daf0f0ae967765ceb9fbc34cb506939f4ff8a7e5680c60dd07e360aa832730d46d24c0c839a43455b5f52b5935
SSDEEP

6144:hGRDK7t/HfJOlabWeVy/gXMtIAjzPiQcs9bJ0YuTCaFPFZGOGzYRqLW0TOVMrLE9:hn7t3olqX3sPiQcsT0YIAOGzYRqy0y+o

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1724	JOUg5fMmbc5q2r5.exe
2164	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
2132	1d1a4eb01866bc0bc8758bc9d50624e7.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/2132-1-0x0000000000950000-0x0000000000967000-memory.dmp	upx
behavioral1/files/0x000a000000012247-11.dat	upx
behavioral1/memory/2164-16-0x00000000013E0000-0x00000000013F7000-memory.dmp	upx
behavioral1/memory/2132-12-0x0000000000950000-0x0000000000967000-memory.dmp	upx
behavioral1/memory/2132-8-0x0000000000120000-0x0000000000137000-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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	1d1a4eb01866bc0bc8758bc9d50624e7.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	1d1a4eb01866bc0bc8758bc9d50624e7.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	1d1a4eb01866bc0bc8758bc9d50624e7.exe
Token: SeDebugPrivilege	2164	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2164	2132	1d1a4eb01866bc0bc8758bc9d50624e7.exe	29
PID 2132 wrote to memory of 2164	2132	1d1a4eb01866bc0bc8758bc9d50624e7.exe	29
PID 2132 wrote to memory of 2164	2132	1d1a4eb01866bc0bc8758bc9d50624e7.exe	29
PID 2132 wrote to memory of 2164	2132	1d1a4eb01866bc0bc8758bc9d50624e7.exe	29

C:\Users\Admin\AppData\Local\Temp\1d1a4eb01866bc0bc8758bc9d50624e7.exe
"C:\Users\Admin\AppData\Local\Temp\1d1a4eb01866bc0bc8758bc9d50624e7.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:2132
- C:\Users\Admin\AppData\Local\Temp\JOUg5fMmbc5q2r5.exe
  C:\Users\Admin\AppData\Local\Temp\JOUg5fMmbc5q2r5.exe
  2⤵
  - Executes dropped EXE
  PID:1724
- 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:2164

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\JOUg5fMmbc5q2r5.exe

Filesize
363KB

MD5
68ed9f2020bf66ab47f73100e97bb26a

SHA1
0487a139cf0b71de8ff25ebc40b6ffe472a82dd2

SHA256
e351fd956f261bd331849028d21ce73c2864a82c4e23279cc29f4c7e99ae4187

SHA512
be7c17e796b5b8b492052ecfeb5a4a7300d228363168154f6a66cd18df9ad8eeb503e10e8a2f34e2a0d018af375dbd60608c4732412c5bd45be8ef6787003b2a

Download Submit
C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
\Users\Admin\AppData\Local\Temp\JOUg5fMmbc5q2r5.exe

Filesize
334KB

MD5
f310d4e936b68a5d76b7b808507e99f9

SHA1
6dccf493508f97212688413bec28f86befbff8e2

SHA256
58b7e175725ddf68a7a6c891889daaa3b7d4f90c14bfcff287cb3336cbd7da60

SHA512
daead56dfdd7b4a7a8fabdc6e12144273aae244aa90817d76281e5a7414e3f07ca2761f481bda91a47fc3c1c911ff1783e7421e566e3b3fc59b443de141d9e5d

Download Submit
memory/2132-1-0x0000000000950000-0x0000000000967000-memory.dmp

Filesize
92KB

Download
memory/2132-15-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/2132-12-0x0000000000950000-0x0000000000967000-memory.dmp

Filesize
92KB

Download
memory/2132-8-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/2164-16-0x00000000013E0000-0x00000000013F7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads