c3436e37122fcaece96068ce6958860f4b36b05d574b5d49f91403f8a7eddf62

General

Target

1d6fe2d93506eb367dc0b10227f908bb.exe
Size

78KB
MD5

1d6fe2d93506eb367dc0b10227f908bb
SHA1

690ad710f2d6052912fb2e619c83ca62d53f30c9
SHA256

c3436e37122fcaece96068ce6958860f4b36b05d574b5d49f91403f8a7eddf62
SHA512

57edc5c4d5afed0c1dff670f870f797868b6a88a5dde3868533b9c08c0d18e80179737351dc548e5fa6dc7cde6ae2776427738923287cbdb7bef3917cb7cb328
SSDEEP

1536:SKcR4mjD9r823FHKcR4mjD9r823FQki+vBxSK:SKcWmjRrz3ZKcWmjRrz36ki+vBxSK

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2052	LdmW6kmOHAcORlj.exe
2128	CTS.exe

Loads dropped DLL 2 IoCs

pid	Process
2976	1d6fe2d93506eb367dc0b10227f908bb.exe
2288	Process not Found

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/2976-1-0x0000000001080000-0x0000000001097000-memory.dmp	upx
behavioral1/files/0x000d0000000122b8-11.dat	upx
behavioral1/memory/2976-10-0x0000000001080000-0x0000000001097000-memory.dmp	upx
behavioral1/memory/2128-15-0x0000000000E60000-0x0000000000E77000-memory.dmp	upx
behavioral1/files/0x0008000000012233-18.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"	1d6fe2d93506eb367dc0b10227f908bb.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	1d6fe2d93506eb367dc0b10227f908bb.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2976	1d6fe2d93506eb367dc0b10227f908bb.exe
Token: SeDebugPrivilege	2128	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 2052	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	28
PID 2976 wrote to memory of 2052	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	28
PID 2976 wrote to memory of 2052	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	28
PID 2976 wrote to memory of 2052	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	28
PID 2976 wrote to memory of 2128	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	30
PID 2976 wrote to memory of 2128	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	30
PID 2976 wrote to memory of 2128	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	30
PID 2976 wrote to memory of 2128	2976	1d6fe2d93506eb367dc0b10227f908bb.exe	30

C:\Users\Admin\AppData\Local\Temp\1d6fe2d93506eb367dc0b10227f908bb.exe
"C:\Users\Admin\AppData\Local\Temp\1d6fe2d93506eb367dc0b10227f908bb.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:2976
- C:\Users\Admin\AppData\Local\Temp\LdmW6kmOHAcORlj.exe
  C:\Users\Admin\AppData\Local\Temp\LdmW6kmOHAcORlj.exe
  2⤵
  - Executes dropped EXE
  PID:2052
- 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:2128

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\LdmW6kmOHAcORlj.exe

Filesize
78KB

MD5
220e7a894f3f2eedd34ebaff14830d17

SHA1
4934da6a35b36ce40e1df23fdac6e56dca6fd1c9

SHA256
58ee97e0a258dd9617d7cd2a21fd5828d77b91a2400a0588c5694ba8da91d600

SHA512
65bdfd9a2190feba79237ee97a2da8db83d01882b3348a228c3f866962b7a2ff9b4fe2dd24b24e52ecefb8b179fbc4258863048ea90121f96395fe2ab9d239d9

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
\Users\Admin\AppData\Local\Temp\LdmW6kmOHAcORlj.exe

Filesize
18KB

MD5
3d02b1d79394fe13058ab40a0abfb133

SHA1
d6c2b092f1bc79a1b53975bc9b34a5a3c4529ba9

SHA256
41151a38436ceb8acaac016619e3eeb99b671cd13c024d6d8e91fa89b7697900

SHA512
0b312a77f3a422f695e8b7953f03db31941fd24540e7162221dc8fefcc323e16ef7cf3ce6f82dc1f7e8bd78214301b082de518878a803f989ab85485918e00bc

Download Submit
memory/2128-15-0x0000000000E60000-0x0000000000E77000-memory.dmp

Filesize
92KB

Download
memory/2976-1-0x0000000001080000-0x0000000001097000-memory.dmp

Filesize
92KB

Download
memory/2976-10-0x0000000001080000-0x0000000001097000-memory.dmp

Filesize
92KB

Download
memory/2976-14-0x0000000000E60000-0x0000000000E77000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads