e0386ae13019c472c237a857551739317fc1d3e5e53739d64e8ecf1e1a4e0515

Analysis

max time kernel
148s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 23:19

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General

Target

1fcb7f6579861abcffd42107db1a39e1.exe
Size

379KB
MD5

1fcb7f6579861abcffd42107db1a39e1
SHA1

575ecdc4e776629b9323c9b5f3196ace263f0a0e
SHA256

e0386ae13019c472c237a857551739317fc1d3e5e53739d64e8ecf1e1a4e0515
SHA512

fb837591d554a0f6b65203e1bab7ec89f1aea2caec61bdb8e4843c8e6bd7e4aaf64e278a1a46239d4c0a9e79a586b17deef4afcb39ab1f8a6f9f66e5209b13e2
SSDEEP

6144:ErltuCNt71/p7j+WSxbC8WRyhBktENi3rOZpwVcGwK+dZKuLdNGftq:EZtuiJNkxbC/jtEEkakMt

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2212	dLnCa06511.exe

Executes dropped EXE 1 IoCs

pid	Process
2212	dLnCa06511.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3572-1-0x0000000000400000-0x00000000004B49F7-memory.dmp	upx
behavioral2/memory/2212-12-0x0000000000400000-0x00000000004B49F7-memory.dmp	upx
behavioral2/memory/3572-16-0x0000000000400000-0x00000000004B49F7-memory.dmp	upx
behavioral2/memory/2212-17-0x0000000000400000-0x00000000004B49F7-memory.dmp	upx
behavioral2/memory/3572-18-0x0000000000400000-0x00000000004B49F7-memory.dmp	upx
behavioral2/memory/2212-26-0x0000000000400000-0x00000000004B49F7-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\dLnCa06511 = "C:\\ProgramData\\dLnCa06511\\dLnCa06511.exe"	dLnCa06511.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3572	1fcb7f6579861abcffd42107db1a39e1.exe
Token: SeDebugPrivilege	2212	dLnCa06511.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2212	dLnCa06511.exe
2212	dLnCa06511.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2212	dLnCa06511.exe
2212	dLnCa06511.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2212	dLnCa06511.exe
2212	dLnCa06511.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3572 wrote to memory of 2212	3572	1fcb7f6579861abcffd42107db1a39e1.exe	91
PID 3572 wrote to memory of 2212	3572	1fcb7f6579861abcffd42107db1a39e1.exe	91
PID 3572 wrote to memory of 2212	3572	1fcb7f6579861abcffd42107db1a39e1.exe	91

C:\Users\Admin\AppData\Local\Temp\1fcb7f6579861abcffd42107db1a39e1.exe
"C:\Users\Admin\AppData\Local\Temp\1fcb7f6579861abcffd42107db1a39e1.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3572
- C:\ProgramData\dLnCa06511\dLnCa06511.exe
  "C:\ProgramData\dLnCa06511\dLnCa06511.exe" "C:\Users\Admin\AppData\Local\Temp\1fcb7f6579861abcffd42107db1a39e1.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\dLnCa06511\dLnCa06511.exe

Filesize
93KB

MD5
f879cdd88963279c969e1c62be8df8f4

SHA1
007e8307c58e49a6397827f3fe573b0dc79d0b2f

SHA256
2f056530e684c6f11f4202de64354a4941ad06d7c6973d8199d3c666dd5f375a

SHA512
739b67cd50d0188218645dc89e82bfe67e6ca24e0fe4237666aef74216d00016c1979d9daa91fb89f33352bb8c5b61c626526238df28d482d42cf51b710058c5

Download Submit
C:\ProgramData\dLnCa06511\dLnCa06511.exe

Filesize
379KB

MD5
533a44299ab4716b74d9c5c33e8e4658

SHA1
8a6de9d9f151d429082190c9855caf41d950ad4e

SHA256
96309f947fbc2460b5207b92e44702aa4b2ac53157f5a1b570efd91b05009f06

SHA512
38449bad391707edff366c446e3c56da2bd87fa4e3263eadd4e6e5211dda39c1703d5e624ad12981efcb944911d9e783ba3df94ef1dfc8282cbbc8c0ace0be3c

Download Submit
memory/2212-12-0x0000000000400000-0x00000000004B49F7-memory.dmp

Filesize
722KB

Download
memory/2212-13-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/2212-17-0x0000000000400000-0x00000000004B49F7-memory.dmp

Filesize
722KB

Download
memory/2212-21-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/2212-26-0x0000000000400000-0x00000000004B49F7-memory.dmp

Filesize
722KB

Download
memory/3572-2-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/3572-1-0x0000000000400000-0x00000000004B49F7-memory.dmp

Filesize
722KB

Download
memory/3572-16-0x0000000000400000-0x00000000004B49F7-memory.dmp

Filesize
722KB

Download
memory/3572-18-0x0000000000400000-0x00000000004B49F7-memory.dmp

Filesize
722KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads