3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc

Analysis

max time kernel
180s
max time network
195s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 14:22

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General

Target

3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
Size

334KB
MD5

389bf52b8b2aa8cfae3ca55808202f00
SHA1

cd9dbeffb2096da578ea493013cc4f020f150e02
SHA256

3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc
SHA512

70d7770506ecf717d95018dd5cffac85ed2a571b989d6ad748e277267ce65a6ec437f9db465fcc7bb55e94f3ae04d9e39fcd090058814370e64d592635d3bbca
SSDEEP

6144:d9P3DSrxOsPLzl3XJHQG01lg7qBUU2tW8vmwylShXD+YdkpLo2S0k7ab60Pb:Duxjjzl3X9GoquUGruAznkpMSbB

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
220	eJpLb01803.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4484-133-0x0000000000400000-0x0000000000B68000-memory.dmp	upx
behavioral2/memory/4484-134-0x0000000000400000-0x0000000000B68000-memory.dmp	upx
behavioral2/memory/220-138-0x0000000000400000-0x0000000000B68000-memory.dmp	upx
behavioral2/memory/4484-139-0x0000000000400000-0x0000000000B68000-memory.dmp	upx
behavioral2/memory/220-140-0x0000000000400000-0x0000000000B68000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\eJpLb01803 = "C:\\ProgramData\\eJpLb01803\\eJpLb01803.exe"	eJpLb01803.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
220	eJpLb01803.exe
220	eJpLb01803.exe
220	eJpLb01803.exe
220	eJpLb01803.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
Token: SeDebugPrivilege	220	eJpLb01803.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
220	eJpLb01803.exe
220	eJpLb01803.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
220	eJpLb01803.exe
220	eJpLb01803.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
220	eJpLb01803.exe
220	eJpLb01803.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 220	4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe	85
PID 4484 wrote to memory of 220	4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe	85
PID 4484 wrote to memory of 220	4484	3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe	85

C:\Users\Admin\AppData\Local\Temp\3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe
"C:\Users\Admin\AppData\Local\Temp\3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484
- C:\ProgramData\eJpLb01803\eJpLb01803.exe
  "C:\ProgramData\eJpLb01803\eJpLb01803.exe" "C:\Users\Admin\AppData\Local\Temp\3664b1a4f11624d811a69d7b0165c06473c8dc3d6197ebb8be3b9fcd251dfcdc.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:220

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

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\eJpLb01803\eJpLb01803.exe

Filesize
334KB

MD5
ac1a9c0656407145984f08d586baa8a6

SHA1
b6d17a55761edf4c80be5bc3725b7aaf0af806f7

SHA256
576f5ec3c68318ed09d9160506760eb7d27333a98eb8d23b4803fcbae0d71874

SHA512
94a04af0e1d68cc1f971efcf78d3a564e7c879f0a30696e79954b753b13b96450c6b9bfce891496249e7273b70837b99d06d00cebf26ae59039018d0948ea196

Download Submit
C:\ProgramData\eJpLb01803\eJpLb01803.exe

Filesize
334KB

MD5
ac1a9c0656407145984f08d586baa8a6

SHA1
b6d17a55761edf4c80be5bc3725b7aaf0af806f7

SHA256
576f5ec3c68318ed09d9160506760eb7d27333a98eb8d23b4803fcbae0d71874

SHA512
94a04af0e1d68cc1f971efcf78d3a564e7c879f0a30696e79954b753b13b96450c6b9bfce891496249e7273b70837b99d06d00cebf26ae59039018d0948ea196

Download Submit
memory/220-138-0x0000000000400000-0x0000000000B68000-memory.dmp

Filesize
7.4MB

Download
memory/220-140-0x0000000000400000-0x0000000000B68000-memory.dmp

Filesize
7.4MB

Download
memory/4484-132-0x0000000000C80000-0x0000000000CCD000-memory.dmp

Filesize
308KB

Download
memory/4484-133-0x0000000000400000-0x0000000000B68000-memory.dmp

Filesize
7.4MB

Download
memory/4484-134-0x0000000000400000-0x0000000000B68000-memory.dmp

Filesize
7.4MB

Download
memory/4484-139-0x0000000000400000-0x0000000000B68000-memory.dmp

Filesize
7.4MB

Download