83decab6036e5fcbbf51b0f916d7579c39d41e46c5de5a0caaa7a426edd406a6

Analysis

max time kernel
140s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 16:50

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General

Target

b52e74ca48c5dbb15ebf25aac105df78.exe
Size

499KB
MD5

b52e74ca48c5dbb15ebf25aac105df78
SHA1

ed0ae2ab4b361bbbd2590980c5217cc0071faa09
SHA256

83decab6036e5fcbbf51b0f916d7579c39d41e46c5de5a0caaa7a426edd406a6
SHA512

e25bf999464e8d8d9fb8c8c8d76b5bb94dfc93d248fb7dc7b9bb0dd1d7e668c4eaca319e155c78fbd90b1e94bb1180c3d068231177b9d2c73168f3da545c6200
SSDEEP

12288:inr7h990geYudDLMzNvNrKlnnFILzBxwNOoS:irjeYuFcNl4nFCs

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2500	jE06509AoCpO06509.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3968-0-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/3968-3-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/files/0x000700000002326f-13.dat	upx
behavioral2/memory/2500-14-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/2500-21-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/3968-24-0x0000000000400000-0x00000000004C8000-memory.dmp	upx
behavioral2/memory/2500-25-0x0000000000400000-0x00000000004C8000-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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\jE06509AoCpO06509 = "C:\\ProgramData\\jE06509AoCpO06509\\jE06509AoCpO06509.exe"	jE06509AoCpO06509.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
3968	b52e74ca48c5dbb15ebf25aac105df78.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe
2500	jE06509AoCpO06509.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3968	b52e74ca48c5dbb15ebf25aac105df78.exe
Token: SeDebugPrivilege	2500	jE06509AoCpO06509.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 2500	3968	b52e74ca48c5dbb15ebf25aac105df78.exe	98
PID 3968 wrote to memory of 2500	3968	b52e74ca48c5dbb15ebf25aac105df78.exe	98
PID 3968 wrote to memory of 2500	3968	b52e74ca48c5dbb15ebf25aac105df78.exe	98

C:\Users\Admin\AppData\Local\Temp\b52e74ca48c5dbb15ebf25aac105df78.exe
"C:\Users\Admin\AppData\Local\Temp\b52e74ca48c5dbb15ebf25aac105df78.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3968
- C:\ProgramData\jE06509AoCpO06509\jE06509AoCpO06509.exe
  "C:\ProgramData\jE06509AoCpO06509\jE06509AoCpO06509.exe" "C:\Users\Admin\AppData\Local\Temp\b52e74ca48c5dbb15ebf25aac105df78.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2500

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1044 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
1⤵
PID:4764

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\jE06509AoCpO06509\jE06509AoCpO06509.exe

Filesize
499KB

MD5
670b1a6656dd6f892ee25c646b7e82c7

SHA1
dc9472e1ec4615a76c2badefbbebef3bdf9859d1

SHA256
f91d6dea6ff8955eeca161b2be02cfd3235a51d18dcffce68e04c5f864f77984

SHA512
06f390d9546c86b8bae4b5c2a747e02ab3db03b169c3193d7f1d3bf49c77920fa49debabdc8d7e09aef3be864b1075fcfe9ae37681bfe4871e45ec43f413b932

Download Submit
memory/2500-14-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2500-21-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/2500-25-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/3968-0-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/3968-1-0x0000000000B00000-0x0000000000BA5000-memory.dmp

Filesize
660KB

Download
memory/3968-2-0x0000000000BB0000-0x0000000000C03000-memory.dmp

Filesize
332KB

Download
memory/3968-3-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/3968-24-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download