1815d32f459da66379c6e69488f7923a9626716e9cf0dad18ae2f2eeb239b5de

General

Target

my_resume_pdf_id-5315-2423-293.scr
Size

276KB
MD5

babf8d4ab9d0b648ad7f9f451b81273e
SHA1

9732a298d0679e223389382bac374ddde42ef91d
SHA256

ee0a41cf6a814eed2abfcaa848513529169164065c8b43856128e1586e10a977
SHA512

201013ad4d9f7079d14599433122d35e9e7257cbf1c37fb8f267cb8f739419ec8d749ad5caee3069fc125140f02a4b1ac7ec6e7449a2a90ca80474da3b3e0804
SSDEEP

6144:QKyPkzckd4oJC5HcXF/urB5NpgSQj6Xk1xWOi/IKfJfbGMqz:Q+2EXFU/NSlj6AswKhDq

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\deb91cfb.exe	explorer.exe

Adds Run key to start application 2 TTPs 4 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\Run\deb91cf = "C:\\deb91cfb\\deb91cfb.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*eb91cf = "C:\\deb91cfb\\deb91cfb.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deb91cfb = "C:\\Users\\Admin\\AppData\\Roaming\\deb91cfb.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*eb91cfb = "C:\\Users\\Admin\\AppData\\Roaming\\deb91cfb.exe"	explorer.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
7	ip-addr.es
13	ip-addr.es
167	ip-addr.es

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3696 set thread context of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3696	my_resume_pdf_id-5315-2423-293.scr
3696	my_resume_pdf_id-5315-2423-293.scr

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3224	my_resume_pdf_id-5315-2423-293.scr
2880	explorer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3696	my_resume_pdf_id-5315-2423-293.scr
3696	my_resume_pdf_id-5315-2423-293.scr

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3696 wrote to memory of 3224	3696	my_resume_pdf_id-5315-2423-293.scr	90
PID 3224 wrote to memory of 2880	3224	my_resume_pdf_id-5315-2423-293.scr	91
PID 3224 wrote to memory of 2880	3224	my_resume_pdf_id-5315-2423-293.scr	91
PID 3224 wrote to memory of 2880	3224	my_resume_pdf_id-5315-2423-293.scr	91
PID 2880 wrote to memory of 4156	2880	explorer.exe	92
PID 2880 wrote to memory of 4156	2880	explorer.exe	92
PID 2880 wrote to memory of 4156	2880	explorer.exe	92

C:\Users\Admin\AppData\Local\Temp\my_resume_pdf_id-5315-2423-293.scr
"C:\Users\Admin\AppData\Local\Temp\my_resume_pdf_id-5315-2423-293.scr" /S
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3696
- C:\Users\Admin\AppData\Local\Temp\my_resume_pdf_id-5315-2423-293.scr
  "C:\Users\Admin\AppData\Local\Temp\my_resume_pdf_id-5315-2423-293.scr" /S
  2⤵
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3224
- - C:\Windows\SysWOW64\explorer.exe
    "C:\Windows\syswow64\explorer.exe"
    3⤵
    - Drops startup file
    - Adds Run key to start application
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2880
  - - C:\Windows\SysWOW64\svchost.exe
      -k netsvcs
      4⤵
      PID:4156

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=4088 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
1⤵
PID:3068

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2880-2-0x0000000000B10000-0x0000000000B35000-memory.dmp

Filesize
148KB

Download
memory/2880-5-0x0000000000B10000-0x0000000000B35000-memory.dmp

Filesize
148KB

Download
memory/3224-1-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/3224-4-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3224-3-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/3696-0-0x0000000002390000-0x0000000002394000-memory.dmp

Filesize
16KB

Download
memory/4156-9-0x0000000000630000-0x0000000000655000-memory.dmp

Filesize
148KB

Download
memory/4156-10-0x0000000000630000-0x0000000000655000-memory.dmp

Filesize
148KB

Download
memory/4156-27-0x0000000000630000-0x0000000000655000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads