cobaltstrike | fe3848b53bf6701306cb0fa9618527dbad319a882d2d1307f8693f005c61c772

Analysis

max time kernel
140s
max time network
137s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 00:49

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General

Target

Lee.exe
Size

281KB
MD5

a7fcb5ec6dfef33922b57a9fb7251743
SHA1

95caf01828c0e39528e02309081ac752bb6624b6
SHA256

fe3848b53bf6701306cb0fa9618527dbad319a882d2d1307f8693f005c61c772
SHA512

f155c88c428ca22180982f7108bf7bba0629c55fbde142962b05763dce715101d93451312a49f9552af249c0ee0840e3d2240775f4c6d5152d392ec50bb11a32
SSDEEP

6144:GCvy+QJCWgFnl0ql59dHjNvSLjAdkKzTbXx4utYhFK:RyVJCrl0qLPHjsPzmTbBu

Score

10^/10

cobaltstrike 0 305419896 backdoor discovery trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

305419896

http://101.133.156.69:7001/fwlink

Attributes

access_type
512
host
101.133.156.69,/fwlink
http_header1
AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_header2
AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_method1
GET
http_method2
POST
polling_time
60000
port_number
7001
sc_process32
%windir%\syswow64\rundll32.exe
sc_process64
%windir%\sysnative\rundll32.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC2xMNNgKam92LQZPTpk+O5ByDU9W21a1O7RHFYVFF1t694BN3Y8KC3LowBUlZD1+kdSa3jIXSnWgqkpDjXtmAOrt93R8/3Scp2MK/8GOX3FJCITOuL/7DTquD1ctl3Coex5zELDxKST3KVN1c7GsLIx3df4L8BD9VMD1KKrgdrHwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
4096
unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/submit.php
user_agent
Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; FunWebProducts; IE0006_ver1;EN_GB)
watermark
305419896

Extracted

Family

cobaltstrike

Botnet

Attributes

watermark
0

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Cobaltstrike family
cobaltstrike
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2556	chrome.exe
2556	chrome.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe
Token: SeShutdownPrivilege	2556	chrome.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe
2556	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 2924	2556	chrome.exe	33
PID 2556 wrote to memory of 2924	2556	chrome.exe	33
PID 2556 wrote to memory of 2924	2556	chrome.exe	33
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 2444	2556	chrome.exe	35
PID 2556 wrote to memory of 1536	2556	chrome.exe	36
PID 2556 wrote to memory of 1536	2556	chrome.exe	36
PID 2556 wrote to memory of 1536	2556	chrome.exe	36
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37
PID 2556 wrote to memory of 2024	2556	chrome.exe	37

C:\Users\Admin\AppData\Local\Temp\Lee.exe
"C:\Users\Admin\AppData\Local\Temp\Lee.exe"
1⤵
PID:2324

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef8099758,0x7fef8099768,0x7fef8099778
  2⤵
  PID:2924
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1160 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:2
  2⤵
  PID:2444
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1520 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:8
  2⤵
  PID:1536
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1604 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:8
  2⤵
  PID:2024
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2288 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:1
  2⤵
  PID:1672
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2320 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:1
  2⤵
  PID:796
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1464 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:2
  2⤵
  PID:928
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1448 --field-trial-handle=1236,i,7684210001141492147,10140167973630266160,131072 /prefetch:1
  2⤵
  PID:700

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\5c6470bb-7abd-4041-bd83-6f8b2a15bb07.tmp

Filesize
330KB

MD5
24292aa33ae1024e00c93f1d97a3f95a

SHA1
78987cd98a89fbe754eb81bf4df69dfe74e61ae6

SHA256
4059ad34c5be164b8dd168753b8a5c14f28bed8693417e8460e8336ba9d8000e

SHA512
4fb50e2315021633af0a403385d14a8baab4a6243511230a55810598efedd6ff51789af0654038e7785a97c613596be5f52c78e40339137434dc3945b8b1d84f

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
memory/2324-0-0x0000000000450000-0x0000000000491000-memory.dmp

Filesize
260KB

Download
memory/2324-1-0x00000000004A0000-0x00000000004EE000-memory.dmp

Filesize
312KB

Download
memory/2324-2-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2324-3-0x00000000004A0000-0x00000000004EE000-memory.dmp

Filesize
312KB

Download