8bb55767bfda131b71a547dd7075f7e43cfda859ab8241188bab784e96096acc

Analysis

max time kernel
139s
max time network
153s
platform
windows10_x64
resource
win10
submitted
25/07/2020, 07:29

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General

Target
Order_#6095595.exe
Size 5.4MB
Sample200725-29vr46ck2s
SHA256 8bb55767bfda131b71a547dd7075f7e43cfda859ab8241188bab784e96096acc
MD5 55b81e963d98b7d203efb671447dc07e
SHA1 3ed6cb7dfa6a3a48c87dfe546a27451d308e8d04
SHA512 dfa5cdd93d7e35fce0194c12bbb30f48f7b0c90e478fb0db4a9e7298ba01222e23397de0bb9845c65faf124271bc7897412116cf81c311aff94355b25fc28763
MD5 SHA1 SHA512

Score

8^/10

upx persistence spyware

Malware Config

Signatures

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3100 set thread context of 3908	3100	Order_#6095595.exe	68
PID 3908 set thread context of 1532	3908	Order_#6095595.EXE	76
PID 1532 set thread context of 1748	1532	Order_#6095595.exe	77

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3908	Order_#6095595.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000_Classes\Local Settings	Order_#6095595.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3100	Order_#6095595.exe
3916	OpenWith.exe
3908	Order_#6095595.EXE
3908	Order_#6095595.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3908	Order_#6095595.EXE
Token: SeDebugPrivilege	1748	Order_#6095595.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1748	Order_#6095595.exe
1748	Order_#6095595.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3908-15-0x0000000000400000-0x0000000000D41000-memory.dmp	upx
behavioral2/memory/3908-17-0x0000000000400000-0x0000000000D41000-memory.dmp	upx
behavioral2/memory/3908-19-0x0000000000400000-0x0000000000D41000-memory.dmp	upx

Looks up external IP address via web service 7 IoCs

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

flow	ioc
12	myexternalip.com
13	myexternalip.com
18	myexternalip.com
19	myexternalip.com
27	myexternalip.com
31	myexternalip.com
33	myexternalip.com

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run	Order_#6095595.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\sysfonts = "C:\\Users\\Admin\\AppData\\Roaming\\sysfonts\\sysfonts.exe.exe"	Order_#6095595.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3100 wrote to memory of 3908	3100	Order_#6095595.exe	68
PID 3908 wrote to memory of 1700	3908	Order_#6095595.EXE	69
PID 3908 wrote to memory of 1700	3908	Order_#6095595.EXE	69
PID 3908 wrote to memory of 1700	3908	Order_#6095595.EXE	69
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 3908 wrote to memory of 1532	3908	Order_#6095595.EXE	76
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77
PID 1532 wrote to memory of 1748	1532	Order_#6095595.exe	77

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Order_#6095595.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0	Order_#6095595.exe

Executes dropped EXE 1 IoCs

pid	Process
1700	dllhost.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Loads dropped DLL 9 IoCs

pid	Process
1700	dllhost.exe
1700	dllhost.exe
1700	dllhost.exe
1700	dllhost.exe
1700	dllhost.exe
1700	dllhost.exe
1700	dllhost.exe
1700	dllhost.exe
1748	Order_#6095595.exe

C:\Users\Admin\AppData\Local\Temp\Order_#6095595.exe
"C:\Users\Admin\AppData\Local\Temp\Order_#6095595.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
- Maps connected drives based on registry
PID:3100
- C:\Users\Admin\AppData\Local\Temp\Order_#6095595.EXE
  "C:\Users\Admin\AppData\Local\Temp\Order_#6095595.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3908
- - C:\Users\Admin\AppData\Local\9bad7bb6\tor\dllhost.exe
    "C:\Users\Admin\AppData\Local\9bad7bb6\tor\dllhost.exe" -f torrc
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1700
- - C:\Users\Admin\AppData\Local\Temp\Order_#6095595.exe
    -a "C:\Users\Admin\AppData\Local\9bad7bb6\plg\UZx7dv7J.json"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1532
  - - C:\Users\Admin\AppData\Local\Temp\Order_#6095595.exe
      -b -m -d -f -e -r -o -w "C:\Users\Admin\AppData\Local\Temp\unk.xml"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      Suspicious behavior: EnumeratesProcesses
      Loads dropped DLL
      PID:1748

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3916

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

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1532-41-0x0000000000400000-0x00000000008D4000-memory.dmp

Download

memory/1532-42-0x0000000000400000-0x00000000008D4000-memory.dmp

Download

memory/1532-39-0x0000000000400000-0x00000000008D4000-memory.dmp

Download

memory/1748-43-0x0000000000400000-0x00000000006EC000-memory.dmp

Download

memory/1748-45-0x0000000000400000-0x00000000006EC000-memory.dmp

Download

memory/1748-46-0x0000000000400000-0x00000000006EC000-memory.dmp

Download

memory/3908-15-0x0000000000400000-0x0000000000D41000-memory.dmp

Download

memory/3908-19-0x0000000000400000-0x0000000000D41000-memory.dmp

Download

memory/3908-17-0x0000000000400000-0x0000000000D41000-memory.dmp

Download