030ca745bb45c5cba7e0dc933c2f36aa7c27a3716929027e1b9aa64c6ed60f81

General

Target

Thetempest.exe
Size

836KB
MD5

1564e0d55798a05392c21c4e32af6c8b
SHA1

538205c2ac6d66f796a25571548c31086c2e231a
SHA256

030ca745bb45c5cba7e0dc933c2f36aa7c27a3716929027e1b9aa64c6ed60f81
SHA512

32dc533f141d22452f97fb3ce58667058b8cf3b1e23659624b2449694a010e41e6909874a808d89306f7fc85c6d2bc2bc2c64a54b9117fe6cd4614c46cfbdd9b
SSDEEP

24576:INPx3Tpgh9NZEak0F5SAz6uc1L9J8xVCT5ATqY2BXY6+g7:mBTMTq2MAz6VL9J8xVCT5AT2Y6N

Score

7^/10

Malware Config

Signatures

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	Thetempest.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	Thetempest.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Control Panel\International\Geo\Nation	Thetempest.exe

Loads dropped DLL 1 IoCs

pid	Process
4636	Thetempest.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
4460	Thetempest.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
4636	Thetempest.exe
4460	Thetempest.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4636 set thread context of 4460	4636	Thetempest.exe	97
PID 4460 set thread context of 3172	4460	Thetempest.exe	64
PID 4460 set thread context of 1016	4460	Thetempest.exe	108
PID 1016 set thread context of 3172	1016	msiexec.exe	64

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
4460	Thetempest.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4636	Thetempest.exe
4460	Thetempest.exe
3172	Explorer.EXE
3172	Explorer.EXE
1016	msiexec.exe
1016	msiexec.exe
1016	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	Thetempest.exe
Token: SeDebugPrivilege	1016	msiexec.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 4460	4636	Thetempest.exe	97
PID 4636 wrote to memory of 4460	4636	Thetempest.exe	97
PID 4636 wrote to memory of 4460	4636	Thetempest.exe	97
PID 4636 wrote to memory of 4460	4636	Thetempest.exe	97
PID 4636 wrote to memory of 4460	4636	Thetempest.exe	97
PID 3172 wrote to memory of 1016	3172	Explorer.EXE	108
PID 3172 wrote to memory of 1016	3172	Explorer.EXE	108
PID 3172 wrote to memory of 1016	3172	Explorer.EXE	108
PID 1016 wrote to memory of 4804	1016	msiexec.exe	109
PID 1016 wrote to memory of 4804	1016	msiexec.exe	109

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Users\Admin\AppData\Local\Temp\Thetempest.exe
  "C:\Users\Admin\AppData\Local\Temp\Thetempest.exe"
  2⤵
  - Checks QEMU agent file
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4636
- - C:\Users\Admin\AppData\Local\Temp\Thetempest.exe
    "C:\Users\Admin\AppData\Local\Temp\Thetempest.exe"
    3⤵
    - Checks QEMU agent file
    - Checks computer location settings
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4460
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:1000
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1016
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:4804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nskB97D.tmp\System.dll

Filesize
12KB

MD5
dd87a973e01c5d9f8e0fcc81a0af7c7a

SHA1
c9206ced48d1e5bc648b1d0f54cccc18bf643a14

SHA256
7fb0f8d452fefaac789986b933df050f3d3e4feb8a8d9944ada995f572dcdca1

SHA512
4910b39b1a99622ac8b3c42f173bbe7035ac2f8d40c946468e7db7e2868a2da81ea94da453857f06f39957dd690c7f1ba498936a7aaa0039975e472376f92e8f

Download Submit
memory/1016-54-0x00000000008B0000-0x00000000008E6000-memory.dmp

Filesize
216KB

Download
memory/1016-60-0x0000000002A90000-0x0000000002B2C000-memory.dmp

Filesize
624KB

Download
memory/1016-57-0x00000000008B0000-0x00000000008E6000-memory.dmp

Filesize
216KB

Download
memory/1016-56-0x0000000002A90000-0x0000000002B2C000-memory.dmp

Filesize
624KB

Download
memory/1016-52-0x0000000002740000-0x0000000002A8A000-memory.dmp

Filesize
3.3MB

Download
memory/1016-50-0x00000000008B0000-0x00000000008E6000-memory.dmp

Filesize
216KB

Download
memory/1016-48-0x00000000008B0000-0x00000000008E6000-memory.dmp

Filesize
216KB

Download
memory/3172-59-0x00000000088F0000-0x00000000089AD000-memory.dmp

Filesize
756KB

Download
memory/3172-58-0x00000000088F0000-0x00000000089AD000-memory.dmp

Filesize
756KB

Download
memory/3172-55-0x000000000DD20000-0x000000000EBC1000-memory.dmp

Filesize
14.6MB

Download
memory/3172-64-0x00000000088F0000-0x00000000089AD000-memory.dmp

Filesize
756KB

Download
memory/3172-46-0x000000000DD20000-0x000000000EBC1000-memory.dmp

Filesize
14.6MB

Download
memory/4460-33-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-35-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-40-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-41-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-42-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-45-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-38-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-47-0x00000000000E0000-0x00000000000FD000-memory.dmp

Filesize
116KB

Download
memory/4460-37-0x0000000077BC1000-0x0000000077CE1000-memory.dmp

Filesize
1.1MB

Download
memory/4460-49-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-36-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-39-0x0000000036160000-0x00000000364AA000-memory.dmp

Filesize
3.3MB

Download
memory/4460-51-0x0000000001660000-0x0000000005B7E000-memory.dmp

Filesize
69.1MB

Download
memory/4460-53-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-34-0x0000000001660000-0x0000000005B7E000-memory.dmp

Filesize
69.1MB

Download
memory/4460-20-0x0000000077C65000-0x0000000077C66000-memory.dmp

Filesize
4KB

Download
memory/4460-19-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4460-18-0x0000000077C48000-0x0000000077C49000-memory.dmp

Filesize
4KB

Download
memory/4460-17-0x0000000077BC1000-0x0000000077CE1000-memory.dmp

Filesize
1.1MB

Download
memory/4460-16-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/4636-15-0x0000000074A20000-0x0000000074A27000-memory.dmp

Filesize
28KB

Download
memory/4636-14-0x0000000077BC1000-0x0000000077CE1000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads