5b8292819e0b12da3b741b2931240222e30d4feec7664c2a20fb01b5396357e8

General

Target

718c3b8cc5e50b1b3714d1bc1dd17ecf.exe
Size

1.1MB
MD5

718c3b8cc5e50b1b3714d1bc1dd17ecf
SHA1

63a22d0c28a3920155e6e7dce2e590d132b57dec
SHA256

5b8292819e0b12da3b741b2931240222e30d4feec7664c2a20fb01b5396357e8
SHA512

ca3bff17daba0ded5df40cbf5bf48c736508c7b2699ae9c8666ae7e9425c9311d58ac735da0f0f1243b050d52216cd23464d506be3184740298c0819c244865e
SSDEEP

24576:6DlMUGW3L1362WUk/VU5VPLMOoa/wngGcroymvIPFE:6B3L13jS/V8QOUnHcroyIIPK

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2788	msiexec.exe
1672	Keygen.PerformanceTest.exe

Loads dropped DLL 5 IoCs

pid	Process
1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe
1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe
2788	msiexec.exe
2788	msiexec.exe
2464	dw20.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0009000000016ca5-20.dat	upx
behavioral1/memory/1672-26-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/1672-29-0x0000000000400000-0x00000000005DE000-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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\msiexec.exe = "C:\\Users\\Admin\\AppData\\Roaming\\msiexec.exe"	msiexec.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 1884 wrote to memory of 2788	1884	718c3b8cc5e50b1b3714d1bc1dd17ecf.exe	28
PID 2788 wrote to memory of 1672	2788	msiexec.exe	29
PID 2788 wrote to memory of 1672	2788	msiexec.exe	29
PID 2788 wrote to memory of 1672	2788	msiexec.exe	29
PID 2788 wrote to memory of 1672	2788	msiexec.exe	29
PID 2788 wrote to memory of 2464	2788	msiexec.exe	30
PID 2788 wrote to memory of 2464	2788	msiexec.exe	30
PID 2788 wrote to memory of 2464	2788	msiexec.exe	30
PID 2788 wrote to memory of 2464	2788	msiexec.exe	30

C:\Users\Admin\AppData\Local\Temp\718c3b8cc5e50b1b3714d1bc1dd17ecf.exe
"C:\Users\Admin\AppData\Local\Temp\718c3b8cc5e50b1b3714d1bc1dd17ecf.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Users\Admin\AppData\Roaming\msiexec.exe
  C:\Users\Admin\AppData\Roaming\msiexec.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Users\Admin\AppData\Local\Temp\Keygen.PerformanceTest.exe
    "C:\Users\Admin\AppData\Local\Temp\Keygen.PerformanceTest.exe"
    3⤵
    - Executes dropped EXE
    PID:1672
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 1080
    3⤵
    - Loads dropped DLL
    PID:2464

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\Keygen.PerformanceTest.exe

Filesize
485KB

MD5
ba231e43b5f36b2d4d87df7a88e4226d

SHA1
a753c71c8df2e9f33d1531729d3416b97b580065

SHA256
5fb62fec1db0a887f47190b93b0a1e3d14b8873ea39f7055a1f75005aa467872

SHA512
04ff2a4568e625860cc8ed0b3cc6b584a12160392538402d0a1ff1e82d44b67b0fe04041da36aa7d63422b9784901424edf41f1417e3eb80647a2d1789554130

Download Submit
\Users\Admin\AppData\Roaming\msiexec.exe

Filesize
328KB

MD5
97aa3b2593b450be5c375469c7e9a269

SHA1
1bca467f1f08480e0760d605320b371da82d8eb6

SHA256
a5eb7dd6d8151064201120cbac14d23b717c5c50b59f787acc3728da0df645a1

SHA512
a1fd3e152f4d31b92c6585109f622b46e255b49e3e22afddc031da76256bdefeb88869a77e224aa34b176005a0c5393869fed0a1b3c7b055588766d8f3c7f9c8

Download Submit
\Users\Admin\AppData\Roaming\msiexec.exe

Filesize
1.1MB

MD5
718c3b8cc5e50b1b3714d1bc1dd17ecf

SHA1
63a22d0c28a3920155e6e7dce2e590d132b57dec

SHA256
5b8292819e0b12da3b741b2931240222e30d4feec7664c2a20fb01b5396357e8

SHA512
ca3bff17daba0ded5df40cbf5bf48c736508c7b2699ae9c8666ae7e9425c9311d58ac735da0f0f1243b050d52216cd23464d506be3184740298c0819c244865e

Download Submit
memory/1672-29-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1672-26-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1884-17-0x0000000000530000-0x0000000000570000-memory.dmp

Filesize
256KB

Download
memory/1884-15-0x0000000000530000-0x0000000000570000-memory.dmp

Filesize
256KB

Download
memory/1884-16-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1884-1-0x0000000000530000-0x0000000000570000-memory.dmp

Filesize
256KB

Download
memory/1884-14-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1884-2-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1884-0-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2464-28-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2464-32-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2788-23-0x0000000007080000-0x000000000725E000-memory.dmp

Filesize
1.9MB

Download
memory/2788-25-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2788-13-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2788-30-0x0000000007080000-0x000000000725E000-memory.dmp

Filesize
1.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads