bcba671f1e3e1f7ab80f59d5c1cb280bfec3ca519b37820af0bb720fb5d7a8b9

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
09/01/2023, 18:23

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General

Target
shipping documents.exe
Size 2.1MB
Sample230109-w1fqmsfb53
SHA256 bcba671f1e3e1f7ab80f59d5c1cb280bfec3ca519b37820af0bb720fb5d7a8b9
MD5 f07e2a19a87fdb4d58c88003bc3379a8
SHA1 ac593c1065bffe50e05c0fae4f50a0b71efb814f
SHA512 de0d8baa360a7d5ee09415a62c2ee326c7e38906f380cda4b3f87bc072de0bf9b9f806abb5fd481f506d7204761ca3801123c79a059ab1a5c10c04795dde4af0
SSDEEP 24576:DqSGwrmxJSdDf5z18CCjSIxXCKb9eQza8m7wuy0jLGLo9e:GxafLamKb99a8m88o
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	shipping documents.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\TaskKill\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\Иисус.sys"	shipping documents.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	shipping documents.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	shipping documents.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1572 set thread context of 1632	1572	shipping documents.exe	34

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1712	1632	WerFault.exe	34

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1572	shipping documents.exe
1952	powershell.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1572	shipping documents.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1572	shipping documents.exe
Token: SeLoadDriverPrivilege	1572	shipping documents.exe
Token: SeDebugPrivilege	1572	shipping documents.exe
Token: SeDebugPrivilege	1952	powershell.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 1952	1572	shipping documents.exe	27
PID 1572 wrote to memory of 1952	1572	shipping documents.exe	27
PID 1572 wrote to memory of 1952	1572	shipping documents.exe	27
PID 1572 wrote to memory of 944	1572	shipping documents.exe	29
PID 1572 wrote to memory of 944	1572	shipping documents.exe	29
PID 1572 wrote to memory of 944	1572	shipping documents.exe	29
PID 1572 wrote to memory of 976	1572	shipping documents.exe	30
PID 1572 wrote to memory of 976	1572	shipping documents.exe	30
PID 1572 wrote to memory of 976	1572	shipping documents.exe	30
PID 1572 wrote to memory of 940	1572	shipping documents.exe	31
PID 1572 wrote to memory of 940	1572	shipping documents.exe	31
PID 1572 wrote to memory of 940	1572	shipping documents.exe	31
PID 1572 wrote to memory of 896	1572	shipping documents.exe	32
PID 1572 wrote to memory of 896	1572	shipping documents.exe	32
PID 1572 wrote to memory of 896	1572	shipping documents.exe	32
PID 1572 wrote to memory of 892	1572	shipping documents.exe	33
PID 1572 wrote to memory of 892	1572	shipping documents.exe	33
PID 1572 wrote to memory of 892	1572	shipping documents.exe	33
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1572 wrote to memory of 1632	1572	shipping documents.exe	34
PID 1632 wrote to memory of 1712	1632	Setup.exe	35
PID 1632 wrote to memory of 1712	1632	Setup.exe	35
PID 1632 wrote to memory of 1712	1632	Setup.exe	35
PID 1632 wrote to memory of 1712	1632	Setup.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	shipping documents.exe

C:\Users\Admin\AppData\Local\Temp\shipping documents.exe
"C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"
1⤵
- UAC bypass
- Sets service image path in registry
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1572
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\shipping documents.exe" -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1952
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
  2⤵
  PID:944
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regtlibv12.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regtlibv12.exe"
  2⤵
  PID:976
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"
  2⤵
  PID:940
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
  2⤵
  PID:896
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe"
  2⤵
  PID:892
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\Setup.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\Setup.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 304
    3⤵
    - Program crash
    PID:1712

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1572-55-0x00000000006A0000-0x000000000070E000-memory.dmp

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memory/1572-54-0x0000000000230000-0x0000000000456000-memory.dmp

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memory/1632-59-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1632-62-0x0000000076121000-0x0000000076123000-memory.dmp

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memory/1952-57-0x000007FEFBD81000-0x000007FEFBD83000-memory.dmp

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memory/1952-58-0x000007FEEC9A0000-0x000007FEED3C3000-memory.dmp

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memory/1952-63-0x0000000002A14000-0x0000000002A17000-memory.dmp

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memory/1952-61-0x000007FEEBE40000-0x000007FEEC99D000-memory.dmp

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memory/1952-64-0x000000001B890000-0x000000001BB8F000-memory.dmp

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memory/1952-66-0x0000000002A14000-0x0000000002A17000-memory.dmp

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memory/1952-67-0x0000000002A1B000-0x0000000002A3A000-memory.dmp

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