2633b28bd403cc1e09bc10f01a23aa9724117ce88d83d72ac8433e8c855612e6

General

Target

SwiftMesaj.pdf.exe
Size

596KB
MD5

91405b1b3deb5402675dc7af8266cf7b
SHA1

b14dc9424a48020a4a523250db9cbd1e40621c25
SHA256

2633b28bd403cc1e09bc10f01a23aa9724117ce88d83d72ac8433e8c855612e6
SHA512

d2e5a343cd964834b2df6a94b62e42d88462305bdea34a600fb86d93e00ff3a763210df18b9f9f8157e81314b79af359c7e3974d1e62d34329d7ac5feaae5329
SSDEEP

6144:TZ/qRrSM9JskbekTxUzqbJNT8zmXp45HcIZeJVZ4WiCm5MKQ4ouOO/wCi1pL:TBIJsQeUxUzqDwzCe+IZeJVmQuOCCL

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3004	powershell.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4516	3004	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SwiftMesaj.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe
3004	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3004	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 3004	4892	SwiftMesaj.pdf.exe	82
PID 4892 wrote to memory of 3004	4892	SwiftMesaj.pdf.exe	82
PID 4892 wrote to memory of 3004	4892	SwiftMesaj.pdf.exe	82

C:\Users\Admin\AppData\Local\Temp\SwiftMesaj.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\SwiftMesaj.pdf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Succumbence=Get-Content 'C:\Users\Admin\AppData\Roaming\Palaeodictyopteron\testudskrivningsfaciliteters\Marinerede\Mehercle.Mis157';$Rhetorician=$Succumbence.SubString(55271,3);.$Rhetorician($Succumbence)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 2600
    3⤵
    - Program crash
    PID:4516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3004 -ip 3004
1⤵
PID:2064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hakcn2ns.yeg.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Palaeodictyopteron\testudskrivningsfaciliteters\Marinerede\Mehercle.Mis157

Filesize
53KB

MD5
9f24a8c9e61534a5ab9c258ab21bd99d

SHA1
8e2788c449f172626b02a0a246cd3f2806bb2cb3

SHA256
09816a5992b6ed7dc5a33a3b403116292cc4fe2eb34b79fa4272226361de4edd

SHA512
8c467a3ba32f7d2dc89281d463d889da48842ae7206f6f087c048dc5000cb866311ca46f27c7687fd1b32b3ba2820c89d19d35ae2c583c03af6a2be6117becd5

Download Submit
memory/3004-9-0x0000000005290000-0x00000000052B2000-memory.dmp

Filesize
136KB

Download
memory/3004-24-0x00000000062F0000-0x000000000633C000-memory.dmp

Filesize
304KB

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memory/3004-5-0x0000000073C1E000-0x0000000073C1F000-memory.dmp

Filesize
4KB

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memory/3004-10-0x0000000073C10000-0x00000000743C0000-memory.dmp

Filesize
7.7MB

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memory/3004-11-0x0000000005B40000-0x0000000005BA6000-memory.dmp

Filesize
408KB

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memory/3004-12-0x0000000005BB0000-0x0000000005C16000-memory.dmp

Filesize
408KB

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memory/3004-7-0x0000000005360000-0x0000000005988000-memory.dmp

Filesize
6.2MB

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memory/3004-22-0x0000000005C20000-0x0000000005F74000-memory.dmp

Filesize
3.3MB

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memory/3004-23-0x00000000062B0000-0x00000000062CE000-memory.dmp

Filesize
120KB

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memory/3004-8-0x0000000073C10000-0x00000000743C0000-memory.dmp

Filesize
7.7MB

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memory/3004-25-0x0000000006820000-0x00000000068B6000-memory.dmp

Filesize
600KB

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memory/3004-26-0x00000000067D0000-0x00000000067EA000-memory.dmp

Filesize
104KB

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memory/3004-27-0x0000000007270000-0x0000000007292000-memory.dmp

Filesize
136KB

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memory/3004-28-0x0000000007900000-0x0000000007EA4000-memory.dmp

Filesize
5.6MB

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memory/3004-6-0x0000000002C70000-0x0000000002CA6000-memory.dmp

Filesize
216KB

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memory/3004-30-0x0000000008530000-0x0000000008BAA000-memory.dmp

Filesize
6.5MB

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memory/3004-32-0x0000000073C10000-0x00000000743C0000-memory.dmp

Filesize
7.7MB

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Analysis

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