purecrypter | 6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417

Analysis

max time kernel
147s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 18:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe
Size

715.8MB
MD5

94b94d3d540398b7a5a3336d70d50194
SHA1

ceb17e1848c814f65722b6a4a546f9cb0aedd1d4
SHA256

6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417
SHA512

bc78d150768cb49dba1a84d18bec356ed7c6f997aa60dc815578a664ee76eeca643841944998b7059a1821fa1157c96201fd38461e23c0c36ae635fea6b3e5dc
SSDEEP

1536:Frae78zjORCDGwfdCSog01313pmIs5gf6s1POTQCcdxNqHHzs9lReMbP:LahKyd2n315s5c6s12TQ1NqHHzs9veML

Score

10^/10

purecrypter redline @gestaslinoff discovery downloader infostealer loader persistence

Malware Config

Extracted

Family

purecrypter

https://www.franceconsobanque.fr/wp-admin/images/css/design/fabric/bo/Sjbgpxzi.bmp

Extracted

Family

redline

Botnet

@gestaslinoff

45.15.157.131:36457

Attributes

auth_value
95adc00b732fc138a3ecc231c485a57a

Signatures

PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
loader downloader purecrypter
Purecrypter family
purecrypter
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 1 IoCs

resource	yara_rule
behavioral1/memory/4324-44-0x0000000000400000-0x0000000000432000-memory.dmp	family_redline

Redline family
redline

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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	travelpeov.exe

Executes dropped EXE 3 IoCs

pid	Process
4732	travelpeov.exe
5092	travelpeov.exe
4324	travelpeov.exe

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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4732 set thread context of 4324	4732	travelpeov.exe	97

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	travelpeov.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	travelpeov.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4816	powershell.exe
4816	powershell.exe
4732	travelpeov.exe
4732	travelpeov.exe
536	powershell.exe
536	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4732	travelpeov.exe
Token: SeDebugPrivilege	4816	powershell.exe
Token: SeDebugPrivilege	536	powershell.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 4732	2068	JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe	82
PID 2068 wrote to memory of 4732	2068	JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe	82
PID 2068 wrote to memory of 4732	2068	JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe	82
PID 4732 wrote to memory of 4816	4732	travelpeov.exe	83
PID 4732 wrote to memory of 4816	4732	travelpeov.exe	83
PID 4732 wrote to memory of 4816	4732	travelpeov.exe	83
PID 4732 wrote to memory of 2464	4732	travelpeov.exe	94
PID 4732 wrote to memory of 2464	4732	travelpeov.exe	94
PID 4732 wrote to memory of 2464	4732	travelpeov.exe	94
PID 4732 wrote to memory of 5092	4732	travelpeov.exe	96
PID 4732 wrote to memory of 5092	4732	travelpeov.exe	96
PID 4732 wrote to memory of 5092	4732	travelpeov.exe	96
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 4732 wrote to memory of 4324	4732	travelpeov.exe	97
PID 2464 wrote to memory of 536	2464	cmd.exe	98
PID 2464 wrote to memory of 536	2464	cmd.exe	98
PID 2464 wrote to memory of 536	2464	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6872346b1b51a9e0c9442fb7d4d03969af3ce7e60c1014fab0f35d8e5ca10417.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\travelpeov.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\travelpeov.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4732
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4816
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2464
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:536
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\travelpeov.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\travelpeov.exe
    3⤵
    - Executes dropped EXE
    PID:5092
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\travelpeov.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\travelpeov.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
1KB

MD5
4280e36a29fa31c01e4d8b2ba726a0d8

SHA1
c485c2c9ce0a99747b18d899b71dfa9a64dabe32

SHA256
e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

SHA512
494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

Filesize
53KB

MD5
06ad34f9739c5159b4d92d702545bd49

SHA1
9152a0d4f153f3f40f7e606be75f81b582ee0c17

SHA256
474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

SHA512
c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

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

Filesize
16KB

MD5
a6d2b5a1acec15769edf3ab0f5a00cb7

SHA1
b52d064a8399624f32c0abc008dc8b30896038f3

SHA256
f0343dc11542d5eef7a9edc370a05e99620ba8e816f9bdfcda5b8ca4a1835b88

SHA512
0e900249ba5ed7f9951396b3f321b25da9723aaeb4b34f9a0927dcaf08b0d8a7929340e57a6aa6a0aa47c73d79d79277e19b77f6eb6412d7d383fcd873645ac2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qznxrts0.tq2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/536-80-0x0000000005FF0000-0x0000000006001000-memory.dmp

Filesize
68KB

Download
memory/536-83-0x0000000007740000-0x000000000775A000-memory.dmp

Filesize
104KB

Download
memory/536-79-0x00000000077E0000-0x0000000007876000-memory.dmp

Filesize
600KB

Download
memory/536-78-0x00000000075A0000-0x00000000075AA000-memory.dmp

Filesize
40KB

Download
memory/536-77-0x0000000007410000-0x00000000074B3000-memory.dmp

Filesize
652KB

Download
memory/536-66-0x0000000070F20000-0x0000000070F6C000-memory.dmp

Filesize
304KB

Download
memory/536-76-0x0000000007140000-0x000000000715E000-memory.dmp

Filesize
120KB

Download
memory/536-65-0x00000000071D0000-0x0000000007202000-memory.dmp

Filesize
200KB

Download
memory/536-81-0x0000000006020000-0x000000000602E000-memory.dmp

Filesize
56KB

Download
memory/536-84-0x0000000007720000-0x0000000007728000-memory.dmp

Filesize
32KB

Download
memory/536-59-0x0000000005B60000-0x0000000005EB4000-memory.dmp

Filesize
3.3MB

Download
memory/536-82-0x00000000076F0000-0x0000000007704000-memory.dmp

Filesize
80KB

Download
memory/4324-63-0x0000000005940000-0x000000000598C000-memory.dmp

Filesize
304KB

Download
memory/4324-54-0x0000000005830000-0x000000000593A000-memory.dmp

Filesize
1.0MB

Download
memory/4324-62-0x00000000057C0000-0x00000000057FC000-memory.dmp

Filesize
240KB

Download
memory/4324-60-0x0000000005760000-0x0000000005772000-memory.dmp

Filesize
72KB

Download
memory/4324-48-0x0000000005CE0000-0x00000000062F8000-memory.dmp

Filesize
6.1MB

Download
memory/4324-44-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4732-35-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-13-0x0000000006C50000-0x0000000006FA4000-memory.dmp

Filesize
3.3MB

Download
memory/4732-6-0x0000000000500000-0x0000000000508000-memory.dmp

Filesize
32KB

Download
memory/4732-5-0x000000007534E000-0x000000007534F000-memory.dmp

Filesize
4KB

Download
memory/4732-34-0x000000007534E000-0x000000007534F000-memory.dmp

Filesize
4KB

Download
memory/4732-47-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-7-0x0000000005560000-0x0000000005B04000-memory.dmp

Filesize
5.6MB

Download
memory/4732-8-0x0000000004F00000-0x0000000004F92000-memory.dmp

Filesize
584KB

Download
memory/4732-9-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4732-10-0x0000000006950000-0x00000000069FA000-memory.dmp

Filesize
680KB

Download
memory/4732-11-0x0000000006B30000-0x0000000006B42000-memory.dmp

Filesize
72KB

Download
memory/4732-12-0x0000000006C20000-0x0000000006C42000-memory.dmp

Filesize
136KB

Download
memory/4816-32-0x0000000007750000-0x0000000007DCA000-memory.dmp

Filesize
6.5MB

Download
memory/4816-17-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4816-16-0x0000000005310000-0x0000000005938000-memory.dmp

Filesize
6.2MB

Download
memory/4816-15-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4816-14-0x0000000002B60000-0x0000000002B96000-memory.dmp

Filesize
216KB

Download
memory/4816-18-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4816-20-0x0000000005AA0000-0x0000000005B06000-memory.dmp

Filesize
408KB

Download
memory/4816-19-0x0000000005940000-0x00000000059A6000-memory.dmp

Filesize
408KB

Download
memory/4816-30-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/4816-31-0x0000000006130000-0x000000000617C000-memory.dmp

Filesize
304KB

Download
memory/4816-36-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download
memory/4816-33-0x0000000006610000-0x000000000662A000-memory.dmp

Filesize
104KB

Download
memory/4816-40-0x0000000075340000-0x0000000075AF0000-memory.dmp

Filesize
7.7MB

Download