d96e3854f3d6cd7a7a5108cc6f0ce82f414b692ce36c31b94c8fd2f3e188beff

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 08:48

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General

Target

d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
Size

246KB
MD5

d5fb865a6bf74142d6ec60555093cc78
SHA1

c05a0367c48ee22cbbd85ea159efcf923602d5ab
SHA256

d96e3854f3d6cd7a7a5108cc6f0ce82f414b692ce36c31b94c8fd2f3e188beff
SHA512

52bdec9cd7d6d5600991013f8291afe32ba4a3527b736ee1b7c690264f3a55307cde9fa409e1af9e6da9666d1bfd2ce49df6671246ea53bc54b8dda1b701e9db
SSDEEP

6144:2/DWunG/aOyqC2yqFstzIDl+a7GyGPMG8ufQ:L0GCPqNEVMjd

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2068	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1660	yryv.exe
2888	yryv.exe

Loads dropped DLL 2 IoCs

pid	Process
3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.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\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Aslyeg = "C:\\Users\\Admin\\AppData\\Roaming\\Afamem\\yryv.exe"	yryv.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3052 set thread context of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 1660 set thread context of 2888	1660	yryv.exe	32

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	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yryv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yryv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe
2888	yryv.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
Token: SeSecurityPrivilege	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3052 wrote to memory of 3060	3052	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	30
PID 3060 wrote to memory of 1660	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	31
PID 3060 wrote to memory of 1660	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	31
PID 3060 wrote to memory of 1660	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	31
PID 3060 wrote to memory of 1660	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	31
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 1660 wrote to memory of 2888	1660	yryv.exe	32
PID 3060 wrote to memory of 2068	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	33
PID 3060 wrote to memory of 2068	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	33
PID 3060 wrote to memory of 2068	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	33
PID 3060 wrote to memory of 2068	3060	d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe	33
PID 2888 wrote to memory of 1112	2888	yryv.exe	19
PID 2888 wrote to memory of 1112	2888	yryv.exe	19
PID 2888 wrote to memory of 1112	2888	yryv.exe	19
PID 2888 wrote to memory of 1112	2888	yryv.exe	19
PID 2888 wrote to memory of 1112	2888	yryv.exe	19
PID 2888 wrote to memory of 1156	2888	yryv.exe	20
PID 2888 wrote to memory of 1156	2888	yryv.exe	20
PID 2888 wrote to memory of 1156	2888	yryv.exe	20
PID 2888 wrote to memory of 1156	2888	yryv.exe	20
PID 2888 wrote to memory of 1156	2888	yryv.exe	20
PID 2888 wrote to memory of 1192	2888	yryv.exe	21
PID 2888 wrote to memory of 1192	2888	yryv.exe	21
PID 2888 wrote to memory of 1192	2888	yryv.exe	21
PID 2888 wrote to memory of 1192	2888	yryv.exe	21
PID 2888 wrote to memory of 1192	2888	yryv.exe	21
PID 2888 wrote to memory of 1600	2888	yryv.exe	25
PID 2888 wrote to memory of 1600	2888	yryv.exe	25
PID 2888 wrote to memory of 1600	2888	yryv.exe	25
PID 2888 wrote to memory of 1600	2888	yryv.exe	25
PID 2888 wrote to memory of 1600	2888	yryv.exe	25
PID 2888 wrote to memory of 2068	2888	yryv.exe	33
PID 2888 wrote to memory of 2068	2888	yryv.exe	33
PID 2888 wrote to memory of 2068	2888	yryv.exe	33
PID 2888 wrote to memory of 2068	2888	yryv.exe	33
PID 2888 wrote to memory of 2068	2888	yryv.exe	33
PID 2888 wrote to memory of 2808	2888	yryv.exe	35
PID 2888 wrote to memory of 2808	2888	yryv.exe	35
PID 2888 wrote to memory of 2808	2888	yryv.exe	35
PID 2888 wrote to memory of 2808	2888	yryv.exe	35
PID 2888 wrote to memory of 2808	2888	yryv.exe	35
PID 2888 wrote to memory of 2028	2888	yryv.exe	36
PID 2888 wrote to memory of 2028	2888	yryv.exe	36
PID 2888 wrote to memory of 2028	2888	yryv.exe	36
PID 2888 wrote to memory of 2028	2888	yryv.exe	36
PID 2888 wrote to memory of 2028	2888	yryv.exe	36
PID 2888 wrote to memory of 656	2888	yryv.exe	38
PID 2888 wrote to memory of 656	2888	yryv.exe	38
PID 2888 wrote to memory of 656	2888	yryv.exe	38

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Users\Admin\AppData\Local\Temp\d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d5fb865a6bf74142d6ec60555093cc78_JaffaCakes118.exe"
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3060
  - - C:\Users\Admin\AppData\Roaming\Afamem\yryv.exe
      "C:\Users\Admin\AppData\Roaming\Afamem\yryv.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1660
    - - C:\Users\Admin\AppData\Roaming\Afamem\yryv.exe
        
        "C:\Users\Admin\AppData\Roaming\Afamem\yryv.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2888
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp9896e053.bat"
      4⤵
      Deletes itself
      System Location Discovery: System Language Discovery
      PID:2068

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1600

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2808

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2028

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:656

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:3036

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2320

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9896e053.bat

Filesize
271B

MD5
c07ee9b1d1d34e360d5c32786782c55c

SHA1
852f0fd9eed4af3aece4d349f8eacca3fbd889e6

SHA256
f3d6bbfdf387f78a9e0f45d308e06b9a0c691d69c1f0b39a0639cab3978ffae2

SHA512
fad8ff2b06bd60c2cba75e08276acfb973a12e4db433b62dac2a4b535515e196daf24de990dd8330fe52b753037ad16aa855410256f5d97996c48485b0fb8a28

Download Submit
\Users\Admin\AppData\Roaming\Afamem\yryv.exe

Filesize
246KB

MD5
39b3b7de8d778baed613dd322180817a

SHA1
bd63de6f44242d5a274675713326a76e9cc73f5f

SHA256
927d05169eede02d0d28c5017b833d7f60c238c7242b8bc924b30fa0fdd923d0

SHA512
bc11780ad2f8148b975026199dad5dd22761eecebd4aef29d48c56a7efdc16afdec6a75f63632cf81c49abc5a0e1f8212c94d278fe5c8279721ac1d868a905f9

Download Submit
memory/1112-74-0x0000000000440000-0x000000000047B000-memory.dmp

Filesize
236KB

Download
memory/1112-76-0x0000000000440000-0x000000000047B000-memory.dmp

Filesize
236KB

Download
memory/1112-70-0x0000000000440000-0x000000000047B000-memory.dmp

Filesize
236KB

Download
memory/1112-72-0x0000000000440000-0x000000000047B000-memory.dmp

Filesize
236KB

Download
memory/1156-84-0x0000000001F90000-0x0000000001FCB000-memory.dmp

Filesize
236KB

Download
memory/1156-82-0x0000000001F90000-0x0000000001FCB000-memory.dmp

Filesize
236KB

Download
memory/1156-80-0x0000000001F90000-0x0000000001FCB000-memory.dmp

Filesize
236KB

Download
memory/1660-52-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2888-61-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2888-67-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2888-65-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2888-132-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3052-0-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/3052-13-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/3060-15-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-17-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/3060-32-0x0000000000440000-0x0000000000483000-memory.dmp

Filesize
268KB

Download
memory/3060-26-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-58-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-27-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-21-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/3060-23-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-19-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-25-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-16-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-3-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-5-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-7-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3060-11-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3060-1-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download