28b7e3595512cd3dcab0153907b3f318d062efa59f0cbfb80d0212c7e4e8ce15

Analysis

max time kernel
136s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 22:58

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General

Target

f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe
Size

422KB
MD5

f6c1ac8f3c9d3b2f3ae2658a01918bff
SHA1

6f42164711fcc6bad9ec2d984132f11f2a2fd148
SHA256

28b7e3595512cd3dcab0153907b3f318d062efa59f0cbfb80d0212c7e4e8ce15
SHA512

5ac7e498675ad147cd4ae81b1484d8c7571eac1dcd2b7312d991ee45f15aab69acafdc6814eac91e1721c0144324dfd3d728dd0afbdd3b00e12efd5e7fdad3a6
SSDEEP

12288:7b2/pTtDN26J9yS4QiTLwLOC1ojBuzolNQ+AWK:G0y9yS4QAwLOFjIENQ+C

Score

7^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000c00000002341e-5.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1500	Server.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Server.exe	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Server.exe	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\W_Server.dll	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Server.exe	Server.exe
File created	C:\Windows\SysWOW64\Deleteme.bat	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3684	1580	WerFault.exe	89
3280	1500	WerFault.exe	94

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 4068	1580	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe	97
PID 1580 wrote to memory of 4068	1580	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe	97
PID 1580 wrote to memory of 4068	1580	f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe	97

C:\Users\Admin\AppData\Local\Temp\f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6c1ac8f3c9d3b2f3ae2658a01918bff_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1580 -s 376
  2⤵
  - Program crash
  PID:3684
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\Deleteme.bat
  2⤵
  PID:4068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1580 -ip 1580
1⤵
PID:3068

C:\Windows\SysWOW64\Server.exe
C:\Windows\SysWOW64\Server.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:1500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 372
  2⤵
  - Program crash
  PID:3280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1500 -ip 1500
1⤵
PID:4104

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Deleteme.bat

Filesize
212B

MD5
55da017ae1aef50d23ef817393a76458

SHA1
30b376cd73bc0f2affd1882fd436c48833e8d6fc

SHA256
5b1b5ccdf9c4c71df935c86497a62539771bed86e79ba1c3aadc4ffbbd1d08d1

SHA512
bac9f100472e37137560b72a354f7ceb97e41baa860a9e5d69112b9c954fc8579fd27cb3de18b7f6f699bfee40e781db2ee83cba5570d866afbfa1c6f654652a

Download Submit
C:\Windows\SysWOW64\Server.exe

Filesize
422KB

MD5
f6c1ac8f3c9d3b2f3ae2658a01918bff

SHA1
6f42164711fcc6bad9ec2d984132f11f2a2fd148

SHA256
28b7e3595512cd3dcab0153907b3f318d062efa59f0cbfb80d0212c7e4e8ce15

SHA512
5ac7e498675ad147cd4ae81b1484d8c7571eac1dcd2b7312d991ee45f15aab69acafdc6814eac91e1721c0144324dfd3d728dd0afbdd3b00e12efd5e7fdad3a6

Download Submit
memory/1500-59-0x0000000000A50000-0x0000000000AA4000-memory.dmp

Filesize
336KB

Download
memory/1500-61-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

Filesize
4KB

Download
memory/1500-60-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1500-62-0x0000000000A50000-0x0000000000AA4000-memory.dmp

Filesize
336KB

Download
memory/1500-71-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

Filesize
4KB

Download
memory/1580-31-0x0000000003380000-0x0000000003381000-memory.dmp

Filesize
4KB

Download
memory/1580-44-0x0000000003570000-0x0000000003571000-memory.dmp

Filesize
4KB

Download
memory/1580-8-0x00000000022D0000-0x00000000022D1000-memory.dmp

Filesize
4KB

Download
memory/1580-9-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/1580-36-0x00000000034F0000-0x00000000034F1000-memory.dmp

Filesize
4KB

Download
memory/1580-11-0x0000000002370000-0x0000000002371000-memory.dmp

Filesize
4KB

Download
memory/1580-13-0x00000000032D0000-0x00000000032D1000-memory.dmp

Filesize
4KB

Download
memory/1580-12-0x00000000022F0000-0x00000000022F1000-memory.dmp

Filesize
4KB

Download
memory/1580-14-0x00000000032C0000-0x00000000032C2000-memory.dmp

Filesize
8KB

Download
memory/1580-15-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/1580-16-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download
memory/1580-17-0x0000000002380000-0x0000000002381000-memory.dmp

Filesize
4KB

Download
memory/1580-18-0x00000000020A0000-0x00000000020A1000-memory.dmp

Filesize
4KB

Download
memory/1580-19-0x00000000020B0000-0x00000000020B1000-memory.dmp

Filesize
4KB

Download
memory/1580-20-0x00000000032E0000-0x00000000032E1000-memory.dmp

Filesize
4KB

Download
memory/1580-21-0x00000000024E0000-0x00000000024E1000-memory.dmp

Filesize
4KB

Download
memory/1580-22-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/1580-23-0x0000000002640000-0x0000000002641000-memory.dmp

Filesize
4KB

Download
memory/1580-24-0x0000000003330000-0x0000000003331000-memory.dmp

Filesize
4KB

Download
memory/1580-25-0x0000000003320000-0x0000000003321000-memory.dmp

Filesize
4KB

Download
memory/1580-26-0x0000000003350000-0x0000000003351000-memory.dmp

Filesize
4KB

Download
memory/1580-27-0x0000000003340000-0x0000000003341000-memory.dmp

Filesize
4KB

Download
memory/1580-28-0x0000000003370000-0x0000000003371000-memory.dmp

Filesize
4KB

Download
memory/1580-29-0x0000000003360000-0x0000000003361000-memory.dmp

Filesize
4KB

Download
memory/1580-30-0x0000000003390000-0x0000000003391000-memory.dmp

Filesize
4KB

Download
memory/1580-4-0x0000000002360000-0x0000000002361000-memory.dmp

Filesize
4KB

Download
memory/1580-32-0x00000000033B0000-0x00000000033B1000-memory.dmp

Filesize
4KB

Download
memory/1580-34-0x00000000033D0000-0x00000000033D1000-memory.dmp

Filesize
4KB

Download
memory/1580-6-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/1580-33-0x00000000033A0000-0x00000000033A1000-memory.dmp

Filesize
4KB

Download
memory/1580-10-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/1580-37-0x00000000034E0000-0x00000000034E1000-memory.dmp

Filesize
4KB

Download
memory/1580-39-0x0000000003500000-0x0000000003501000-memory.dmp

Filesize
4KB

Download
memory/1580-38-0x0000000003510000-0x0000000003511000-memory.dmp

Filesize
4KB

Download
memory/1580-41-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/1580-40-0x0000000003530000-0x0000000003531000-memory.dmp

Filesize
4KB

Download
memory/1580-43-0x0000000003540000-0x0000000003541000-memory.dmp

Filesize
4KB

Download
memory/1580-42-0x0000000003550000-0x0000000003551000-memory.dmp

Filesize
4KB

Download
memory/1580-45-0x0000000003560000-0x0000000003561000-memory.dmp

Filesize
4KB

Download
memory/1580-35-0x00000000033C0000-0x00000000033C1000-memory.dmp

Filesize
4KB

Download
memory/1580-46-0x0000000003590000-0x0000000003591000-memory.dmp

Filesize
4KB

Download
memory/1580-47-0x0000000003580000-0x0000000003581000-memory.dmp

Filesize
4KB

Download
memory/1580-49-0x00000000035A0000-0x00000000035A1000-memory.dmp

Filesize
4KB

Download
memory/1580-48-0x00000000035B0000-0x00000000035B1000-memory.dmp

Filesize
4KB

Download
memory/1580-50-0x00000000035D0000-0x00000000035D1000-memory.dmp

Filesize
4KB

Download
memory/1580-51-0x00000000035C0000-0x00000000035C1000-memory.dmp

Filesize
4KB

Download
memory/1580-52-0x00000000035F0000-0x00000000035F1000-memory.dmp

Filesize
4KB

Download
memory/1580-53-0x00000000035E0000-0x00000000035E1000-memory.dmp

Filesize
4KB

Download
memory/1580-55-0x0000000003600000-0x0000000003601000-memory.dmp

Filesize
4KB

Download
memory/1580-54-0x0000000003610000-0x0000000003611000-memory.dmp

Filesize
4KB

Download
memory/1580-56-0x0000000003630000-0x0000000003631000-memory.dmp

Filesize
4KB

Download
memory/1580-57-0x0000000003620000-0x0000000003621000-memory.dmp

Filesize
4KB

Download
memory/1580-58-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/1580-63-0x0000000003650000-0x0000000003651000-memory.dmp

Filesize
4KB

Download
memory/1580-67-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1580-66-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/1580-69-0x0000000002100000-0x0000000002154000-memory.dmp

Filesize
336KB

Download
memory/1580-68-0x0000000003670000-0x0000000003671000-memory.dmp

Filesize
4KB

Download
memory/1580-3-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/1580-0-0x0000000002100000-0x0000000002154000-memory.dmp

Filesize
336KB

Download