c91dd281de62043b450a2345a32d483556f157145a4911f277d45e03c9068853

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 19:33

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General

Target

fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe
Size

93KB
MD5

fac79714a36221b08cbd023a8bcd68af
SHA1

4884b01d356999648699bc3cc387cc63c58cc393
SHA256

c91dd281de62043b450a2345a32d483556f157145a4911f277d45e03c9068853
SHA512

73863f723b2422776d58e53d5036f5d86418433b61167d11dea283d659a11c7fbe833ae61fb5cc8b7ea79e1ed7b3566a18fc1f9ffc7d5ccefc346cae2828a17c
SSDEEP

1536:T3cpyORJLuB4P4AJJVa3PUKhZJYUEZecNtJgJSxk07ilZrmo+8FPEyVFNn:T3c1fP4AJJV+UKhZJYBZxvJgJF07YLrR

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2096	Au_.exe

Loads dropped DLL 8 IoCs

pid	Process
2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe

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 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	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0007000000017553-2.dat	nsis_installer_1
behavioral1/files/0x0007000000017553-2.dat	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe
2096	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2096	2108	fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fac79714a36221b08cbd023a8bcd68af_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsj88D1.tmp\FindProcDLL.dll

Filesize
31KB

MD5
83cd62eab980e3d64c131799608c8371

SHA1
5b57a6842a154997e31fab573c5754b358f5dd1c

SHA256
a6122e80f1c51dc72770b4f56c7c482f7a9571143fbf83b19c4d141d0cb19294

SHA512
91cfbcc125600ec341f5571dcf1e4a814cf7673f82cf42f32155bd54791bbf32619f2bb14ae871d7996e9ddecdfcc5db40caa0979d6dfba3e73cfe8e69c163c9

Download Submit
\Users\Admin\AppData\Local\Temp\nsj88D1.tmp\KillProcDLL.dll

Filesize
32KB

MD5
83142eac84475f4ca889c73f10d9c179

SHA1
dbe43c0de8ef881466bd74861b2e5b17598b5ce8

SHA256
ae2f1658656e554f37e6eac896475a3862841a18ffc6fad2754e2d3525770729

SHA512
1c66eab21f0c9e0b99ecc3844516a6978f52e0c7f489405a427532ecbe78947c37dac5b4c8b722cc8bc1edfb74ba4824519d56099e587e754e5c668701e83bd1

Download Submit
\Users\Admin\AppData\Local\Temp\nsj88D1.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
93KB

MD5
fac79714a36221b08cbd023a8bcd68af

SHA1
4884b01d356999648699bc3cc387cc63c58cc393

SHA256
c91dd281de62043b450a2345a32d483556f157145a4911f277d45e03c9068853

SHA512
73863f723b2422776d58e53d5036f5d86418433b61167d11dea283d659a11c7fbe833ae61fb5cc8b7ea79e1ed7b3566a18fc1f9ffc7d5ccefc346cae2828a17c

Download Submit
memory/2096-20-0x0000000000300000-0x000000000030B000-memory.dmp

Filesize
44KB

Download
memory/2096-32-0x00000000003F0000-0x00000000003FB000-memory.dmp

Filesize
44KB

Download