c650cd35d36243f3952b8acc66f136ca815366f6ff5be577ff6126f3e5726c21

General

Target

JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
Size

15KB
MD5

8340a0f26a3d98a10bdd34d0d29b17a2
SHA1

6e4aec1957893b5ac41f681209a1fce0ecee4362
SHA256

c650cd35d36243f3952b8acc66f136ca815366f6ff5be577ff6126f3e5726c21
SHA512

2cf708c1c3dbada6f2e472dd45de6bed39981d1d0584361159a1fcb16afa093f652237c868437a9349e81f10178a15fa77713b441cbebfab07f50be327f72be5
SSDEEP

384:e90YG11IixjvZ0HBEWqZQc8wWehuV0xYTsW9M:G0YZHmPi7wzuV0aTsr

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2264	gth73338.exe

Loads dropped DLL 7 IoCs

pid	Process
1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
2264	gth73338.exe
2264	gth73338.exe
2264	gth73338.exe
2264	gth73338.exe
2264	gth73338.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\gth73338.exe	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
File created	C:\Windows\SysWOW64\mmsfc1.dll	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
File opened for modification	C:\Windows\SysWOW64\mmsfc1.dll	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
File created	C:\Windows\SysWOW64\ComRes.dll	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1880-1-0x0000000000400000-0x0000000000437000-memory.dmp	upx
behavioral1/memory/2264-20-0x0000000010000000-0x0000000010016000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\fOntS\gth73338.fon	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
File created	C:\Windows\fOntS\ComRes.dll	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
File created	C:\Windows\fOntS\gth73338.ttf	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe

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	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gth73338.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
2264	gth73338.exe
2264	gth73338.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2264	gth73338.exe
2264	gth73338.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 2264	1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe	31
PID 1880 wrote to memory of 2264	1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe	31
PID 1880 wrote to memory of 2264	1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe	31
PID 1880 wrote to memory of 2264	1880	JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Windows\SysWOW64\gth73338.exe
  C:\Windows\system32\gth73338.exe C:\Windows\fOntS\ComRes.dll ins C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8340a0f26a3d98a10bdd34d0d29b17a2.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\fOntS\ComRes.dll

Filesize
156KB

MD5
615d4a31846add4208fc9e861e615954

SHA1
80d5324d7d1aacf800efd008b2f23d59531ff5e3

SHA256
097747eb5f1ccd26f2702c00f203e8c34bd9f7b914edcc02ccabf4538e8aaf07

SHA512
9648c3b0c82295ed2a6db8c2562e24b9f52c4861e0df76273b8fa93581d9d5c2a189a0a73ab7209bb039c489ec0b9274b0833b7f5d57a859bc69656c0a4966c4

Download Submit
C:\Windows\fOntS\gth73338.fon

Filesize
1KB

MD5
55d1cf3e9ac3a51020aaa081754fcc6f

SHA1
b869d33cf06812bf5569e33e804c449931266b2d

SHA256
4680b4f11e0347172cc786202ea89a98a93c525901d3fe21591350e1edc8877d

SHA512
9eea319383fd5dc5c778abf293c1442b34bd2bc867f6f3d9590d537d5c32ba3e38537f9bdbb27e0f0d22ed25cb6e8a377db86aa334582abc76bb8a74e9bfb1b7

Download Submit
C:\Windows\fOntS\gth73338.ttf

Filesize
28KB

MD5
d9a85aab18628680a9b6e4e7df406450

SHA1
a6833a929892a3c83163d24e43e9bbc738b70de6

SHA256
85fb0977242849aa1065b0c875b5b9dc56826bb02018e08ae53ad9be196d9620

SHA512
d59b29dbbfa7282afbfc3012743c6e1951e19468498090aafab3bb5ef12de6a1893071cf0bc06467edc9da3c17897546089d09cc3b5d968f1cd0635d1dd4d2bb

Download Submit
\Windows\SysWOW64\gth73338.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Windows\SysWOW64\mmsfc1.dll

Filesize
40KB

MD5
84799328d87b3091a3bdd251e1ad31f9

SHA1
64dbbe8210049f4d762de22525a7fe4313bf99d0

SHA256
f85521215924388830dbb13580688db70b46af4c7d82d549d09086438f8d237b

SHA512
0a9401c9c687f0edca01258c7920596408934caa21e5392dbaefc222c5c021255a40ec7c114a805cdb7f5a6153ec9fa9592edcc9e45406ce5612aa4e3da6a2c4

Download Submit
memory/1880-1-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2264-15-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download
memory/2264-21-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download
memory/2264-20-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download
memory/2264-25-0x00000000000B0000-0x00000000000BE000-memory.dmp

Filesize
56KB

Download
memory/2264-26-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download

Analysis

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