mydoom | 4732048434bbba893121cf09d72cd979959a62d2f766745d409c14cc4bbce54a

General

Target

JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe
Size

28KB
MD5

7be3b9a224050c24330c592e935211ff
SHA1

eb0cb7ac6e6fac6077f1de3c9eb8c2077e87dcb4
SHA256

4732048434bbba893121cf09d72cd979959a62d2f766745d409c14cc4bbce54a
SHA512

9d1d27e9e120e6f1ec156429e827f3cd8a5db2d684c3ad33c363bf4120f1085a2eaf414dbbabebf40f5f9d91df21c3f95079e934ab487a77d587b13e1509c2d4
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNDRNsO6:Dv8IRRdsxq1DjJcqfe/sO6

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2380-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2380-55-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2380-78-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2380-80-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2380-85-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2248	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2380-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2380-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0009000000016d5e-9.dat	upx
behavioral1/memory/2248-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2248-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-55-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2248-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-71.dat	upx
behavioral1/memory/2380-78-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2248-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2380-80-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2380-85-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2248-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe
File created	C:\Windows\java.exe	JaffaCakes118_7be3b9a224050c24330c592e935211ff.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_7be3b9a224050c24330c592e935211ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2248	2380	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe	31
PID 2380 wrote to memory of 2248	2380	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe	31
PID 2380 wrote to memory of 2248	2380	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe	31
PID 2380 wrote to memory of 2248	2380	JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be3b9a224050c24330c592e935211ff.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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:\Users\Admin\AppData\Local\Temp\tmp91F5.tmp

Filesize
28KB

MD5
17a77c54f3f1c1a9b176d0e46b7080e8

SHA1
391a644760f570fabc022d26fdd0ec11870c3173

SHA256
d21cfc581b415dfbe7a2230270cd7538694e71103b6f5a232f141ecc21689d84

SHA512
a550290986e97adb0236ea9c6542d207b8821b9276a6292e832a6f2a6d625db86a062086f933c35887ea32eb8cde6c573d5c74238677d7598c325b1d01b0f983

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
d25580d781dbd6b4925b5a8ed3977cf3

SHA1
cbc7f87c8f25b41e87611926f88939bae4845f8e

SHA256
dbea73202bf75757d7f8d8579c9bed31914ceb69e478218fa11f6378b6fd2b0c

SHA512
f41db54020182d83849173ccdd1860ad333ea4cc86631412c7080de3d225fbc33b62832c5ece1c7eb7d4f64204391d1894fb73c92cb034a2c573b4a0ab28dc68

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2248-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2380-55-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2380-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2380-78-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2380-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2380-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2380-80-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2380-85-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2380-17-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads