mydoom | bbfe279221c684c65833b2e7ca7b5faf0e64251aeb47f2912c9626a299e401db

General

Target

JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe
Size

28KB
MD5

7a4f09fea6e633da39f24f721f15e258
SHA1

5852cc2b7232ad019c7f1f133a4cc54c73b967ee
SHA256

bbfe279221c684c65833b2e7ca7b5faf0e64251aeb47f2912c9626a299e401db
SHA512

a354ab15072698e091e39736755da0fe6fa565ce32542e7bf7ce5c1e6c82903ca03e17b767417cb810461c5cff2743a166a7e27e15af0ae27e4033a847e32ffd
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFjZs:Dv8IRRdsxq1DjJcqfP

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2136-16-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2136-53-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2136-83-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2136-87-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2136-89-0x0000000000500000-0x0000000000510000-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
308	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_7a4f09fea6e633da39f24f721f15e258.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/2136-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2136-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0010000000018780-7.dat	upx
behavioral1/memory/308-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/308-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-53-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/308-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000800000001921f-72.dat	upx
behavioral1/memory/2136-83-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/308-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-87-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/308-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2136-89-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/308-90-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/308-95-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe
File created	C:\Windows\java.exe	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.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_7a4f09fea6e633da39f24f721f15e258.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 308	2136	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe	31
PID 2136 wrote to memory of 308	2136	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe	31
PID 2136 wrote to memory of 308	2136	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe	31
PID 2136 wrote to memory of 308	2136	JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a4f09fea6e633da39f24f721f15e258.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- 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:308

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\tmp8DC2.tmp

Filesize
28KB

MD5
97ec193972d7d91d5e77234b0e5819eb

SHA1
62ea23a7ada218709e4a2d9744703770f1816227

SHA256
90e2d5ebfe7c3ebed310c87a522d0148784e083144865c28336552662afbb149

SHA512
3374998dd285504bf1f51a2b7a8852b69e4c53fbe68ac031d038bf69cec79479e53544c7d9dd96ab79aa13d52061de3097fa382731d405ac3d833138a42655aa

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

Filesize
1KB

MD5
fcbc11d38c80de4e2ad8a8b29ca15ae6

SHA1
910dc865d751e99562437ca1cb56bddcdf0d85e9

SHA256
2e82bd97462459c950c4e6d8a52bf0f9a7b6d5c19239e3d537f7ebe765a860bd

SHA512
1b9dff70948ecd11e0826f5b4ca32c381a9eec810b68ba5a5a6f9845e0a3295055a2560ff6601ed6626ab67a325e3f5858eca497d4b368cfb14ac3d109ac6644

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/308-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-95-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-90-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/308-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2136-83-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2136-53-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2136-87-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2136-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2136-89-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2136-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2136-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads