mydoom | 4099583aa3fb4c142130fa8ceb460b82c06f64a2eaa5edd7c0c9d665067aec01

General

Target

JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe
Size

28KB
MD5

78fdfb371ec8a4991d14547345742e68
SHA1

7e6d26b559f98a754c60e7e7497b4cbb6a476dfd
SHA256

4099583aa3fb4c142130fa8ceb460b82c06f64a2eaa5edd7c0c9d665067aec01
SHA512

c49f1f811f5bd50f38fde8f1596415d5e9899e90c10c0b87bf3dde83f94070645edbe308707f7ba1bef7881bca1628d1868a43aeef1229f3cf12225b18487479
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNbZyXs:Dv8IRRdsxq1DjJcqfFs

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral2/memory/2556-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/2556-49-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/2556-51-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/2556-134-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/2556-168-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/2556-175-0x0000000000500000-0x0000000000510000-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
4784	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_78fdfb371ec8a4991d14547345742e68.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
behavioral2/memory/2556-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x000b000000023b6d-4.dat	upx
behavioral2/memory/4784-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4784-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-49-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4784-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-51-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4784-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-63.dat	upx
behavioral2/memory/2556-134-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4784-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-168-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4784-169-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-171-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2556-175-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4784-176-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe
File created	C:\Windows\java.exe	JaffaCakes118_78fdfb371ec8a4991d14547345742e68.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_78fdfb371ec8a4991d14547345742e68.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 4784	2556	JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe	83
PID 2556 wrote to memory of 4784	2556	JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe	83
PID 2556 wrote to memory of 4784	2556	JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78fdfb371ec8a4991d14547345742e68.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2556
- 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:4784

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GRYMSCZU\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Q8uxo.log

Filesize
1KB

MD5
b6be0305f6b6a45edbdc2c5bbcfbc07d

SHA1
26c0a0497bd1224bd303a41105cba6eda1fccee4

SHA256
8d4fadd2f572ed1f465e24b1861b5b59074874c9b00316a862b3fcb0e994cf8d

SHA512
cecc40c2252e29d5ae17a1f8bb35460d108b4f8e0bb16185b4d0efb53ca5faf490a746a16972322f0ae6c19995842ebf048e2c6284dd3e8c78bbaeaa8e963beb

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2831.tmp

Filesize
28KB

MD5
78fdfb371ec8a4991d14547345742e68

SHA1
7e6d26b559f98a754c60e7e7497b4cbb6a476dfd

SHA256
4099583aa3fb4c142130fa8ceb460b82c06f64a2eaa5edd7c0c9d665067aec01

SHA512
c49f1f811f5bd50f38fde8f1596415d5e9899e90c10c0b87bf3dde83f94070645edbe308707f7ba1bef7881bca1628d1868a43aeef1229f3cf12225b18487479

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

Filesize
1KB

MD5
aafa82c75c0a039d4357d47a7216ae0c

SHA1
465e0b297939b9ebd3daf3c79752b47e9df7bfd4

SHA256
203383e594d735f75b6ff0981412016608ac79d58685c8e94bf8bfa04f8c1e63

SHA512
0a57b816ba84824352b10ee77da2bfbce90b708467fbc00de51b63bed34783137c1673e5c03f84db03e78090b2c70bdb48d672816da677603eec52f8b2ec95c5

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

Filesize
1KB

MD5
0d32cdf7df4244045d57d1512eb58e60

SHA1
32890caad8e09f2464bbb7a51d37141cd91dbfbb

SHA256
8a5ece91d1b9e55d832a64f4e05d1a9b74dbe02c1b316f4e14b4e5ce8dce6eb1

SHA512
a63534b3e7ada2298e33e610ffd36837bc4b098125b6ce463f99a6ed994bd3277ac77fb6e91be7bad3e08cfc511b2008fa285868b2877dabb89203b24de30c70

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

Filesize
1KB

MD5
4b9597d237e073e52b6fe36f4c726f43

SHA1
cc5facb8352e1491c09651c266b31ba872f95ec3

SHA256
db71b5ba61acfc0d964b12ce149327d6675ba1c469f84c4ac1a99f1e2be7189c

SHA512
937ad73a9751022a5eb8ff4f7ae77d34df9b2fac07bad8b3a9f54696aaf76cbe604183c99f346754e79140b5ecf6acf6c7fed7a9037cc0199e52b6c47ed40031

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2556-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2556-134-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2556-168-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2556-175-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2556-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2556-49-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2556-51-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4784-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-169-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-171-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-176-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads