mydoom | 234d54ec8786f9acf7027ff9e30e38d6f688672a85094a1dd1bc1cc18a5b6291

General

Target

c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe
Size

40KB
MD5

c8c15b8c239cba96a49b3b5b72bedf4a
SHA1

33042ee02f6b3fc82940a9787f02c32939b0a787
SHA256

234d54ec8786f9acf7027ff9e30e38d6f688672a85094a1dd1bc1cc18a5b6291
SHA512

b06a534516f7463e9319ec36df0b5bd50e8e8c72c4ee62818ffb06cffc671e2c7cea540a14e53d63160f24869e0da513c60d897794b6f06b24a0062dd5268afb
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtH58:aqk/Zdic/qjh8w19JDH58

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral1/memory/3068-0-0x0000000000500000-0x000000000050D000-memory.dmp	family_mydoom
behavioral1/files/0x0005000000004ed7-51.dat	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
1240	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3068-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000015d10-7.dat	upx
behavioral1/memory/1240-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-59-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1240-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx

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"	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe
File created	C:\Windows\services.exe	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.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	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 1240	3068	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe	28
PID 3068 wrote to memory of 1240	3068	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe	28
PID 3068 wrote to memory of 1240	3068	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe	28
PID 3068 wrote to memory of 1240	3068	c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8c15b8c239cba96a49b3b5b72bedf4a_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- 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:1240

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1F94.tmp

Filesize
40KB

MD5
da9adb26ef77ee77f334914eb479bc7e

SHA1
7f34155b8d626f76fb1c9d9038a6a951c2d7e753

SHA256
cd2d4e92bfe412e3d4809a3256e9e3a224085ca1f95c51f8b4a9eb3a879b90ea

SHA512
baa5ec2e0835d04a9f193dfcc4bec2d8fd4a5c872dae61ce3d98d2001190dc111f7814e3406769ab4c8eea25cd92e31757df010fc3ca928d4feeed7adbcc7227

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

Filesize
1KB

MD5
23b1c1634600d43105dedc457e378c72

SHA1
ff6f4638ee7ba81e0d46300b955a930da54103c4

SHA256
92434b7c425301abf681c9054d11c6f67b7cb58711538900c65b2ec5e1b44cf3

SHA512
0df24e841077050acae8cd07f8cafa7c09a43958f7219b4bd3ba0ea3824a073bab08d518d1f284bf62cf759cc05b56cbd889d0cd2e94ed8c827d8f1d5cb11433

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1240-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1240-59-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download
memory/3068-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3068-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads