mydoom | 3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d

General

Target

3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe
Size

29KB
MD5

49dec3823830b5708d561c08caa29333
SHA1

430b28e33b6c42c29fed13dabd5f5cbd8568f52f
SHA256

3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d
SHA512

b656f6f6314c125b3747283b4b0c512135146ee9cb88be37f6bc6a0f757b0f31c0f61beff4ac66f7c412ed30083109f1873ac268abc57c312df418cf9339e959
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Jhv:AEwVs+0jNDY1qi/qh9

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/1488-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1488-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1488-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1488-142-0x0000000000500000-0x0000000000510200-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
3144	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"	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1488-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b6d-4.dat	upx
behavioral2/memory/3144-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1488-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3144-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3144-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1488-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3144-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1488-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3144-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-62.dat	upx
behavioral2/memory/1488-142-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3144-149-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe
File opened for modification	C:\Windows\java.exe	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe
File created	C:\Windows\java.exe	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.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	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 3144	1488	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe	83
PID 1488 wrote to memory of 3144	1488	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe	83
PID 1488 wrote to memory of 3144	1488	3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe	83

C:\Users\Admin\AppData\Local\Temp\3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe
"C:\Users\Admin\AppData\Local\Temp\3cd544c0fb7e346a300b96ae1513ccea6b7a4fee3b2c8b45053caaa73d7d048d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1488
- 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:3144

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\Microsoft\Windows\INetCache\IE\321WJBEQ\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2822.tmp

Filesize
29KB

MD5
9e9e042f571629b74feabd52ad631b96

SHA1
fa3265769fd91e63c3819261fd1f85cef355bcb1

SHA256
0444b570e33355f76802a57888f5471e632aeb345c83ff81b55896361fd49679

SHA512
c8b990df6d9c78267024f1b139cf0d3c388a680ef760267ad044351596e9339946f5847e8e3e80643bfa8bc3175bbe39468d74c2b9cac92fb519a83835d14e71

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

Filesize
320B

MD5
e33ddba4e88ea66addf7c6fac75b515d

SHA1
5ecc853db4a50abb8ff5ab4a938da3a63e97ce84

SHA256
782ae6bd285dad63556fea58599852e9ffe6145218588d43b9e992c8332f65b4

SHA512
215bbdc047693e70102bf397e1516ef4a22f17b42561fb90b3ec01d7ca8161e3aed0f3aef66bcd8ff3a09ecd542ab03c2e8f179594a032ce93ded4782e15830b

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

Filesize
320B

MD5
f303c622b8f3c9516aace7127f348cca

SHA1
2ea6ca052d59809ce54ba46d948cc7220b679255

SHA256
b7d366b629d5351d228ae5916bfa9483b643d2844931bfd8c95d324bc93c346a

SHA512
dbbed4b9056e1cbc417f9636ea7a94a08a809a54a5981fd8e5fa1aaf25229e53273e75588dcd377f85ae03c07158b98d41aa3defabaf8e1bbb5ed35537ae9089

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1488-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1488-142-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1488-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1488-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1488-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3144-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3144-149-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads