mydoom | 39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458

General

Target

39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe
Size

29KB
MD5

94a5b85fb5cd17ef69927d0a8a76f5c0
SHA1

253672d68c0dbea1dc539ed04ca36fe400316244
SHA256

39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458
SHA512

b6bc004dc82fccf501f4708faf1da7d02ab960c122f8b4e303f28ecc8db997d3f7b9c0c39f4e3e177c0612d485cf40cccf034be66657c4b4ed0c0030340a593b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/D:AEwVs+0jNDY1qi/q7

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/1700-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-104-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-131-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-138-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-162-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-198-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1700-230-0x0000000000500000-0x0000000000510200-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
3340	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"	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1700-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023cad-4.dat	upx
behavioral2/memory/3340-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3340-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3340-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3340-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023ccb-41.dat	upx
behavioral2/memory/1700-104-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-105-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-131-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-132-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3340-134-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-138-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-139-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-162-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-163-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-198-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-199-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1700-230-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3340-231-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe
File created	C:\Windows\services.exe	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe
File opened for modification	C:\Windows\java.exe	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.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	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 3340	1700	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe	83
PID 1700 wrote to memory of 3340	1700	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe	83
PID 1700 wrote to memory of 3340	1700	39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe	83

C:\Users\Admin\AppData\Local\Temp\39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe
"C:\Users\Admin\AppData\Local\Temp\39b1256136ebf5111b2bf741d09999be252644f74e4046c43c4521f8308e2458N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700
- 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:3340

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\Microsoft\Windows\INetCache\IE\8R55UT9S\default[2].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YB8IB6GH\default[2].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5B4C.tmp

Filesize
29KB

MD5
7925a7ae30395a79a4a33ca1934079b0

SHA1
b6d84e88cd2adb2e4b759d621226bee147d3063b

SHA256
69ae49ef348a66d69e94cd594e737d2bf8359fdd65c5d39e39f482c32936d92a

SHA512
5dc39dcfd409ef01dcfeb67380ba7a8cb4ae464514cd19c1ead92ad75fdb1e90c5c71600ccf9966392519b72008c73f64657e02aa5dfa20477f574255bddf0e3

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

Filesize
320B

MD5
90d16f96a9d54a2ac05ad98308fb7811

SHA1
b07558ebe296ab9ce44d9cbadb6d91a79dd6a653

SHA256
af248dc85bc942690e722f7f1c68df5cc7d17bae52ea1a4558d6bf8a4d21f1d1

SHA512
6c64133f32b4a0c47e6c820462902d3ef80d5a5ed6aa791044b66be20db75765e6f65ee81b035256b9cac2624b2c895f10327fc02842829014bbe965e0d91468

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

Filesize
320B

MD5
287f5697d5addca625cac9a4c1a49ceb

SHA1
c420bcc35bb9cdbaba4dc9de7f9088f98cfd7f1a

SHA256
eccd3e03db917d3c1a2cd4b3c8e28f0155f2d46d473efb9219c30e6722398674

SHA512
3d9ca351c8951291c4d3512b53c814c24dfe7c9a02e118c01474a1adba78090e79643281d818af9b5d9dc81719ba1dda11aa9921420aa0b803e5b32124ccd3f1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1700-104-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-138-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-230-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-198-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-162-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1700-131-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3340-163-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-134-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-105-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-132-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-199-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-231-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3340-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads