mydoom | 4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c

General

Target

4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe
Size

29KB
MD5

d994173edc972bb6a8d5f347b0d1d8b8
SHA1

b7ba4a2a91c70bf1a17a284746f2fb55d76e2a4a
SHA256

4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c
SHA512

12265307311e1cc736a483a204b2617d784f75fe3ee0e77cc13b54c67ff051e76cd889e87c9542357f9aa5aab596b5acf01ea670304342cb295379bb97267856
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/AhQ:AEwVs+0jNDY1qi/qoG

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/1340-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1340-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1340-113-0x0000000000500000-0x0000000000510200-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
4276	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"	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1340-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4276-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0007000000023c83-4.dat	upx
behavioral2/memory/1340-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4276-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1340-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4276-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-65.dat	upx
behavioral2/memory/1340-113-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4276-126-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe
File opened for modification	C:\Windows\java.exe	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe
File created	C:\Windows\java.exe	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.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	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 4276	1340	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe	82
PID 1340 wrote to memory of 4276	1340	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe	82
PID 1340 wrote to memory of 4276	1340	4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe	82

C:\Users\Admin\AppData\Local\Temp\4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe
"C:\Users\Admin\AppData\Local\Temp\4971464e946f3f78f3f1205701e8aef98e6a9e4873e5bd3b50961e0e0d56175c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1340
- 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:4276

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\FQRZN8O7\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TTJXD3SW\search[1].htm

Filesize
130KB

MD5
ce6ede55d0380b90bea7c5d6fec90970

SHA1
2da3f6ce8fc9fdf790944135519b2a5ace65db1e

SHA256
4ffb17e816ba294581f9fd331d4db74739c17cf04f533d239c3d65633de327cf

SHA512
de0d967d52beac24732ae4300c9e596e9d6a52a77749d75c02e60dca4c947d8aab0da97af5eafe9b0f3289e2b74f6af0f9e3f1c2cdf106c5083731874e17d711

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4C34.tmp

Filesize
29KB

MD5
851be9a793c3fb3ced3e378c17f2b480

SHA1
5b1ed5090fa3ca24c681a48ee797b59edd74a1c2

SHA256
30520dd2286fa57bedaafdb71050acca748a986892ab4e49707aca6c8b2086f0

SHA512
4673d5eb68f4a7b766d574f8f2348b931b5db35bc959851891f19d78afac59fc0b41d220dca932ea42c1600aea5d2bad9376b4afd464e3a4f2660d8d763c3338

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

Filesize
320B

MD5
86cebb7174a1401c80f333b741cdb6dd

SHA1
20f70a32f19c4a96882f7846beb0eef9deacb4cb

SHA256
6d52f78734417dae04455881fa423bc35cafebe7f76def982e535780e53244fa

SHA512
8d376a69b8c4d9c719fb7da1d4d678ad5bbb9124bd1d05a0a6e5850b87ed2029ccab61e61d90cac1d4e92975c827e0c37d6f5e9a8eff0033e5cf0d87a79a11f5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1340-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1340-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1340-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1340-113-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4276-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-126-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads