andromeda | b195950335bb9570ae052766c80cdc8f843d4e57760589a14ee85ae3d29acbfd

General

Target
JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe
Size 111KB
Sample260103-vxlxtatkhx
SHA256 b195950335bb9570ae052766c80cdc8f843d4e57760589a14ee85ae3d29acbfd
MD5 3f2e811c6e1452554f7b8b3287d6cd00
SHA1 5ea947213e7fa999b065aecd499eee9567271416
SHA512 745efeb4227bc3b4980f4bcbf045b7c78fde1077c9444ad0c78ae2f1dbc25438ac0fd739883cb3ed89526338eb8b83bceccf683b486b48a9496a62321a3fa81f
SSDEEP 1536:BxR5bM9oLiCMsJozgKWNJ4NJxPMg2o1Ej750:BP5bphozgKWNJ4NJxPR1A7S
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

backdoor botnet discovery andromeda persistence

Malware Config

Signatures

Andromeda family
andromeda
Andromeda, Gamarue
Andromeda, also known as Gamarue, is a modular botnet malware primarily used for distributing other types of malware and it's written in C++.
botnet backdoor andromeda

Detects Andromeda payload. 5 IoCs

resource	yara_rule
behavioral2/memory/4952-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/4952-4-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/4772-12-0x0000000001160000-0x0000000001165000-memory.dmp	family_andromeda
behavioral2/memory/4772-14-0x0000000001160000-0x0000000001165000-memory.dmp	family_andromeda
behavioral2/memory/4772-18-0x0000000001160000-0x0000000001165000-memory.dmp	family_andromeda

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\18613 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccingmw.bat"	msiexec.exe

Executes dropped EXE 1 IoCs

pid	Process
4952	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe

Badlisted process makes network request 19 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
2	4772	msiexec.exe
3	4772	msiexec.exe
4	4772	msiexec.exe
5	4772	msiexec.exe
6	4772	msiexec.exe
7	4772	msiexec.exe
8	4772	msiexec.exe
9	4772	msiexec.exe
10	4772	msiexec.exe
11	4772	msiexec.exe
12	4772	msiexec.exe
13	4772	msiexec.exe
14	4772	msiexec.exe
16	4772	msiexec.exe
17	4772	msiexec.exe
18	4772	msiexec.exe
19	4772	msiexec.exe
20	4772	msiexec.exe
21	4772	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4784 set thread context of 4952	4784	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe	77

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\ccingmw.bat	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4952	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe
4952	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 4952	4784	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe	77
PID 4784 wrote to memory of 4952	4784	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe	77
PID 4784 wrote to memory of 4952	4784	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe	77
PID 4784 wrote to memory of 4952	4784	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe	77
PID 4952 wrote to memory of 4772	4952	JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe	78

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4952
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\syswow64\msiexec.exe
    3⤵
    - Adds policy Run key to start application
    - Badlisted process makes network request
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:4772

Network

MITRE ATT&CK Enterprise v16

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

JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe

Path C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f2e811c6e1452554f7b8b3287d6cd00.exe
Size 111KB
SHA256 b195950335bb9570ae052766c80cdc8f843d4e57760589a14ee85ae3d29acbfd
MD5 3f2e811c6e1452554f7b8b3287d6cd00
SHA1 5ea947213e7fa999b065aecd499eee9567271416
SHA512 745efeb4227bc3b4980f4bcbf045b7c78fde1077c9444ad0c78ae2f1dbc25438ac0fd739883cb3ed89526338eb8b83bceccf683b486b48a9496a62321a3fa81f
SSDEEP 1536:BxR5bM9oLiCMsJozgKWNJ4NJxPMg2o1Ej750:BP5bphozgKWNJ4NJxPR1A7S
MD5 SHA1 SHA512 SSDEEP

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memory/4772-7-0x0000000000CE0000-0x0000000000D08000-memory.dmp

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memory/4772-9-0x0000000000CE0000-0x0000000000D08000-memory.dmp

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memory/4772-11-0x0000000000CE0000-0x0000000000D08000-memory.dmp

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memory/4772-12-0x0000000001160000-0x0000000001165000-memory.dmp

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memory/4772-14-0x0000000001160000-0x0000000001165000-memory.dmp

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memory/4772-18-0x0000000001160000-0x0000000001165000-memory.dmp

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memory/4952-0-0x0000000000400000-0x0000000000409000-memory.dmp

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memory/4952-4-0x0000000000400000-0x0000000000409000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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