ardamax | 0e42a4f4ead2f7521f48b9f845512a3be0517328b20882a7ed6e8d678c037707

General

Target

16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
Size

5.1MB
MD5

16937278babb696887c738b3bae3b3b4
SHA1

eb66cb3ae86bf8646071f5189c6dacc449a091ce
SHA256

0e42a4f4ead2f7521f48b9f845512a3be0517328b20882a7ed6e8d678c037707
SHA512

07bae232188e9cdca3d28026dae0fbd464c37a8662e740bb0624aa0182aa4a5edac2c42be5c352bb90ad8234e7d9c88b710a535b43d6e538e29755677d7a3d6c
SSDEEP

98304:1hzJHfEMAoGP+byVJYA4zEH8Tl2rkHX+5LZzSXPMWL/ySiQdSaU7KhCsCRNVjsw7:3VEMAoG26J5ctTNHYzSX08/5iQdSjSCn

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x00070000000234c4-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
3940	system32HXBH.exe
3488	SoftMod.exe

Loads dropped DLL 7 IoCs

pid	Process
4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
3940	system32HXBH.exe
3940	system32HXBH.exe
3940	system32HXBH.exe
4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
3488	SoftMod.exe

Adds Run key to start application 2 TTPs 1 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\system32HXBH Agent = "C:\\Windows\\system32HXBH.exe"	system32HXBH.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\system32HXBH.exe	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
File created	C:\Windows\system32AKV.exe	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
File created	C:\Windows\system32HXBH.001	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
File created	C:\Windows\system32HXBH.006	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
File created	C:\Windows\system32HXBH.007	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32HXBH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SoftMod.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3940	system32HXBH.exe
Token: SeIncBasePriorityPrivilege	3940	system32HXBH.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3940	system32HXBH.exe
3940	system32HXBH.exe
3488	SoftMod.exe
3488	SoftMod.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4476 wrote to memory of 3940	4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe	82
PID 4476 wrote to memory of 3940	4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe	82
PID 4476 wrote to memory of 3940	4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe	82
PID 4476 wrote to memory of 3488	4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe	83
PID 4476 wrote to memory of 3488	4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe	83
PID 4476 wrote to memory of 3488	4476	16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\16937278babb696887c738b3bae3b3b4_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4476
- C:\Windows\system32HXBH.exe
  "C:\Windows\system32HXBH.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3940
- C:\Users\Admin\AppData\Local\Temp\SoftMod.exe
  "C:\Users\Admin\AppData\Local\Temp\SoftMod.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3488

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

Query Registry

2

T1012

System Information Discovery

2

T1082

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\@B508.tmp

Filesize
4KB

MD5
d9e02f226fc338d14df200ba9a700625

SHA1
414f134a16a309b31e418ed9e08c0c48aaf6e2bc

SHA256
8165757efb79acceb9fd0bfae6b2c19b8f087cc0461abb17941d460dbdf2e260

SHA512
13c73381602fe2593312d41ab4bc5cd5f922ac651f9e71e3fe3c58e7f0c5c73ecc9d79d61ec46f33a0a81cf73373421eeb510bd99650c0f53af30974ed61b8ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\SoftMod.exe

Filesize
4.7MB

MD5
d0cc551363c33467b913e2f16ba1b19f

SHA1
e9d80ee00239c031763200a088a3b98539071eea

SHA256
991abc81d07299bd41ec1b8b1ce5a130d63ae62546ecf5b702be46d42baba994

SHA512
90616af97017e19623210e4a3c76a6f8e317365504abfe685dd3bf3a79fba89dfb67071a651847b86a2821ef45333251556e2d053381b048fee93c4b4b6b5800

Download Submit
C:\Windows\system32HXBH.001

Filesize
540B

MD5
90225fa4b1ad47aaaed4957ab95c925f

SHA1
fe90770800ce4c0748701c427e385ab25f9df609

SHA256
8a0d4e8fab61d8eafb8388afa3b73c1ece08aa5a46ae7481a077d4eb4d7acccc

SHA512
cefd7f0876076b97d56907f89117512d317f20a57aaf7aab25e48067243e0a8a7f4d9fedbaa16e0646783baa26c1f2803cd91c8e2d0b2ae4f89845573087bef0

Download Submit
C:\Windows\system32HXBH.006

Filesize
7KB

MD5
32dd7b4bc8b6f290b0ece3cc1c011c96

SHA1
b979683868b399c6a6204ebaed9fc9c784a0429a

SHA256
6dcce9bbba5c2de47eea3abf7597a9c4fb2e4d358efc3752fa65c169cccfa2a1

SHA512
9e0d720799fe816f7d09c8a722b762203b6f12a8625c1c93cd640219ecc35969bd641b4d9e6dc04ab6f95ceb73235a438eb7d48ee9402118db3618b5760551ea

Download Submit
C:\Windows\system32HXBH.007

Filesize
5KB

MD5
e8155b68775ed29590e14df80fdc0e9f

SHA1
ed449da02e648a524004c265f3c37496d2f07f1f

SHA256
b39ba894b0a9a3201461ddd9ee9b297928e793dff221a47f019e75c11df631f3

SHA512
b14e00c46cf9bed0aca0f85775f624ff064f2d2afe1fa68b61bee5729db73cf9a8eced669c52d7cbb9504ff1b369a9a16a0f36c71a70c13c0bd1eaf5e07ccc11

Download Submit
C:\Windows\system32HXBH.exe

Filesize
471KB

MD5
3c06bbc025b61d2182ef5573f2852bda

SHA1
ebc1464c00b13fb5b3f80a59c80b595020e1fe7c

SHA256
e7f64e7215284cdeb8ef1eba28733f7aeae7f6977f82809d8de1e76a2e249085

SHA512
9d839ada211b85fc1efb1fe7bb3ce66fcf0e8069221d958234649c2ac5dc0f1bd06f1a016f9c727077af36fb46cac5409be9c8a8201d17f689c6b473aa01acdc

Download Submit
memory/3488-38-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3940-21-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/3940-37-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads