ardamax | f65d4c93f7de550c3f5ed902ea725a3ed4bf3ad669024051d6357664ad4064a6

General

Target

830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
Size

1.3MB
MD5

830f293b40c08dde71363380a35fdcfb
SHA1

9ae6696471a54a39737ef72485d90de3e752f45d
SHA256

f65d4c93f7de550c3f5ed902ea725a3ed4bf3ad669024051d6357664ad4064a6
SHA512

0fd78c80735de594d41d0e8da6f8fa186ab52d98862046040ac224bed139e4672859684a408559b604a2329064c72124883c5092a6f6882ccbc6550e919842a2
SSDEEP

24576:0ZxTZlXT+KGwh/O63pjpltaR/AvU5al5U0Fr+m+c+di4ElYjla+E+siR9:0XTbXIwJjp+R/6fU82di4ESZaB+n

Score

10^/10

ardamax discovery keylogger persistence stealer upx

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023444-8.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-1-5-21-3774859476-2260090144-3466365324-1000\Control Panel\International\Geo\Nation	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4596	HOT.exe
4524	DeskLock.exe

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0007000000023445-16.dat	upx
behavioral2/memory/4524-28-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-41-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-42-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-43-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-44-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-45-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-46-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-47-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-48-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-49-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-50-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-51-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-52-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-53-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral2/memory/4524-54-0x0000000000400000-0x0000000000477000-memory.dmp	upx

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\HOT Start = "C:\\Windows\\SysWOW64\\CFMDLC\\HOT.exe"	HOT.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\CFMDLC\HOT.002	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CFMDLC\AKV.exe	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CFMDLC\HOT.exe	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CFMDLC\HOT.004	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\CFMDLC\HOT.001	830f293b40c08dde71363380a35fdcfb_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	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HOT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DeskLock.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4524	DeskLock.exe
4524	DeskLock.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4524	DeskLock.exe
4524	DeskLock.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4524	DeskLock.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 4596	3696	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe	86
PID 3696 wrote to memory of 4596	3696	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe	86
PID 3696 wrote to memory of 4596	3696	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe	86
PID 3696 wrote to memory of 4524	3696	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe	87
PID 3696 wrote to memory of 4524	3696	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe	87
PID 3696 wrote to memory of 4524	3696	830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\830f293b40c08dde71363380a35fdcfb_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3696
- C:\Windows\SysWOW64\CFMDLC\HOT.exe
  "C:\Windows\system32\CFMDLC\HOT.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4596
- C:\Users\Admin\AppData\Local\Temp\DeskLock.exe
  "C:\Users\Admin\AppData\Local\Temp\DeskLock.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4524

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

1

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DeskLock.exe

Filesize
209KB

MD5
abee8097cdf9cde40a6f3e3c16046cd9

SHA1
692bb0192d458110f0f54f238dc647cfa5dec924

SHA256
6bf9d8fbeab99c3a15f6a19f0aa01334ba15b71de967cc9c9cfbdf46bdccc581

SHA512
568277eecc3199066e1b77b85c72a1d94ae35a667abbff93800b6eef7d27ad79137c8af6b6aa889bb08ac8ba99f5f40ffac6f303977ae39e9e7272f30e51380c

Download Submit
C:\Users\Admin\AppData\Local\Temp\DeskLock.ini

Filesize
94B

MD5
7a7f910ede33b00c3e6f54ecdda755b6

SHA1
a820887f1209c0aa00aac977e37b523add2e4f5d

SHA256
dbb2762f75dda074f02160f50353722202d603c5ac3d1d26590f9a80eb5eb39d

SHA512
1eb58f15a067a9c5e0dd3ce71ce642a7a128fc04184238bc7d82e20629ccabe7155456435269745ddebbf36abbde1dee79e16b168387ccf9a8cbaf7c7c016efe

Download Submit
C:\Windows\SysWOW64\CFMDLC\AKV.exe

Filesize
456KB

MD5
1f29b1075a91b3da0ccc0b9c49eece56

SHA1
048e675f087181035aedece9e7b11d065c6355cc

SHA256
4f6825548b32329c3360ed9abb7c0a6809a2c2291cf0bcaac511a9fa32a6336e

SHA512
7e152caf055f57f599ecc1e3a404b540b721b3315d2ba16bff6eb21f03edeb3a06ae185621e3139293612d94210f500f098bd281489ca7f336efd8b5284ee060

Download Submit
C:\Windows\SysWOW64\CFMDLC\HOT.001

Filesize
61KB

MD5
31c866d8e4448c28ae63660a0521cd92

SHA1
0e4dcb44e3c8589688b8eacdd8cc463a920baab9

SHA256
dc0eaf9d62f0e40b6522d28b2e06b39ff619f9086ea7aa45fd40396a8eb61aa1

SHA512
1076da7f8137a90b5d3bbbbe2b24fd9774de6adbcdfd41fd55ae90c70b9eb4bbf441732689ad25e5b3048987bfb1d63ba59d5831a04c6d84cb05bbfd2d32f839

Download Submit
C:\Windows\SysWOW64\CFMDLC\HOT.002

Filesize
43KB

MD5
093e599a1281e943ce1592f61d9591af

SHA1
6896810fe9b7efe4f5ae68bf280fec637e97adf5

SHA256
1ac0964d97b02204f4d4ae79cd5244342f1a1798f5846e9dd7f3448d4177a009

SHA512
64cb58fbf6295d15d9ee6a8a7a325e7673af7ee02e4ece8da5a95257f666566a425b348b802b78ac82e7868ba7923f85255c2c31e548618afa9706c1f88d34dc

Download Submit
C:\Windows\SysWOW64\CFMDLC\HOT.004

Filesize
1KB

MD5
b4819a05e942c8f33278c3d333fe771c

SHA1
ec0837827d5485c797604062b3f5c30248614827

SHA256
c8859c82cb50272113f60826be3fea66a680148b9423aa41c086b0ec25554da2

SHA512
50fec2386b2561da6c6a2873f612290922c615dfbc63b61c62c52e7c6b154f717cf4e88657d52a56f7040d2cc4c684f540f86a06156410abaedef8c7c44d5af9

Download Submit
C:\Windows\SysWOW64\CFMDLC\HOT.exe

Filesize
1.5MB

MD5
0aaffc12ef1b416b9276bdc3fdec9dff

SHA1
9f38d7cf6241d867da58f89db9ff26544314b938

SHA256
42b33dd905c5668c2518a6a7d407fb10c303cfedeaefcd7b6e4c7cc1b891c73b

SHA512
bbde0986b298c6172e7c8e3f938db9425f54cca097e280736e1ba289afd06a0b86f7cbc91f6d46458bc8e75069c12cda1cf808acf3b6c773b0661d081136ee7c

Download Submit
memory/4524-42-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-46-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-41-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-54-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-43-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-44-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-45-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-28-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-47-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-48-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-49-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-50-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-51-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-52-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4524-53-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4596-25-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads