ardamax | 7a3a16ff9c3a9e5c212532eeb01b712f26207b6d09d11a96be43906df27fde20

General

Target

06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe
Size

1.1MB
MD5

06ff38f77c41765505f2608bcbffa1fc
SHA1

2c54f2448f760871a61c8296afd102d85c332b31
SHA256

7a3a16ff9c3a9e5c212532eeb01b712f26207b6d09d11a96be43906df27fde20
SHA512

ac44458201751e0c626aa21ce80c47288de7091d05f4356f86f0ca238777e3be3e8d5a855820a0876ff7dc2d5ae47480af7f87b7582b2284826cfc2e96b8ed40
SSDEEP

24576:P64MVTkuFPFMbnXwukwk4O4huR+FZohQ2WUYIFLtQFiUqXJ/CbT+CzzContwQpY:P64MTk+UXwujZ5hHFei+A2XVCyeWm

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/0x0007000000023423-8.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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1340	OKK.exe

Loads dropped DLL 1 IoCs

pid	Process
1340	OKK.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\OKK Start = "C:\\Windows\\SysWOW64\\IAQJMJ\\OKK.exe"	OKK.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 System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\IAQJMJ\OKK.002	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\IAQJMJ\AKV.exe	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\IAQJMJ\OKK.exe	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\IAQJMJ\	OKK.exe
File created	C:\Windows\SysWOW64\IAQJMJ\OKK.004	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\IAQJMJ\OKK.001	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1340	OKK.exe
Token: SeIncBasePriorityPrivilege	1340	OKK.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1340	OKK.exe
1340	OKK.exe
1340	OKK.exe
1340	OKK.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 1340	2712	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe	82
PID 2712 wrote to memory of 1340	2712	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe	82
PID 2712 wrote to memory of 1340	2712	06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\06ff38f77c41765505f2608bcbffa1fc_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Windows\SysWOW64\IAQJMJ\OKK.exe
  "C:\Windows\system32\IAQJMJ\OKK.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1340

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\IAQJMJ\AKV.exe

Filesize
456KB

MD5
51507d91d43683b9c4b8fafeb4d888f8

SHA1
ead2f68338da7af4720378cd46133589fc9405ba

SHA256
71b3aecefd36e4855a369019ac5871c544d39f8889d23cd455466a24cdecce6b

SHA512
a5a7ff3f8ffb72719b7e2c9dc2719c99ea32bd68994918ea027c0d7d54cfe0c80bfd34486dd8d3cdd390376bc4c8d1f7d97de4b98b7d39a3e10c3e2682c07d1c

Download Submit
C:\Windows\SysWOW64\IAQJMJ\OKK.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
C:\Windows\SysWOW64\IAQJMJ\OKK.002

Filesize
43KB

MD5
93df156c4bd9d7341f4c4a4847616a69

SHA1
c7663b32c3c8e247bc16b51aff87b45484652dc1

SHA256
e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

SHA512
ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

Download Submit
C:\Windows\SysWOW64\IAQJMJ\OKK.004

Filesize
1KB

MD5
eb4c16ae1ff987cc64c5128f7c03e306

SHA1
65131eddcc2a7ff0d385e1f7002350791fcba9ec

SHA256
2d8dc9e4183b4842e0d4a3563bc5ff5cc4a873c84cd7f6980f7d0b3d01ee4340

SHA512
d520278a003ce0ed0c6d64c70e5b31a910eb0f1e84a675198495dc894374ab8df8fa441401ba221a7281aa367e773a1cab3f77776fdd52e956839ae2c8c3f5f0

Download Submit
C:\Windows\SysWOW64\IAQJMJ\OKK.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
memory/1340-16-0x0000000000720000-0x0000000000721000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads